Reincartnated

- Trains now get saved to disk
- Trains now sync raw position data to clients while in the derailed state
- Trains can no longer be relocated into another train
- Train relocation now shows indicators
- Fixed single-bogey carriages not sending enough position context when derailed

src/generated/resources/.cache/cache

@@ -541,21 +541,21 @@ bf2b0310500213ff853c748c236eb5d01f61658e assets/create/blockstates/yellow_toolbo
 7f39521b211441f5c3e06d60c5978cebe16cacfb assets/create/blockstates/zinc_block.json
 b7181bcd8182b2f17088e5aa881f374c9c65470c assets/create/blockstates/zinc_ore.json
 255e47ab7894ba35851a2f34c82be3dc9c9e8784 assets/create/lang/en_ud.json
-3610238d5807c0d4f04a7632a871487ba8cc2c1f assets/create/lang/en_us.json
+b908dd7c47b286d05a57b8a58c60051363ffff86 assets/create/lang/en_us.json
-6a67c98238de2e57b5f2b36b3e988e70616c2ab0 assets/create/lang/unfinished/de_de.json
+29ad91d27ee183b9d4de8d152d0fb8ed2a388a0c assets/create/lang/unfinished/de_de.json
-f9cb3ca070daff2503223de083c95e7e176b10fd assets/create/lang/unfinished/es_cl.json
+8d33ba82d3cca307c5ae0dda41a49ec16f1c7b74 assets/create/lang/unfinished/es_cl.json
-35bb65eb644b10adbf55bc03913db056bc88f32c assets/create/lang/unfinished/es_es.json
+ae674553b564a9e09a7d10c9c2d8c1be1307f40a assets/create/lang/unfinished/es_es.json
-9e7c2ea229f44ff57fc7ba2bc6f94638d2a68af0 assets/create/lang/unfinished/fr_fr.json
+318149855f383fb90439f2f0818e8e83fee3924e assets/create/lang/unfinished/fr_fr.json
-0e4bc37cd97dd28107593eb11d936101a2a3ebb6 assets/create/lang/unfinished/it_it.json
+e7321dbe8f98c96e778b5c46823c98500b3001bc assets/create/lang/unfinished/it_it.json
-11034cb1b7e049c403f4a1e4774c2e1611af5b10 assets/create/lang/unfinished/ja_jp.json
+5a2da425fd0dd276c3d7cf66f6bb43f229574306 assets/create/lang/unfinished/ja_jp.json
-626ef47b3ee504f922b6fa7cde416ae284f22236 assets/create/lang/unfinished/ko_kr.json
+98fc1956e8b25aec27e889ada3a160800b958dfd assets/create/lang/unfinished/ko_kr.json
-1025d8531ada9f4a521aba15a153de59a3bfd596 assets/create/lang/unfinished/nl_nl.json
+67cefb6690f5cccce93d776a760ebdadc7f2631e assets/create/lang/unfinished/nl_nl.json
-4113a74ef44f7c30285b578eea239fee70646702 assets/create/lang/unfinished/pl_pl.json
+9a7f4d369d2a54aaf5c422fae740244025a13af4 assets/create/lang/unfinished/pl_pl.json
-ecb8680bae4a7ce8c6e7f1ae45f74992a6f152a6 assets/create/lang/unfinished/pt_br.json
+3656897ffc5c89bf16a32ad11efe33cd5b4bfb23 assets/create/lang/unfinished/pt_br.json
-db520fa1663bbecea9e39a1acfa6514740e74445 assets/create/lang/unfinished/pt_pt.json
+c84995ec524b6469fc42f39574be21b9dbee24e3 assets/create/lang/unfinished/pt_pt.json
-718e9841f70866b4fbbe397f8fdd1600e2c044a8 assets/create/lang/unfinished/ru_ru.json
+bcf41d9fd8454296dc56326b6e26ee41e2ad52e5 assets/create/lang/unfinished/ru_ru.json
-c8094e8ebf65b51fe1156955e2968709543c0592 assets/create/lang/unfinished/zh_cn.json
+d3dfdab017748fa82f9e952a35bd6e82fe063771 assets/create/lang/unfinished/zh_cn.json
-949a8d2f792ff994dbe2339dda5d08543d62fd55 assets/create/lang/unfinished/zh_tw.json
+dda3aee2ece5503edd53dbd4aa9db7363e4beafc assets/create/lang/unfinished/zh_tw.json
 487a511a01b2a4531fb672f917922312db78f958 assets/create/models/block/acacia_window.json
 b48060cba1a382f373a05bf0039054053eccf076 assets/create/models/block/acacia_window_pane_noside.json
 3066db1bf03cffa1a9c7fbacf47ae586632f4eb3 assets/create/models/block/acacia_window_pane_noside_alt.json

src/generated/resources/assets/create/lang/en_us.json

@@ -1421,7 +1421,7 @@
 	"create.train.relocate.abort": "Relocation aborted",
 	"create.train.relocate.success": "Relocation successful",
 	"create.train.relocate.valid": "Can relocate to here, Click to Confirm",
-	"create.train.relocate.invalid": "Cannot relocate Train to this Track",
+	"create.train.relocate.invalid": "Cannot relocate Train to here",
 	"create.train.relocate.too_far": "Cannot relocate Train this far away",
 
 	"create.contraption.controls.start_controlling": "Now controlling: %1$s",

src/generated/resources/assets/create/lang/unfinished/de_de.json

@@ -1422,7 +1422,7 @@
 	"create.train.relocate.abort": "UNLOCALIZED: Relocation aborted",
 	"create.train.relocate.success": "UNLOCALIZED: Relocation successful",
 	"create.train.relocate.valid": "UNLOCALIZED: Can relocate to here, Click to Confirm",
-	"create.train.relocate.invalid": "UNLOCALIZED: Cannot relocate Train to this Track",
+	"create.train.relocate.invalid": "UNLOCALIZED: Cannot relocate Train to here",
 	"create.train.relocate.too_far": "UNLOCALIZED: Cannot relocate Train this far away",
 
 	"create.contraption.controls.start_controlling": "UNLOCALIZED: Now controlling: %1$s",

src/generated/resources/assets/create/lang/unfinished/es_cl.json

@@ -1422,7 +1422,7 @@
 	"create.train.relocate.abort": "UNLOCALIZED: Relocation aborted",
 	"create.train.relocate.success": "UNLOCALIZED: Relocation successful",
 	"create.train.relocate.valid": "UNLOCALIZED: Can relocate to here, Click to Confirm",
-	"create.train.relocate.invalid": "UNLOCALIZED: Cannot relocate Train to this Track",
+	"create.train.relocate.invalid": "UNLOCALIZED: Cannot relocate Train to here",
 	"create.train.relocate.too_far": "UNLOCALIZED: Cannot relocate Train this far away",
 
 	"create.contraption.controls.start_controlling": "UNLOCALIZED: Now controlling: %1$s",

src/generated/resources/assets/create/lang/unfinished/es_es.json

@@ -1422,7 +1422,7 @@
 	"create.train.relocate.abort": "UNLOCALIZED: Relocation aborted",
 	"create.train.relocate.success": "UNLOCALIZED: Relocation successful",
 	"create.train.relocate.valid": "UNLOCALIZED: Can relocate to here, Click to Confirm",
-	"create.train.relocate.invalid": "UNLOCALIZED: Cannot relocate Train to this Track",
+	"create.train.relocate.invalid": "UNLOCALIZED: Cannot relocate Train to here",
 	"create.train.relocate.too_far": "UNLOCALIZED: Cannot relocate Train this far away",
 
 	"create.contraption.controls.start_controlling": "UNLOCALIZED: Now controlling: %1$s",

src/generated/resources/assets/create/lang/unfinished/fr_fr.json

@@ -1422,7 +1422,7 @@
 	"create.train.relocate.abort": "UNLOCALIZED: Relocation aborted",
 	"create.train.relocate.success": "UNLOCALIZED: Relocation successful",
 	"create.train.relocate.valid": "UNLOCALIZED: Can relocate to here, Click to Confirm",
-	"create.train.relocate.invalid": "UNLOCALIZED: Cannot relocate Train to this Track",
+	"create.train.relocate.invalid": "UNLOCALIZED: Cannot relocate Train to here",
 	"create.train.relocate.too_far": "UNLOCALIZED: Cannot relocate Train this far away",
 
 	"create.contraption.controls.start_controlling": "UNLOCALIZED: Now controlling: %1$s",

src/generated/resources/assets/create/lang/unfinished/it_it.json

@@ -1422,7 +1422,7 @@
 	"create.train.relocate.abort": "UNLOCALIZED: Relocation aborted",
 	"create.train.relocate.success": "UNLOCALIZED: Relocation successful",
 	"create.train.relocate.valid": "UNLOCALIZED: Can relocate to here, Click to Confirm",
-	"create.train.relocate.invalid": "UNLOCALIZED: Cannot relocate Train to this Track",
+	"create.train.relocate.invalid": "UNLOCALIZED: Cannot relocate Train to here",
 	"create.train.relocate.too_far": "UNLOCALIZED: Cannot relocate Train this far away",
 
 	"create.contraption.controls.start_controlling": "UNLOCALIZED: Now controlling: %1$s",

src/generated/resources/assets/create/lang/unfinished/ja_jp.json

@@ -1422,7 +1422,7 @@
 	"create.train.relocate.abort": "UNLOCALIZED: Relocation aborted",
 	"create.train.relocate.success": "UNLOCALIZED: Relocation successful",
 	"create.train.relocate.valid": "UNLOCALIZED: Can relocate to here, Click to Confirm",
-	"create.train.relocate.invalid": "UNLOCALIZED: Cannot relocate Train to this Track",
+	"create.train.relocate.invalid": "UNLOCALIZED: Cannot relocate Train to here",
 	"create.train.relocate.too_far": "UNLOCALIZED: Cannot relocate Train this far away",
 
 	"create.contraption.controls.start_controlling": "UNLOCALIZED: Now controlling: %1$s",

src/generated/resources/assets/create/lang/unfinished/ko_kr.json

@@ -1422,7 +1422,7 @@
 	"create.train.relocate.abort": "UNLOCALIZED: Relocation aborted",
 	"create.train.relocate.success": "UNLOCALIZED: Relocation successful",
 	"create.train.relocate.valid": "UNLOCALIZED: Can relocate to here, Click to Confirm",
-	"create.train.relocate.invalid": "UNLOCALIZED: Cannot relocate Train to this Track",
+	"create.train.relocate.invalid": "UNLOCALIZED: Cannot relocate Train to here",
 	"create.train.relocate.too_far": "UNLOCALIZED: Cannot relocate Train this far away",
 
