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In other languages: Rail signals (research) From Official Factorio Wiki. 1.

In Factorio, Rail chain signals are used to ensure that this cannot happen. Jump to: navigation, search. 1 100: Cost 30. by LeonSkills. 6196. 1 400: Prototype type technology. When the path includes a train currently waiting at a rail signal -> Add a penalty of 100 + 0.1 for every tick the train has already waited. When the path includes a train that doesn't have a path -> Add a penalty of 1000.


The most important rule is that a train cannot wait for an extended period of time in a block after a chain signal, whereas it can wait in a block after a regular signal.
From Official Factorio Wiki. Rail Signal Planner. After this, you can use the basic “rail signals on all exits” part of the rule.

Jump to: navigation, search. Trains; Download. Enables to organize multiple trains on a single Railway. If you’d like to get signal crossings in Factorio … Repath events. Rail signals: Edit: Cost 30.

1