 	"create.contraption.controls.start_controlling": "UNLOCALIZED: Now controlling: %1$s",

src/generated/resources/assets/create/lang/unfinished/nl_nl.json

@@ -1422,7 +1422,7 @@
 	"create.train.relocate.abort": "UNLOCALIZED: Relocation aborted",
 	"create.train.relocate.success": "UNLOCALIZED: Relocation successful",
 	"create.train.relocate.valid": "UNLOCALIZED: Can relocate to here, Click to Confirm",
-	"create.train.relocate.invalid": "UNLOCALIZED: Cannot relocate Train to this Track",
+	"create.train.relocate.invalid": "UNLOCALIZED: Cannot relocate Train to here",
 	"create.train.relocate.too_far": "UNLOCALIZED: Cannot relocate Train this far away",
 
 	"create.contraption.controls.start_controlling": "UNLOCALIZED: Now controlling: %1$s",

src/generated/resources/assets/create/lang/unfinished/pl_pl.json

@@ -1422,7 +1422,7 @@
 	"create.train.relocate.abort": "UNLOCALIZED: Relocation aborted",
 	"create.train.relocate.success": "UNLOCALIZED: Relocation successful",
 	"create.train.relocate.valid": "UNLOCALIZED: Can relocate to here, Click to Confirm",
-	"create.train.relocate.invalid": "UNLOCALIZED: Cannot relocate Train to this Track",
+	"create.train.relocate.invalid": "UNLOCALIZED: Cannot relocate Train to here",
 	"create.train.relocate.too_far": "UNLOCALIZED: Cannot relocate Train this far away",
 
 	"create.contraption.controls.start_controlling": "UNLOCALIZED: Now controlling: %1$s",

src/generated/resources/assets/create/lang/unfinished/pt_br.json

@@ -1422,7 +1422,7 @@
 	"create.train.relocate.abort": "UNLOCALIZED: Relocation aborted",
 	"create.train.relocate.success": "UNLOCALIZED: Relocation successful",
 	"create.train.relocate.valid": "UNLOCALIZED: Can relocate to here, Click to Confirm",
-	"create.train.relocate.invalid": "UNLOCALIZED: Cannot relocate Train to this Track",
+	"create.train.relocate.invalid": "UNLOCALIZED: Cannot relocate Train to here",
 	"create.train.relocate.too_far": "UNLOCALIZED: Cannot relocate Train this far away",
 
 	"create.contraption.controls.start_controlling": "UNLOCALIZED: Now controlling: %1$s",

src/generated/resources/assets/create/lang/unfinished/pt_pt.json

@@ -1422,7 +1422,7 @@
 	"create.train.relocate.abort": "UNLOCALIZED: Relocation aborted",
 	"create.train.relocate.success": "UNLOCALIZED: Relocation successful",
 	"create.train.relocate.valid": "UNLOCALIZED: Can relocate to here, Click to Confirm",
-	"create.train.relocate.invalid": "UNLOCALIZED: Cannot relocate Train to this Track",
+	"create.train.relocate.invalid": "UNLOCALIZED: Cannot relocate Train to here",
 	"create.train.relocate.too_far": "UNLOCALIZED: Cannot relocate Train this far away",
 
 	"create.contraption.controls.start_controlling": "UNLOCALIZED: Now controlling: %1$s",

src/generated/resources/assets/create/lang/unfinished/ru_ru.json

@@ -1422,7 +1422,7 @@
 	"create.train.relocate.abort": "UNLOCALIZED: Relocation aborted",
 	"create.train.relocate.success": "UNLOCALIZED: Relocation successful",
 	"create.train.relocate.valid": "UNLOCALIZED: Can relocate to here, Click to Confirm",
-	"create.train.relocate.invalid": "UNLOCALIZED: Cannot relocate Train to this Track",
+	"create.train.relocate.invalid": "UNLOCALIZED: Cannot relocate Train to here",
 	"create.train.relocate.too_far": "UNLOCALIZED: Cannot relocate Train this far away",
 
 	"create.contraption.controls.start_controlling": "UNLOCALIZED: Now controlling: %1$s",

src/generated/resources/assets/create/lang/unfinished/zh_cn.json

@@ -1422,7 +1422,7 @@
 	"create.train.relocate.abort": "UNLOCALIZED: Relocation aborted",
 	"create.train.relocate.success": "UNLOCALIZED: Relocation successful",
 	"create.train.relocate.valid": "UNLOCALIZED: Can relocate to here, Click to Confirm",
-	"create.train.relocate.invalid": "UNLOCALIZED: Cannot relocate Train to this Track",
+	"create.train.relocate.invalid": "UNLOCALIZED: Cannot relocate Train to here",
 	"create.train.relocate.too_far": "UNLOCALIZED: Cannot relocate Train this far away",
 
 	"create.contraption.controls.start_controlling": "UNLOCALIZED: Now controlling: %1$s",

src/generated/resources/assets/create/lang/unfinished/zh_tw.json

@@ -1422,7 +1422,7 @@
 	"create.train.relocate.abort": "UNLOCALIZED: Relocation aborted",
 	"create.train.relocate.success": "UNLOCALIZED: Relocation successful",
 	"create.train.relocate.valid": "UNLOCALIZED: Can relocate to here, Click to Confirm",
-	"create.train.relocate.invalid": "UNLOCALIZED: Cannot relocate Train to this Track",
+	"create.train.relocate.invalid": "UNLOCALIZED: Cannot relocate Train to here",
 	"create.train.relocate.too_far": "UNLOCALIZED: Cannot relocate Train this far away",
 
 	"create.contraption.controls.start_controlling": "UNLOCALIZED: Now controlling: %1$s",

src/main/java/com/simibubi/create/content/contraptions/components/structureMovement/interaction/controls/ControlsInputPacket.java

@@ -64,8 +64,8 @@ public class ControlsInputPacket extends SimplePacketBase {
 			Entity entity = world.getEntity(contraptionEntityId);
 			if (!(entity instanceof AbstractContraptionEntity ace))
 				return;
-			if (ace.toGlobalVector(Vec3.atCenterOf(controlsPos), 0)
+			if (!ace.toGlobalVector(Vec3.atCenterOf(controlsPos), 0)
-				.distanceTo(player.position()) > 10)
+				.closerThan(player.position(), 16))
 				return;
 
 			ControlsServerHandler.receivePressed(world, ace, controlsPos, uniqueID, activatedButtons, press);

src/main/java/com/simibubi/create/content/logistics/trains/GlobalRailwayManager.java

@@ -53,7 +53,7 @@ public class GlobalRailwayManager {
 			sync.sendEdgeGroups(signalEdgeGroups.keySet(), serverPlayer);
 			for (Train train : trains.values())
 				AllPackets.channel.send(PacketDistributor.PLAYER.with(() -> serverPlayer),
-					new TrainPacket(train, false));
+					new TrainPacket(train, true));
 		}
 	}
 
@@ -70,6 +70,7 @@ public class GlobalRailwayManager {
 		if (savedData != null)
 			return;
 		savedData = RailwaySavedData.load(server);
+		trains = savedData.getTrains();
 		trackNetworks = savedData.getTrackNetworks();
 		signalEdgeGroups = savedData.getSignalBlocks();
 	}

src/main/java/com/simibubi/create/content/logistics/trains/RailwaySavedData.java

@@ -5,6 +5,7 @@ import java.util.Map;
 import java.util.UUID;
 
 import com.simibubi.create.Create;
+import com.simibubi.create.content.logistics.trains.entity.Train;
 import com.simibubi.create.content.logistics.trains.management.edgePoint.signal.SignalEdgeGroup;
 import com.simibubi.create.foundation.utility.NBTHelper;
 
@@ -17,23 +18,33 @@ public class RailwaySavedData extends SavedData {
 
 	private Map<UUID, TrackGraph> trackNetworks = new HashMap<>();
 	private Map<UUID, SignalEdgeGroup> signalEdgeGroups = new HashMap<>();
+	private Map<UUID, Train> trains = new HashMap<>();
 
 	@Override
 	public CompoundTag save(CompoundTag nbt) {
-		nbt.put("RailGraphs", NBTHelper.writeCompoundList(Create.RAILWAYS.trackNetworks.values(), TrackGraph::write));
+		GlobalRailwayManager railways = Create.RAILWAYS;
+		Create.LOGGER.info("Saving Railway Information...");
+		nbt.put("RailGraphs", NBTHelper.writeCompoundList(railways.trackNetworks.values(), TrackGraph::write));
 		nbt.put("SignalBlocks",
-			NBTHelper.writeCompoundList(Create.RAILWAYS.signalEdgeGroups.values(), SignalEdgeGroup::write));
+			NBTHelper.writeCompoundList(railways.signalEdgeGroups.values(), SignalEdgeGroup::write));
+		nbt.put("Trains", NBTHelper.writeCompoundList(railways.trains.values(), Train::write));
 		return nbt;
 	}
 
 	private static RailwaySavedData load(CompoundTag nbt) {
-		RailwaySavedData sd = new RailwaySavedData();//TODO load trains before everything else
+		RailwaySavedData sd = new RailwaySavedData();
 		sd.trackNetworks = new HashMap<>();
 		sd.signalEdgeGroups = new HashMap<>();
+		sd.trains = new HashMap<>();
+		Create.LOGGER.info("Loading Railway Information...");
 		NBTHelper.iterateCompoundList(nbt.getList("RailGraphs", Tag.TAG_COMPOUND), c -> {
 			TrackGraph graph = TrackGraph.read(c);
 			sd.trackNetworks.put(graph.id, graph);
 		});
+		NBTHelper.iterateCompoundList(nbt.getList("Trains", Tag.TAG_COMPOUND), c -> {
+			Train train = Train.read(c, sd.trackNetworks);
+			sd.trains.put(train.id, train);
+		});
 		NBTHelper.iterateCompoundList(nbt.getList("SignalBlocks", Tag.TAG_COMPOUND), c -> {
 			SignalEdgeGroup group = SignalEdgeGroup.read(c);
 			sd.signalEdgeGroups.put(group.id, group);
@@ -45,6 +56,10 @@ public class RailwaySavedData extends SavedData {
 		return trackNetworks;
 	}
 	
+	public Map<UUID, Train> getTrains() {
+		return trains;
+	}
+
 	public Map<UUID, SignalEdgeGroup> getSignalBlocks() {
 		return signalEdgeGroups;
 	}

src/main/java/com/simibubi/create/content/logistics/trains/TrackGraph.java

@@ -32,6 +32,7 @@ import com.simibubi.create.content.logistics.trains.management.edgePoint.signal.
 import com.simibubi.create.content.logistics.trains.management.edgePoint.signal.TrackEdgePoint;
 import com.simibubi.create.content.logistics.trains.management.edgePoint.station.GlobalStation;
 import com.simibubi.create.foundation.utility.Color;
+import com.simibubi.create.foundation.utility.Couple;
 import com.simibubi.create.foundation.utility.NBTHelper;
 import com.simibubi.create.foundation.utility.Pair;
 import com.simibubi.create.foundation.utility.VecHelper;
@@ -307,6 +308,10 @@ public class TrackGraph {
 		return connectionsByNode.getOrDefault(node, new HashMap<>());
 	}
 
+	public TrackEdge getConnection(Couple<TrackNode> nodes) {
+		return getConnectionsFrom(nodes.getFirst()).get(nodes.getSecond());
+	}
+
 	public void connectNodes(TrackNodeLocation location, TrackNodeLocation location2, TrackEdge edge) {
 		TrackNode node1 = nodes.get(location);
 		TrackNode node2 = nodes.get(location2);

src/main/java/com/simibubi/create/content/logistics/trains/entity/Carriage.java

@@ -15,9 +15,11 @@ import com.simibubi.create.content.logistics.trains.entity.TravellingPoint.ISign
 import com.simibubi.create.content.logistics.trains.entity.TravellingPoint.ITrackSelector;
 import com.simibubi.create.foundation.utility.Couple;
 import com.simibubi.create.foundation.utility.Iterate;
+import com.simibubi.create.foundation.utility.VecHelper;
 
 import net.minecraft.core.BlockPos;
 import net.minecraft.nbt.CompoundTag;
+import net.minecraft.nbt.Tag;
 import net.minecraft.util.Mth;
 import net.minecraft.world.entity.Entity;
 import net.minecraft.world.entity.Entity.RemovalReason;
@@ -37,7 +39,10 @@ public class Carriage {
 	public Couple<Boolean> presentConductors;
 
 	public int bogeySpacing;
-	Couple<CarriageBogey> bogeys;
+	public Couple<CarriageBogey> bogeys;
+
+	public Vec3 positionAnchor;
+	public Couple<Vec3> rotationAnchors;
 
 	CompoundTag serialisedEntity;
 	WeakReference<CarriageContraptionEntity> entity;
@@ -54,6 +59,9 @@ public class Carriage {
 		this.id = netIdGenerator.incrementAndGet();
 		this.serialisedEntity = new CompoundTag();
 		this.pointsInitialised = false;
+		this.rotationAnchors = Couple.create(null, null);
+
+		updateContraptionAnchors();
 
 		bogey1.carriage = this;
 		if (bogey2 != null)
@@ -69,9 +77,7 @@ public class Carriage {
 		entity.setCarriage(this);
 		contraption.startMoving(level);
 		contraption.onEntityInitialize(level, entity);
-		for (CarriageBogey carriageBogey : bogeys)
+		updateContraptionAnchors();
-			if (carriageBogey != null)
-				carriageBogey.updateAnchorPosition();
 		alignEntity(entity);
 
 		List<Entity> players = new ArrayList<>();
@@ -89,10 +95,8 @@ public class Carriage {
 	public double travel(Level level, TrackGraph graph, double distance,
 		Function<TravellingPoint, ITrackSelector> forwardControl,
 		Function<TravellingPoint, ITrackSelector> backwardControl, int type) {
-		Vec3 leadingAnchor = leadingBogey().anchorPosition;
-		Vec3 trailingAnchor = trailingBogey().anchorPosition;
 		boolean onTwoBogeys = isOnTwoBogeys();
-		double stress = onTwoBogeys ? bogeySpacing - leadingAnchor.distanceTo(trailingAnchor) : 0;
+		double stress = onTwoBogeys ? bogeySpacing - leadingAnchor().distanceTo(trailingAnchor()) : 0;
 		blocked = false;
 
 		MutableDouble distanceMoved = new MutableDouble(distance);
@@ -139,13 +143,11 @@ public class Carriage {
 
 				distanceMoved.setValue(moved);
 			}
-
-			bogey.updateAnchorPosition();
 		}
 
-		double actualMovement = distanceMoved.getValue();
+		updateContraptionAnchors();
-		manageEntity(level, actualMovement);
+		manageEntity(level);
-		return actualMovement;
+		return distanceMoved.getValue();
 	}
 
 	public void updateConductors() {
@@ -162,7 +164,7 @@ public class Carriage {
 		if (!(entity instanceof CarriageContraptionEntity cce))
 			return;
 
-		Vec3 pos = leadingBogey().anchorPosition;
+		Vec3 pos = positionAnchor;
 		cce.setPos(pos);
 		cce.setCarriage(this);
 		cce.setGraph(train.graph == null ? null : train.graph.id);
@@ -171,10 +173,10 @@ public class Carriage {
 	}
 
 	public ChunkPos getChunk() {
-		return new ChunkPos(new BlockPos(leadingBogey().anchorPosition));
+		return new ChunkPos(new BlockPos(positionAnchor));
 	}
 
-	protected void manageEntity(Level level, double actualMovement) {
+	public void manageEntity(Level level) {
 		CarriageContraptionEntity entity = this.entity.get();
 		if (entity == null) {
 			if (CarriageEntityHandler.isActiveChunk(level, getChunk()))
@@ -182,12 +184,7 @@ public class Carriage {
 		} else {
 			CarriageEntityHandler.validateCarriageEntity(entity);
 			if (!entity.isAlive() || entity.leftTickingChunks) {
-				for (Entity passenger : entity.getPassengers())
+				removeAndSaveEntity(entity);
-					if (!(passenger instanceof Player))
-						passenger.remove(RemovalReason.UNLOADED_WITH_PLAYER);
-				serialisedEntity = entity.serializeNBT();
-				entity.discard();
-				this.entity.clear();
 				return;
 			}
 		}
@@ -200,19 +197,34 @@ public class Carriage {
 		entity.syncCarriage();
 	}
 
+	private void removeAndSaveEntity(CarriageContraptionEntity entity) {
+		for (Entity passenger : entity.getPassengers())
+			if (!(passenger instanceof Player))
+				passenger.remove(RemovalReason.UNLOADED_WITH_PLAYER);
+		serialisedEntity = entity.serializeNBT();
+		entity.discard();
+		this.entity.clear();
+	}
+
+	public void updateContraptionAnchors() {
+		CarriageBogey leadingBogey = leadingBogey();
+		if (leadingBogey.points.either(t -> t.edge == null))
+			return;
+		positionAnchor = leadingBogey.getAnchorPosition();
+		rotationAnchors = bogeys.mapWithContext((b, first) -> isOnTwoBogeys() ? b.getAnchorPosition()
+			: leadingBogey.points.get(first)
+				.getPosition());
+	}
+
 	public void alignEntity(CarriageContraptionEntity entity) {
-		Vec3 positionVec = isOnTwoBogeys() ? leadingBogey().anchorPosition
+		Vec3 positionVec = rotationAnchors.getFirst();
-			: leadingBogey().leading()
+		Vec3 coupledVec = rotationAnchors.getSecond();
-				.getPosition();
-		Vec3 coupledVec = isOnTwoBogeys() ? trailingBogey().anchorPosition
-			: leadingBogey().trailing()
-				.getPosition();
 
 		double diffX = positionVec.x - coupledVec.x;
 		double diffY = positionVec.y - coupledVec.y;
 		double diffZ = positionVec.z - coupledVec.z;
 
-		entity.setPos(leadingBogey().anchorPosition);
+		entity.setPos(positionAnchor);
 		entity.prevYaw = entity.yaw;
 		entity.prevPitch = entity.pitch;
 		entity.yaw = (float) (Mth.atan2(diffZ, diffX) * 180 / Math.PI) + 180;
@@ -239,4 +251,54 @@ public class Carriage {
 		return bogeys.getSecond() != null;
 	}
 
+	public Vec3 leadingAnchor() {
+		return isOnTwoBogeys() ? rotationAnchors.getFirst() : positionAnchor;
+	}
+
+	public Vec3 trailingAnchor() {
+		return isOnTwoBogeys() ? rotationAnchors.getSecond() : positionAnchor;
+	}
+
+	public CompoundTag write() {
+		CompoundTag tag = new CompoundTag();
+		tag.put("FirstBogey", bogeys.getFirst()
+			.write());
+		if (isOnTwoBogeys())
+			tag.put("SecondBogey", bogeys.getSecond()
+				.write());
+		tag.putInt("Spacing", bogeySpacing);
+		tag.putBoolean("FrontConductor", presentConductors.getFirst());
+		tag.putBoolean("BackConductor", presentConductors.getSecond());
+
+		CarriageContraptionEntity entity = this.entity.get();
+		if (entity != null)
+			serialisedEntity = entity.serializeNBT();
+
+		tag.put("Entity", serialisedEntity.copy());
+		tag.put("PositionAnchor", VecHelper.writeNBT(positionAnchor));
+		tag.put("RotationAnchors", rotationAnchors.serializeEach(VecHelper::writeNBTCompound));
+
+		return tag;
+	}
+
+	public static Carriage read(CompoundTag tag, TrackGraph graph) {
+		CarriageBogey bogey1 = CarriageBogey.read(tag.getCompound("FirstBogey"), graph);
+		CarriageBogey bogey2 =
+			tag.contains("SecondBogey") ? CarriageBogey.read(tag.getCompound("SecondBogey"), graph) : null;
+
+		Carriage carriage = new Carriage(bogey1, bogey2, tag.getInt("Spacing"));
+
+		carriage.presentConductors = Couple.create(tag.getBoolean("FrontConductor"), tag.getBoolean("BackConductor"));
+		carriage.serialisedEntity = tag.getCompound("Entity")
+			.copy();
+
+		if (carriage.positionAnchor == null) {
+			carriage.positionAnchor = VecHelper.readNBT(tag.getList("PositionAnchor", Tag.TAG_DOUBLE));
+			carriage.rotationAnchors =
+				Couple.deserializeEach(tag.getList("RotationAnchors", Tag.TAG_COMPOUND), VecHelper::readNBTCompound);
+		}
+
+		return carriage;
+	}
+
 }

src/main/java/com/simibubi/create/content/logistics/trains/entity/CarriageBogey.java

@@ -1,15 +1,23 @@
 package com.simibubi.create.content.logistics.trains.entity;
 
+import javax.annotation.Nullable;
+
 import com.simibubi.create.Create;
 import com.simibubi.create.content.logistics.trains.IBogeyBlock;
+import com.simibubi.create.content.logistics.trains.TrackGraph;
 import com.simibubi.create.foundation.utility.AngleHelper;
 import com.simibubi.create.foundation.utility.Couple;
 import com.simibubi.create.foundation.utility.VecHelper;
 import com.simibubi.create.foundation.utility.animation.LerpedFloat;
 
 import net.minecraft.core.Direction.Axis;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.nbt.Tag;
+import net.minecraft.resources.ResourceLocation;
 import net.minecraft.util.Mth;
+import net.minecraft.world.level.block.Block;
 import net.minecraft.world.phys.Vec3;
+import net.minecraftforge.registries.ForgeRegistries;
 
 public class CarriageBogey {
 
@@ -17,14 +25,12 @@ public class CarriageBogey {
 
 	IBogeyBlock type;
 	Couple<TravellingPoint> points;
-	Vec3 anchorPosition;
 
 	LerpedFloat wheelAngle;
 	LerpedFloat yaw;
 	LerpedFloat pitch;
 
-	public Vec3 leadingCouplingAnchor;
+	public Couple<Vec3> couplingAnchors;
-	public Vec3 trailingCouplingAnchor;
 
 	int derailAngle;
 
@@ -34,22 +40,27 @@ public class CarriageBogey {
 		wheelAngle = LerpedFloat.angular();
 		yaw = LerpedFloat.angular();
 		pitch = LerpedFloat.angular();
-		updateAnchorPosition();
+		derailAngle = Create.RANDOM.nextInt(60) - 30;
-		derailAngle = Create.RANDOM.nextInt(90) - 45;
+		couplingAnchors = Couple.create(null, null);
 	}
 
-	public void updateAngles(double distanceMoved) {
+	public void updateAngles(CarriageContraptionEntity entity, double distanceMoved) {
 		double angleDiff = 360 * distanceMoved / (Math.PI * 2 * type.getWheelRadius());
-		Vec3 positionVec = leading().getPosition();
-		Vec3 coupledVec = trailing().getPosition();
-		double diffX = positionVec.x - coupledVec.x;
-		double diffY = positionVec.y - coupledVec.y;
-		double diffZ = positionVec.z - coupledVec.z;
-		float yRot = AngleHelper.deg(Mth.atan2(diffZ, diffX)) + 90;
-		float xRot = AngleHelper.deg(Math.atan2(diffY, Math.sqrt(diffX * diffX + diffZ * diffZ)));
 
-		if (carriage.train.derailed)
+		float xRot = 0;
-			yRot += derailAngle;
+		float yRot = 0;
+
+		if (leading().edge == null || carriage.train.derailed) {
+			yRot = -90 + entity.yaw - derailAngle;
+		} else {
+			Vec3 positionVec = leading().getPosition();
+			Vec3 coupledVec = trailing().getPosition();
+			double diffX = positionVec.x - coupledVec.x;
+			double diffY = positionVec.y - coupledVec.y;
+			double diffZ = positionVec.z - coupledVec.z;
+			yRot = AngleHelper.deg(Mth.atan2(diffZ, diffX)) + 90;
+			xRot = AngleHelper.deg(Math.atan2(diffY, Math.sqrt(diffX * diffX + diffZ * diffZ)));
+		}
 
 		wheelAngle.setValue((wheelAngle.getValue() - angleDiff) % 360);
 		pitch.setValue(xRot);
@@ -69,10 +80,11 @@ public class CarriageBogey {
 			.distanceTo(trailing().getPosition());
 	}
 
-	public void updateAnchorPosition() {
+	@Nullable
-		if (points.getFirst().node1 == null)
+	public Vec3 getAnchorPosition() {
-			return;
+		if (leading().edge == null)
-		anchorPosition = points.getFirst()
+			return null;
+		return points.getFirst()
 			.getPosition()
 			.add(points.getSecond()
 				.getPosition())
@@ -94,10 +106,24 @@ public class CarriageBogey {
 		thisOffset = VecHelper.rotate(thisOffset, -entityXRot, Axis.X);
 		thisOffset = VecHelper.rotate(thisOffset, entityYRot + 90, Axis.Y);
 
-		if (leading)
+		couplingAnchors.set(leading, entityPos.add(thisOffset));
-			leadingCouplingAnchor = entityPos.add(thisOffset);
+	}
-		else
+
-			trailingCouplingAnchor = entityPos.add(thisOffset);
+	public CompoundTag write() {
+		CompoundTag tag = new CompoundTag();
+		tag.putString("Type", ((Block) type).getRegistryName()
+			.toString());
+		tag.put("Points", points.serializeEach(TravellingPoint::write));
+		return tag;
+	}
+
+	public static CarriageBogey read(CompoundTag tag, TrackGraph graph) {
+		ResourceLocation location = new ResourceLocation(tag.getString("Type"));
+		IBogeyBlock type = (IBogeyBlock) ForgeRegistries.BLOCKS.getValue(location);
+		Couple<TravellingPoint> points =
+			Couple.deserializeEach(tag.getList("Points", Tag.TAG_COMPOUND), c -> TravellingPoint.read(c, graph));
+		CarriageBogey carriageBogey = new CarriageBogey(type, points.getFirst(), points.getSecond());
+		return carriageBogey;
 	}
 
 }

src/main/java/com/simibubi/create/content/logistics/trains/entity/CarriageContraptionEntity.java

@@ -163,11 +163,8 @@ public class CarriageContraptionEntity extends OrientedContraptionEntity {
 
 		carriageData.approach(this, carriage, 1f / getType().updateInterval());
 
-		carriage.bogeys.getFirst()
+		if (!carriage.train.derailed)
-			.updateAnchorPosition();
+			carriage.updateContraptionAnchors();
-		if (carriage.isOnTwoBogeys())
-			carriage.bogeys.getSecond()
-				.updateAnchorPosition();
 
 		xo = getX();
 		yo = getY();
@@ -182,10 +179,10 @@ public class CarriageContraptionEntity extends OrientedContraptionEntity {
 
 		movingBackwards = signum < 0;
 		carriage.bogeys.getFirst()
-			.updateAngles(distanceTo);
+			.updateAngles(this, distanceTo);
 		if (carriage.isOnTwoBogeys())
 			carriage.bogeys.getSecond()
-				.updateAngles(distanceTo);
+				.updateAngles(this, distanceTo);
 
 		if (carriage.train.derailed)
 			spawnDerailParticles(carriage);
@@ -278,7 +275,7 @@ public class CarriageContraptionEntity extends OrientedContraptionEntity {
 			return true;
 		if (player.isSpectator())
 			return false;
-		if (!toGlobalVector(VecHelper.getCenterOf(controlsLocalPos), 1).closerThan(player.position(), 10))
+		if (!toGlobalVector(VecHelper.getCenterOf(controlsLocalPos), 1).closerThan(player.position(), 8))
 			return false;
 		if (heldControls.contains(5))
 			return false;

src/main/java/com/simibubi/create/content/logistics/trains/entity/CarriageContraptionEntityRenderer.java

@@ -22,7 +22,7 @@ public class CarriageContraptionEntityRenderer extends ContraptionEntityRenderer
 		if (carriage != null)
 			for (CarriageBogey bogey : carriage.bogeys)
 				if (bogey != null)
-					bogey.leadingCouplingAnchor = bogey.trailingCouplingAnchor = null;
+					bogey.couplingAnchors.replace(v -> null);
 		if (!super.shouldRender(entity, clippingHelper, cameraX, cameraY, cameraZ))
 			return false;
 		return entity.validForRender;

src/main/java/com/simibubi/create/content/logistics/trains/entity/CarriageCouplingRenderer.java

@@ -49,8 +49,8 @@ public class CarriageCouplingRenderer {
 
 				CarriageBogey bogey1 = carriage.trailingBogey();
 				CarriageBogey bogey2 = carriage2.leadingBogey();
-				Vec3 anchor = bogey1.trailingCouplingAnchor;
+				Vec3 anchor = bogey1.couplingAnchors.getSecond();
-				Vec3 anchor2 = bogey2.leadingCouplingAnchor;
+				Vec3 anchor2 = bogey2.couplingAnchors.getFirst();
 				
 				if (anchor == null || anchor2 == null)
 					continue;

src/main/java/com/simibubi/create/content/logistics/trains/entity/CarriageSyncData.java

@@ -19,6 +19,7 @@ import com.simibubi.create.content.logistics.trains.TrackNode;
 import com.simibubi.create.foundation.utility.Couple;
 import com.simibubi.create.foundation.utility.Iterate;
 import com.simibubi.create.foundation.utility.Pair;
+import com.simibubi.create.foundation.utility.VecHelper;
 
 import net.minecraft.network.FriendlyByteBuf;
 import net.minecraft.util.Mth;
@@ -27,18 +28,22 @@ import net.minecraft.world.phys.Vec3;
 public class CarriageSyncData {
 
 	public Vector<Pair<Couple<Integer>, Float>> wheelLocations;
+	public Pair<Vec3, Couple<Vec3>> fallbackLocations;
 	public float distanceToDestination;
 	public boolean leadingCarriage;
 
 	// For Client interpolation
+	private Pair<Vec3, Couple<Vec3>> fallbackPointSnapshot;
 	private TravellingPoint[] pointsToApproach;
 	private float[] pointDistanceSnapshot;
 	private float destinationDistanceSnapshot;
 
 	public CarriageSyncData() {
 		wheelLocations = new Vector<>(4);
+		fallbackLocations = null;
 		pointDistanceSnapshot = new float[4];
 		pointsToApproach = new TravellingPoint[4];
+		fallbackPointSnapshot = null;
 		destinationDistanceSnapshot = 0;
 		leadingCarriage = false;
 		for (int i = 0; i < 4; i++) {
@@ -51,12 +56,26 @@ public class CarriageSyncData {
 		CarriageSyncData data = new CarriageSyncData();
 		for (int i = 0; i < 4; i++)
 			data.wheelLocations.set(i, wheelLocations.get(i));
+		if (fallbackLocations != null)
+			data.fallbackLocations = fallbackLocations.copy();
 		data.distanceToDestination = distanceToDestination;
 		data.leadingCarriage = leadingCarriage;
 		return data;
 	}
 
 	public void write(FriendlyByteBuf buffer) {
+		buffer.writeBoolean(leadingCarriage);
+		buffer.writeBoolean(fallbackLocations != null);
+
+		if (fallbackLocations != null) {
+			Vec3 contraptionAnchor = fallbackLocations.getFirst();
+			Couple<Vec3> rotationAnchors = fallbackLocations.getSecond();
+			VecHelper.write(contraptionAnchor, buffer);
+			VecHelper.write(rotationAnchors.getFirst(), buffer);
+			VecHelper.write(rotationAnchors.getSecond(), buffer);
+			return;
+		}
+
 		for (Pair<Couple<Integer>, Float> pair : wheelLocations) {
 			buffer.writeBoolean(pair == null);
 			if (pair == null)
@@ -66,24 +85,37 @@ public class CarriageSyncData {
 			buffer.writeFloat(pair.getSecond());
 		}
 		buffer.writeFloat(distanceToDestination);
-		buffer.writeBoolean(leadingCarriage);
 	}
 
 	public void read(FriendlyByteBuf buffer) {
+		leadingCarriage = buffer.readBoolean();
+		boolean fallback = buffer.readBoolean();
+
+		if (fallback) {
+			fallbackLocations =
+				Pair.of(VecHelper.read(buffer), Couple.create(VecHelper.read(buffer), VecHelper.read(buffer)));
+			return;
+		}
+
+		fallbackLocations = null;
 		for (int i = 0; i < 4; i++) {
 			if (buffer.readBoolean())
 				break;
 			wheelLocations.set(i, Pair.of(Couple.create(buffer::readInt), buffer.readFloat()));
 		}
 		distanceToDestination = buffer.readFloat();
-		leadingCarriage = buffer.readBoolean();
 	}
 
 	public void update(CarriageContraptionEntity entity, Carriage carriage) {
 		TrackGraph graph = carriage.train.graph;
-		if (graph == null)
+		if (graph == null) {
+			fallbackLocations = Pair.of(carriage.positionAnchor, carriage.rotationAnchors);
+			carriage.pointsInitialised = true;
+			setDirty(true);
 			return;
+		}
 
+		fallbackLocations = null;
 		leadingCarriage = entity.carriageIndex == (carriage.train.speed >= 0 ? 0 : carriage.train.carriages.size() - 1);
 
 		for (boolean first : Iterate.trueAndFalse) {
@@ -104,6 +136,13 @@ public class CarriageSyncData {
 	}
 
 	public void apply(CarriageContraptionEntity entity, Carriage carriage) {
+		fallbackPointSnapshot = null;
+		if (fallbackLocations != null) {
+			fallbackPointSnapshot = Pair.of(carriage.positionAnchor, carriage.rotationAnchors);
+			carriage.pointsInitialised = true;
+			return;
+		}
+
 		TrackGraph graph = carriage.train.graph;
 		if (graph == null)
 			return;
@@ -163,11 +202,22 @@ public class CarriageSyncData {
 
 		if (!leadingCarriage)
 			return;
-		
+
 		destinationDistanceSnapshot = (float) (distanceToDestination - carriage.train.navigation.distanceToDestination);
 	}
 
 	public void approach(CarriageContraptionEntity entity, Carriage carriage, float partial) {
+		if (fallbackLocations != null && fallbackPointSnapshot != null) {
+			carriage.positionAnchor = approachVector(partial, carriage.positionAnchor, fallbackLocations.getFirst(),
+				fallbackPointSnapshot.getFirst());
+			carriage.rotationAnchors.replaceWithContext((current, first) -> approachVector(partial, current,
+				fallbackLocations.getSecond()
+					.get(first),
+				fallbackPointSnapshot.getSecond()
+					.get(first)));
+			return;
+		}
+
 		TrackGraph graph = carriage.train.graph;
 		if (graph == null)
 			return;
@@ -204,6 +254,13 @@ public class CarriageSyncData {
 		}
 	}
 
+	private Vec3 approachVector(float partial, Vec3 current, Vec3 target, Vec3 snapshot) {
+		if (current == null || snapshot == null)
+			return target;
+		return current.add(target.subtract(snapshot)
+			.scale(partial));
+	}
+
 	public float getDistanceTo(TrackGraph graph, TravellingPoint current, TravellingPoint target, float maxDistance,
 		boolean forward) {
 		if (maxDistance == -1)

src/main/java/com/simibubi/create/content/logistics/trains/entity/Navigation.java

@@ -16,6 +16,7 @@ import com.simibubi.create.Create;
 import com.simibubi.create.content.logistics.trains.TrackEdge;
 import com.simibubi.create.content.logistics.trains.TrackGraph;
 import com.simibubi.create.content.logistics.trains.TrackNode;
+import com.simibubi.create.content.logistics.trains.TrackNodeLocation;
 import com.simibubi.create.content.logistics.trains.entity.TravellingPoint.ITrackSelector;
 import com.simibubi.create.content.logistics.trains.management.edgePoint.EdgeData;
 import com.simibubi.create.content.logistics.trains.management.edgePoint.EdgePointType;
@@ -26,18 +27,24 @@ import com.simibubi.create.content.logistics.trains.management.edgePoint.station
 import com.simibubi.create.foundation.config.AllConfigs;
 import com.simibubi.create.foundation.utility.Couple;
 import com.simibubi.create.foundation.utility.Iterate;
+import com.simibubi.create.foundation.utility.NBTHelper;
 import com.simibubi.create.foundation.utility.Pair;
 
+import net.minecraft.core.BlockPos;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.nbt.NbtUtils;
+import net.minecraft.nbt.Tag;
 import net.minecraft.world.level.Level;
 import net.minecraft.world.phys.Vec3;
 
 public class Navigation {
 
-	Train train;
+	public Train train;
+
 	public GlobalStation destination;
 	public double distanceToDestination;
 	public boolean destinationBehindTrain;
-	List<TrackEdge> currentPath;
+	List<Couple<TrackNode>> currentPath;
 
 	private TravellingPoint signalScout;
 	public Pair<UUID, Boolean> waitingForSignal;
@@ -186,39 +193,29 @@ public class Navigation {
 	public ITrackSelector control(TravellingPoint mp) {
 		if (destination == null)
 			return mp.steer(train.manualSteer, new Vec3(0, 1, 0));
-		return (graph, pair) -> {
+		return (graph, pair) -> navigateOptions(currentPath, graph, pair.getSecond());
-			List<Entry<TrackNode, TrackEdge>> options = pair.getSecond();
-			if (currentPath.isEmpty())
-				return options.get(0);
-			TrackEdge target = currentPath.get(0);
-			for (Entry<TrackNode, TrackEdge> entry : options) {
-				if (entry.getValue() != target)
-					continue;
-				currentPath.remove(0);
-				return entry;
-			}
-			return options.get(0);
-		};
 	}
 
 	public ITrackSelector controlSignalScout() {
 		if (destination == null)
 			return signalScout.steer(train.manualSteer, new Vec3(0, 1, 0));
-		List<TrackEdge> pathCopy = new ArrayList<>(currentPath);
+		List<Couple<TrackNode>> pathCopy = new ArrayList<>(currentPath);
-		return (graph, pair) -> {
+		return (graph, pair) -> navigateOptions(pathCopy, graph, pair.getSecond());
-			List<Entry<TrackNode, TrackEdge>> options = pair.getSecond();
+	}
-			if (pathCopy.isEmpty())
-				return options.get(0);
-			TrackEdge target = pathCopy.get(0);
-			for (Entry<TrackNode, TrackEdge> entry : options) {
-				if (entry.getValue() != target)
-					continue;
-				pathCopy.remove(0);
-				return entry;
-			}
-			return options.get(0);
-		};
 
+	private Entry<TrackNode, TrackEdge> navigateOptions(List<Couple<TrackNode>> path, TrackGraph graph,
+		List<Entry<TrackNode, TrackEdge>> options) {
+		if (path.isEmpty())
+			return options.get(0);
+		Couple<TrackNode> nodes = path.get(0);
+		TrackEdge targetEdge = graph.getConnection(nodes);
+		for (Entry<TrackNode, TrackEdge> entry : options) {
+			if (entry.getValue() != targetEdge)
+				continue;
+			path.remove(0);
+			return entry;
+		}
+		return options.get(0);
 	}
 
 	public void cancelNavigation() {
@@ -232,7 +229,7 @@ public class Navigation {
 	}
 
 	public double startNavigation(GlobalStation destination, boolean simulate) {
-		Pair<Double, List<TrackEdge>> pathTo = findPathTo(destination);
+		Pair<Double, List<Couple<TrackNode>>> pathTo = findPathTo(destination);
 		boolean noneFound = pathTo.getFirst() == null;
 		double distance = noneFound ? -1 : Math.abs(pathTo.getFirst());
 
@@ -280,21 +277,21 @@ public class Navigation {
 		return distanceToDestination;
 	}
 
-	private Pair<Double, List<TrackEdge>> findPathTo(GlobalStation destination) {
+	private Pair<Double, List<Couple<TrackNode>>> findPathTo(GlobalStation destination) {
 		TrackGraph graph = train.graph;
-		List<TrackEdge> path = new ArrayList<>();
+		List<Couple<TrackNode>> path = new ArrayList<>();
 
 		if (graph == null)
 			return Pair.of(null, path);
 
-		MutableObject<Pair<Double, List<TrackEdge>>> frontResult = new MutableObject<>(Pair.of(null, path));
+		MutableObject<Pair<Double, List<Couple<TrackNode>>>> frontResult = new MutableObject<>(Pair.of(null, path));
-		MutableObject<Pair<Double, List<TrackEdge>>> backResult = new MutableObject<>(Pair.of(null, path));
+		MutableObject<Pair<Double, List<Couple<TrackNode>>>> backResult = new MutableObject<>(Pair.of(null, path));
 
 		for (boolean forward : Iterate.trueAndFalse) {
 			if (this.destination == destination && destinationBehindTrain == forward)
 				continue;
 
-			List<TrackEdge> currentPath = new ArrayList<>();
+			List<Couple<TrackNode>> currentPath = new ArrayList<>();
 			TravellingPoint initialPoint = forward ? train.carriages.get(0)
 				.getLeadingPoint()
 				: train.carriages.get(train.carriages.size() - 1)
@@ -313,13 +310,17 @@ public class Navigation {
 				TrackNode node2 = currentEntry.getFirst()
 					.getSecond();
 
-				Pair<Boolean, TrackEdge> backTrack = reachedVia.get(edge);
+				Pair<Boolean, Couple<TrackNode>> backTrack = reachedVia.get(edge);
-				TrackEdge toReach = edge;
+				Couple<TrackNode> toReach = Couple.create(node1, node2);
-				while (backTrack != null && toReach != initialEdge) {
+				TrackEdge edgeReached = edge;
+				while (backTrack != null) {
+					if (edgeReached == initialEdge)
+						break;
 					if (backTrack.getFirst())
 						currentPath.add(0, toReach);
 					toReach = backTrack.getSecond();
-					backTrack = reachedVia.get(backTrack.getSecond());
+					edgeReached = graph.getConnection(toReach);
+					backTrack = reachedVia.get(edgeReached);
 				}
 
 				double position = edge.getLength(node1, node2) - destination.getLocationOn(node1, node2, edge);
@@ -336,8 +337,8 @@ public class Navigation {
 				break;
 		}
 
-		Pair<Double, List<TrackEdge>> front = frontResult.getValue();
+		Pair<Double, List<Couple<TrackNode>>> front = frontResult.getValue();
-		Pair<Double, List<TrackEdge>> back = backResult.getValue();
+		Pair<Double, List<Couple<TrackNode>>> back = backResult.getValue();
 
 		boolean frontEmpty = front.getFirst() == null;
 		boolean backEmpty = back.getFirst() == null;
@@ -398,7 +399,7 @@ public class Navigation {
 				.getTrailingPoint();
 
 		Set<TrackEdge> visited = new HashSet<>();
-		Map<TrackEdge, Pair<Boolean, TrackEdge>> reachedVia = new IdentityHashMap<>();
+		Map<TrackEdge, Pair<Boolean, Couple<TrackNode>>> reachedVia = new IdentityHashMap<>();
 		PriorityQueue<Pair<Double, Pair<Couple<TrackNode>, TrackEdge>>> frontier =
 			new PriorityQueue<>((p1, p2) -> Double.compare(p1.getFirst(), p2.getFirst()));
 
@@ -458,7 +459,7 @@ public class Navigation {
 			for (Entry<TrackNode, TrackEdge> entry : validTargets) {
 				TrackNode newNode = entry.getKey();
 				TrackEdge newEdge = entry.getValue();
-				reachedVia.put(newEdge, Pair.of(validTargets.size() > 1, edge));
+				reachedVia.put(newEdge, Pair.of(validTargets.size() > 1, Couple.create(node1, node2)));
 				frontier.add(Pair.of(newEdge.getLength(node2, newNode) + distance,
 					Pair.of(Couple.create(node2, newNode), newEdge)));
 			}
@@ -467,8 +468,51 @@ public class Navigation {
 
 	@FunctionalInterface
 	public interface StationTest {
-		boolean test(double distance, Map<TrackEdge, Pair<Boolean, TrackEdge>> reachedVia,
+		boolean test(double distance, Map<TrackEdge, Pair<Boolean, Couple<TrackNode>>> reachedVia,
 			Pair<Couple<TrackNode>, TrackEdge> current, GlobalStation station);
 	}
 
+	public CompoundTag write() {
+		CompoundTag tag = new CompoundTag();
+		if (destination == null)
+			return tag;
+		tag.putUUID("Destination", destination.id);
+		tag.putDouble("DistanceToDestination", distanceToDestination);
+		tag.putBoolean("BehindTrain", destinationBehindTrain);
+		tag.put("Path", NBTHelper.writeCompoundList(currentPath, c -> {
+			CompoundTag nbt = new CompoundTag();
+			nbt.put("Nodes", c.map(TrackNode::getLocation)
+				.map(BlockPos::new)
+				.serializeEach(NbtUtils::writeBlockPos));
+			return nbt;
+		}));
+		if (waitingForSignal == null)
+			return tag;
+		tag.putUUID("BlockingSignal", waitingForSignal.getFirst());
+		tag.putBoolean("BlockingSignalSide", waitingForSignal.getSecond());
+		tag.putDouble("DistanceToSignal", distanceToSignal);
+		return tag;
+	}
+
+	public void read(CompoundTag tag, TrackGraph graph) {
+		destination =
+			tag.contains("Destination") ? graph.getPoint(EdgePointType.STATION, tag.getUUID("Destination")) : null;
+		if (destination == null)
+			return;
+		distanceToDestination = tag.getDouble("DistanceToDestination");
+		destinationBehindTrain = tag.getBoolean("BehindTrain");
+		currentPath.clear();
+		NBTHelper.iterateCompoundList(tag.getList("Path", Tag.TAG_COMPOUND),
+			c -> currentPath.add(Couple
+				.deserializeEach(c.getList("Nodes", Tag.TAG_COMPOUND),
+					c2 -> TrackNodeLocation.fromPackedPos(NbtUtils.readBlockPos(c2)))
+				.map(graph::locateNode)));
+		waitingForSignal = tag.contains("BlockingSignal")
+			? Pair.of(tag.getUUID("BlockingSignal"), tag.getBoolean("BlockingSignalSide"))
+			: null;
+		if (waitingForSignal == null)
+			return;
+		distanceToSignal = tag.getDouble("DistanceToSignal");
+	}
+
 }

src/main/java/com/simibubi/create/content/logistics/trains/entity/Train.java

@@ -37,12 +37,17 @@ import com.simibubi.create.foundation.config.AllConfigs;
 import com.simibubi.create.foundation.networking.AllPackets;
 import com.simibubi.create.foundation.utility.Iterate;
 import com.simibubi.create.foundation.utility.Lang;
+import com.simibubi.create.foundation.utility.NBTHelper;
+import com.simibubi.create.foundation.utility.Pair;
 import com.simibubi.create.foundation.utility.VecHelper;
 
 import net.minecraft.core.BlockPos;
 import net.minecraft.core.Direction;
 import net.minecraft.core.Direction.Axis;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.nbt.Tag;
 import net.minecraft.network.chat.Component;
+import net.minecraft.resources.ResourceLocation;
 import net.minecraft.util.Mth;
 import net.minecraft.world.entity.LivingEntity;
 import net.minecraft.world.level.Explosion.BlockInteraction;
@@ -132,8 +137,13 @@ public class Train {
 	}
 
 	public void tick(Level level) {
-		if (graph == null)
+		Create.RAILWAYS.markTracksDirty();
+
+		if (graph == null) {
+			carriages.forEach(c -> c.manageEntity(level));
+			updateConductors();
 			return;
+		}
 
 		updateConductors();
 		runtime.tick(level);
@@ -151,8 +161,8 @@ public class Train {
 			Carriage carriage = carriages.get(i);
 			if (previousCarriage != null) {
 				int target = carriageSpacing.get(i - 1);
-				Vec3 leadingAnchor = carriage.leadingBogey().anchorPosition;
+				Vec3 leadingAnchor = carriage.leadingAnchor();
-				Vec3 trailingAnchor = previousCarriage.trailingBogey().anchorPosition;
+				Vec3 trailingAnchor = previousCarriage.trailingAnchor();
 				double actual = leadingAnchor.distanceTo(trailingAnchor);
 				stress[i - 1] = target - actual;
 			}
@@ -296,11 +306,31 @@ public class Train {
 	private void collideWithOtherTrains(Level level, Carriage carriage) {
 		if (derailed)
 			return;
-		Collision: for (Train train : Create.RAILWAYS.trains.values()) {
+
-			if (train == this)
+		Vec3 start = (speed < 0 ? carriage.getTrailingPoint() : carriage.getLeadingPoint()).getPosition();
+		Vec3 end = (speed < 0 ? carriage.getLeadingPoint() : carriage.getTrailingPoint()).getPosition();
+
+		Pair<Train, Vec3> collision = findCollidingTrain(level, start, end, this);
+		if (collision == null)
+			return;
+
+		Train train = collision.getFirst();
+
+		double combinedSpeed = Math.abs(speed) + Math.abs(train.speed);
+		if (combinedSpeed > .2f) {
+			Vec3 v = collision.getSecond();
+			level.explode(null, v.x, v.y, v.z, (float) Math.min(3 * combinedSpeed, 5), BlockInteraction.NONE);
+		}
+
+		crash();
+		train.crash();
+	}
+
+	public static Pair<Train, Vec3> findCollidingTrain(Level level, Vec3 start, Vec3 end, Train ignore) {
+		for (Train train : Create.RAILWAYS.sided(level).trains.values()) {
+			if (train == ignore)
 				continue;
-			Vec3 start = (speed < 0 ? carriage.getTrailingPoint() : carriage.getLeadingPoint()).getPosition();
+
-			Vec3 end = (speed < 0 ? carriage.getLeadingPoint() : carriage.getTrailingPoint()).getPosition();
 			Vec3 diff = end.subtract(start);
 			Vec3 lastPoint = null;
 
@@ -309,10 +339,13 @@ public class Train {
 					if (betweenBits && lastPoint == null)
 						continue;
 
-					Vec3 start2 = otherCarriage.getLeadingPoint()
+					TravellingPoint otherLeading = otherCarriage.getLeadingPoint();
-						.getPosition();
+					TravellingPoint otherTrailing = otherCarriage.getTrailingPoint();
-					Vec3 end2 = otherCarriage.getTrailingPoint()
+					if (otherLeading.edge == null || otherTrailing.edge == null)
-						.getPosition();
+						continue;
+
+					Vec3 start2 = otherLeading.getPosition();
+					Vec3 end2 = otherTrailing.getPosition();
 					if (betweenBits) {
 						end2 = start2;
 						start2 = lastPoint;
@@ -328,6 +361,7 @@ public class Train {
 					Vec3 normedDiff = diff.normalize();
 					Vec3 normedDiff2 = diff2.normalize();
 					double[] intersect = VecHelper.intersect(start, start2, normedDiff, normedDiff2, Axis.Y);
+
 					if (intersect == null) {
 						Vec3 intersectSphere = VecHelper.intersectSphere(start2, normedDiff2, start, .125f);
 						if (intersectSphere == null)
@@ -339,6 +373,7 @@ public class Train {
 						intersect[0] = intersectSphere.distanceTo(start) - .125;
 						intersect[1] = intersectSphere.distanceTo(start2) - .125;
 					}
+
 					if (intersect[0] > diff.length())
 						continue;
 					if (intersect[1] > diff2.length())
@@ -348,18 +383,11 @@ public class Train {
 					if (intersect[1] < 0)
 						continue;
 
-					double combinedSpeed = Math.abs(speed) + Math.abs(train.speed);
+					return Pair.of(train, start.add(normedDiff.scale(intersect[0])));
-					if (combinedSpeed > .2f) {
-						Vec3 v = start.add(normedDiff.scale(intersect[0]));
-						level.explode(null, v.x, v.y, v.z, (float) Math.min(3 * combinedSpeed, 5),
-							BlockInteraction.NONE);
-					}
-					crash();
-					train.crash();
-					break Collision;
 				}
 			}
 		}
+		return null;
 	}
 
 	public void crash() {
@@ -552,9 +580,8 @@ public class Train {
 
 	public void leaveStation() {
 		GlobalStation currentStation = getCurrentStation();
-		if (currentStation == null)
+		if (currentStation != null)
-			return;
+			currentStation.trainDeparted(this);
-		currentStation.trainDeparted(this);
 		this.currentStation = null;
 	}
 
@@ -658,4 +685,77 @@ public class Train {
 
 	}
 
+	public CompoundTag write() {
+		CompoundTag tag = new CompoundTag();
+		tag.putUUID("Id", id);
+		tag.putUUID("Owner", owner);
+		if (graph != null)
+			tag.putUUID("Graph", graph.id);
+		tag.put("Carriages", NBTHelper.writeCompoundList(carriages, Carriage::write));
+		tag.putIntArray("CarriageSpacing", carriageSpacing);
+		tag.putBoolean("DoubleEnded", doubleEnded);
+		tag.putDouble("Speed", speed);
+		tag.putDouble("TargetSpeed", targetSpeed);
+		tag.putString("IconType", icon.id.toString());
+		tag.putString("Name", Component.Serializer.toJson(name));
+		if (currentStation != null)
+			tag.putUUID("Station", currentStation);
+		tag.putBoolean("Backwards", currentlyBackwards);
+		tag.putBoolean("StillAssembling", heldForAssembly);
+		tag.putBoolean("Derailed", derailed);
+		tag.putBoolean("UpdateSignals", updateSignalBlocks);
+		tag.put("SignalBlocks", NBTHelper.writeCompoundList(occupiedSignalBlocks, uid -> {
+			CompoundTag compoundTag = new CompoundTag();
+			compoundTag.putUUID("Id", uid);
+			return compoundTag;
+		}));
+		tag.put("MigratingPoints", NBTHelper.writeCompoundList(migratingPoints, TrainMigration::write));
+
+		tag.put("Runtime", runtime.write());
+		tag.put("Navigation", navigation.write());
+
+		return tag;
+	}
+
+	public static Train read(CompoundTag tag, Map<UUID, TrackGraph> trackNetworks) {
+		UUID id = tag.getUUID("Id");
+		UUID owner = tag.getUUID("Owner");
+		UUID graphId = tag.contains("Graph") ? tag.getUUID("Graph") : null;
+		TrackGraph graph = graphId == null ? null : trackNetworks.get(graphId);
+		List<Carriage> carriages = new ArrayList<>();
+		NBTHelper.iterateCompoundList(tag.getList("Carriages", Tag.TAG_COMPOUND),
+			c -> carriages.add(Carriage.read(c, graph)));
+		List<Integer> carriageSpacing = new ArrayList<>();
+		for (int i : tag.getIntArray("CarriageSpacing"))
+			carriageSpacing.add(i);
+		boolean doubleEnded = tag.getBoolean("DoubleEnded");
+
+		Train train = new Train(id, owner, graph, carriages, carriageSpacing, doubleEnded);
+
+		train.speed = tag.getDouble("Speed");
+		train.targetSpeed = tag.getDouble("TargetSpeed");
+		train.icon = TrainIconType.byId(new ResourceLocation(tag.getString("IconType")));
+		train.name = Component.Serializer.fromJson(tag.getString("Name"));
+		train.currentStation = tag.contains("Station") ? tag.getUUID("Station") : null;
+		train.currentlyBackwards = tag.getBoolean("Backwards");
+		train.heldForAssembly = tag.getBoolean("StillAssembling");
+		train.derailed = tag.getBoolean("Derailed");
+		train.updateSignalBlocks = tag.getBoolean("UpdateSignals");
+
+		NBTHelper.iterateCompoundList(tag.getList("SignalBlocks", Tag.TAG_COMPOUND),
+			c -> train.occupiedSignalBlocks.add(c.getUUID("Id")));
+
+		NBTHelper.iterateCompoundList(tag.getList("MigratingPoints", Tag.TAG_COMPOUND),
+			c -> train.migratingPoints.add(TrainMigration.read(c)));
+
+		train.runtime.read(tag.getCompound("Runtime"));
+		train.navigation.read(tag.getCompound("Navigation"), graph);
+
+		if (train.getCurrentStation() != null)
+			train.getCurrentStation()
+				.reserveFor(train);
+
+		return train;
+	}
+
 }

src/main/java/com/simibubi/create/content/logistics/trains/entity/TrainMigration.java

@@ -10,6 +10,10 @@ import com.simibubi.create.content.logistics.trains.TrackNodeLocation;
 import com.simibubi.create.foundation.utility.Couple;
 import com.simibubi.create.foundation.utility.VecHelper;
 
+import net.minecraft.core.BlockPos;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.nbt.NbtUtils;
+import net.minecraft.nbt.Tag;
 import net.minecraft.util.Mth;
 import net.minecraft.world.phys.Vec3;
 
@@ -20,6 +24,8 @@ public class TrainMigration {
 	boolean curve;
 	Vec3 fallback;
 
+	public TrainMigration() {}
+
 	public TrainMigration(TravellingPoint point) {
 		double t = point.position / point.edge.getLength(point.node1, point.node2);
 		fallback = point.edge.getPosition(point.node1, point.node2, t);
@@ -94,4 +100,25 @@ public class TrainMigration {
 		return null;
 	}
 
+	public CompoundTag write() {
+		CompoundTag tag = new CompoundTag();
+		tag.putBoolean("Curve", curve);
+		tag.put("Fallback", VecHelper.writeNBT(fallback));
+		tag.putDouble("Position", positionOnOldEdge);
+		tag.put("Nodes", locations.map(BlockPos::new)
+			.serializeEach(NbtUtils::writeBlockPos));
+		return tag;
+	}
+
+	public static TrainMigration read(CompoundTag tag) {
+		TrainMigration trainMigration = new TrainMigration();
+		trainMigration.curve = tag.getBoolean("Curve");
+		trainMigration.fallback = VecHelper.readNBT(tag.getList("Fallback", Tag.TAG_DOUBLE));
+		trainMigration.positionOnOldEdge = tag.getDouble("Position");
+		trainMigration.locations =
+			Couple.deserializeEach(tag.getList("Nodes", Tag.TAG_COMPOUND), NbtUtils::readBlockPos)
+				.map(TrackNodeLocation::fromPackedPos);
+		return trainMigration;
+	}
+
 }

src/main/java/com/simibubi/create/content/logistics/trains/entity/TrainPacket.java

@@ -13,6 +13,7 @@ import com.simibubi.create.foundation.utility.Couple;
 import com.simibubi.create.foundation.utility.Iterate;
 
 import net.minecraft.network.FriendlyByteBuf;
+import net.minecraft.network.chat.Component;
 import net.minecraft.world.level.block.Block;
 import net.minecraftforge.network.NetworkEvent.Context;
 import net.minecraftforge.registries.ForgeRegistries;
@@ -57,8 +58,11 @@ public class TrainPacket extends SimplePacketBase {
 			carriageSpacing.add(buffer.readVarInt());
 
 		boolean doubleEnded = buffer.readBoolean();
-
 		train = new Train(trainId, owner, null, carriages, carriageSpacing, doubleEnded);
+
+		train.heldForAssembly = buffer.readBoolean();
+		train.name = Component.Serializer.fromJson(buffer.readUtf());
+		train.icon = TrainIconType.byId(buffer.readResourceLocation());
 	}
 
 	@Override
@@ -90,6 +94,9 @@ public class TrainPacket extends SimplePacketBase {
 		train.carriageSpacing.forEach(buffer::writeVarInt);
 
 		buffer.writeBoolean(train.doubleEnded);
+		buffer.writeBoolean(train.heldForAssembly);
+		buffer.writeUtf(Component.Serializer.toJson(train.name));
+		buffer.writeResourceLocation(train.icon.id);
 	}
 
 	@Override

src/main/java/com/simibubi/create/content/logistics/trains/entity/TrainRelocator.java

@@ -9,9 +9,11 @@ import java.util.function.Consumer;
 import javax.annotation.Nullable;
 
 import org.apache.commons.lang3.mutable.MutableBoolean;
+import org.apache.commons.lang3.mutable.MutableInt;
 
 import com.simibubi.create.AllItems;
 import com.simibubi.create.Create;
+import com.simibubi.create.CreateClient;
 import com.simibubi.create.content.contraptions.components.structureMovement.AbstractContraptionEntity;
 import com.simibubi.create.content.contraptions.components.structureMovement.ContraptionHandlerClient;
 import com.simibubi.create.content.logistics.trains.GraphLocation;
@@ -56,6 +58,7 @@ public class TrainRelocator {
 
 	static BlockPos lastHoveredPos;
 	static Boolean lastHoveredResult;
+	static List<Vec3> toVisualise;
 
 	@OnlyIn(Dist.CLIENT)
 	public static void onClicked(ClickInputEvent event) {
@@ -98,10 +101,22 @@ public class TrainRelocator {
 			return null;
 		BlockPos blockPos = blockhit.getBlockPos();
 
+		if (simulate && toVisualise != null) {
+			for (int i = 0; i < toVisualise.size() - 1; i++) {
+				Vec3 vec1 = toVisualise.get(i);
+				Vec3 vec2 = toVisualise.get(i + 1);
+				CreateClient.OUTLINER.showLine(Pair.of(relocating, i), vec1.add(0, -.925f, 0), vec2.add(0, -.925f, 0))
+					.colored(lastHoveredResult || i != toVisualise.size() - 2 ? 0x95CD41 : 0xEA5C2B)
+					.disableNormals()
+					.lineWidth(i % 2 == 1 ? 1 / 6f : 1 / 4f);
+			}
+		}
+
 		if (simulate) {
 			if (lastHoveredPos != null && lastHoveredPos.equals(blockPos))
 				return lastHoveredResult;
 			lastHoveredPos = blockPos;
+			toVisualise = null;
 		}
 
 		BlockState blockState = mc.level.getBlockState(blockPos);
@@ -113,6 +128,7 @@ public class TrainRelocator {
 		if (!simulate && result)
 			AllPackets.channel
 				.sendToServer(new TrainRelocationPacket(relocatingTrain, blockPos, lookAngle, relocatingEntityId));
+
 		return lastHoveredResult = result;
 	}
 
@@ -139,22 +155,43 @@ public class TrainRelocator {
 		TravellingPoint probe = new TravellingPoint(node1, node2, edge, graphLocation.position);
 		ISignalBoundaryListener ignoreSignals = probe.ignoreSignals();
 		List<Pair<Couple<TrackNode>, Double>> recordedLocations = new ArrayList<>();
-		Consumer<TravellingPoint> recorder =
+		List<Vec3> recordedVecs = new ArrayList<>();
-			tp -> recordedLocations.add(Pair.of(Couple.create(tp.node1, tp.node2), tp.position));
+		Consumer<TravellingPoint> recorder = tp -> {
+			recordedLocations.add(Pair.of(Couple.create(tp.node1, tp.node2), tp.position));
+			recordedVecs.add(tp.getPosition());
+		};
 		ITrackSelector steer = probe.steer(SteerDirection.NONE, track.getUpNormal(level, pos, blockState));
 		MutableBoolean blocked = new MutableBoolean(false);
 
+		MutableInt blockingIndex = new MutableInt(0);
 		train.forEachTravellingPointBackwards((tp, d) -> {
 			if (blocked.booleanValue())
 				return;
 			probe.travel(graph, d, steer, ignoreSignals);
+			recorder.accept(probe);
 			if (probe.blocked) {
 				blocked.setTrue();
 				return;
 			}
-			recorder.accept(probe);
+			blockingIndex.increment();
 		});
 
+		if (level.isClientSide && simulate && !recordedVecs.isEmpty()) {
+			toVisualise = new ArrayList<>();
+			toVisualise.add(recordedVecs.get(0));
+		}
+
+		for (int i = 0; i < recordedVecs.size() - 1; i++) {
+			Vec3 vec1 = recordedVecs.get(i);
+			Vec3 vec2 = recordedVecs.get(i + 1);
+			boolean blocking = i >= blockingIndex.intValue() - 1;
+			boolean collided = !blocked.booleanValue() && Train.findCollidingTrain(level, vec1, vec2, train) != null;
+			if (level.isClientSide && simulate)
+				toVisualise.add(vec2);
+			if (collided || blocking)
+				return false;
+		}
+
 		if (blocked.booleanValue())
 			return false;
 
@@ -167,6 +204,7 @@ public class TrainRelocator {
 		train.occupiedSignalBlocks.clear();
 		train.graph = graph;
 		train.speed = 0;
+		train.migratingPoints.clear();
 
 		if (train.navigation.destination != null)
 			train.navigation.cancelNavigation();
@@ -182,11 +220,22 @@ public class TrainRelocator {
 				.get(tp.node2);
 		});
 
+		for (Carriage carriage : train.carriages)
+			carriage.updateContraptionAnchors();
+
 		train.status.successfulMigration();
 		train.collectInitiallyOccupiedSignalBlocks();
 		return true;
 	}
 
+	@OnlyIn(Dist.CLIENT)
+	public static void visualise(Train train, int i, Vec3 v1, Vec3 v2, boolean valid) {
+		CreateClient.OUTLINER.showLine(Pair.of(train, i), v1.add(0, -.825f, 0), v2.add(0, -.825f, 0))
+			.colored(valid ? 0x95CD41 : 0xEA5C2B)
+			.disableNormals()
+			.lineWidth(i % 2 == 1 ? 1 / 6f : 1 / 4f);
+	}
+
 	@OnlyIn(Dist.CLIENT)
 	public static void clientTick() {
 		Minecraft mc = Minecraft.getInstance();

src/main/java/com/simibubi/create/content/logistics/trains/entity/TravellingPoint.java

@@ -4,6 +4,7 @@ import java.util.ArrayList;
 import java.util.HashSet;
 import java.util.List;
 import java.util.Map.Entry;
+import java.util.Objects;
 import java.util.Set;
 import java.util.UUID;
 import java.util.Vector;
@@ -18,12 +19,17 @@ import com.simibubi.create.content.logistics.trains.GraphLocation;
 import com.simibubi.create.content.logistics.trains.TrackEdge;
 import com.simibubi.create.content.logistics.trains.TrackGraph;
 import com.simibubi.create.content.logistics.trains.TrackNode;
+import com.simibubi.create.content.logistics.trains.TrackNodeLocation;
 import com.simibubi.create.content.logistics.trains.management.edgePoint.EdgeData;
 import com.simibubi.create.content.logistics.trains.management.edgePoint.EdgePointType;
 import com.simibubi.create.content.logistics.trains.management.edgePoint.signal.SignalBoundary;
 import com.simibubi.create.foundation.utility.Couple;
 import com.simibubi.create.foundation.utility.Pair;
 
+import net.minecraft.core.BlockPos;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.nbt.NbtUtils;
+import net.minecraft.nbt.Tag;
 import net.minecraft.world.phys.Vec3;
 
 public class TravellingPoint {
@@ -73,7 +79,7 @@ public class TravellingPoint {
 	public ITrackSelector follow(TravellingPoint other) {
 		return follow(other, null);
 	}
-	
+
 	public ITrackSelector follow(TravellingPoint other, @Nullable Consumer<Boolean> success) {
 		return (graph, pair) -> {
 			List<Entry<TrackNode, TrackEdge>> validTargets = pair.getSecond();
@@ -331,4 +337,35 @@ public class TravellingPoint {
 			.get(node2);
 	}
 
+	public CompoundTag write() {
+		CompoundTag tag = new CompoundTag();
+		Couple<TrackNode> nodes = Couple.create(node1, node2);
+		if (nodes.either(Objects::isNull))
+			return tag;
+		tag.put("Nodes", nodes.map(TrackNode::getLocation)
+			.map(BlockPos::new)
+			.serializeEach(NbtUtils::writeBlockPos));
+		tag.putDouble("Position", position);
+		return tag;
+	}
+
+	public static TravellingPoint read(CompoundTag tag, TrackGraph graph) {
+		if (graph == null)
+			return new TravellingPoint(null, null, null, 0);
+
+		Couple<TrackNode> locs =
+			tag.contains("Nodes")
+				? Couple.deserializeEach(tag.getList("Nodes", Tag.TAG_COMPOUND), NbtUtils::readBlockPos)
+					.map(TrackNodeLocation::fromPackedPos)
+					.map(graph::locateNode)
+				: Couple.create(null, null);
+
+		if (locs.either(Objects::isNull))
+			return new TravellingPoint(null, null, null, 0);
+
+		double position = tag.getDouble("Position");
+		return new TravellingPoint(locs.getFirst(), locs.getSecond(), graph.getConnectionsFrom(locs.getFirst())
+			.get(locs.getSecond()), position);
+	}
+
 }

src/main/java/com/simibubi/create/content/logistics/trains/management/schedule/ScheduleRuntime.java

@@ -9,8 +9,10 @@ import com.simibubi.create.content.logistics.trains.management.edgePoint.station
 import com.simibubi.create.content.logistics.trains.management.schedule.condition.ScheduleWaitCondition;
 import com.simibubi.create.content.logistics.trains.management.schedule.destination.FilteredDestination;
 import com.simibubi.create.content.logistics.trains.management.schedule.destination.ScheduleDestination;
+import com.simibubi.create.foundation.utility.NBTHelper;
 
 import net.minecraft.nbt.CompoundTag;
+import net.minecraft.nbt.Tag;
 import net.minecraft.world.level.Level;
 
 public class ScheduleRuntime {
@@ -180,6 +182,9 @@ public class ScheduleRuntime {
 		tag.putBoolean("Paused", paused);
 		if (schedule != null)
 			tag.put("Schedule", schedule.write());
+		NBTHelper.writeEnum(tag, "State", state);
+		tag.putIntArray("ConditionProgress", conditionProgress);
+		tag.put("ConditionContext", NBTHelper.writeCompoundList(conditionContext, CompoundTag::copy));
 		return tag;
 	}
 
@@ -190,6 +195,10 @@ public class ScheduleRuntime {
 		currentEntry = tag.getInt("CurrentEntry");
 		if (tag.contains("Schedule"))
 			schedule = Schedule.fromTag(tag.getCompound("Schedule"));
+		state = NBTHelper.readEnum(tag, "State", State.class);
+		for (int i : tag.getIntArray("ConditionProgress"))
+			conditionProgress.add(i);
+		NBTHelper.iterateCompoundList(tag.getList("ConditionContext", Tag.TAG_COMPOUND), conditionContext::add);
 	}
 
 }

src/main/resources/assets/create/lang/default/interface.json

@@ -645,7 +645,7 @@
 	"create.train.relocate.abort": "Relocation aborted",
 	"create.train.relocate.success": "Relocation successful",
 	"create.train.relocate.valid": "Can relocate to here, Click to Confirm",
-	"create.train.relocate.invalid": "Cannot relocate Train to this Track",
+	"create.train.relocate.invalid": "Cannot relocate Train to here",
 	"create.train.relocate.too_far": "Cannot relocate Train this far away",
 
 	"create.contraption.controls.start_controlling": "Now controlling: %1$s",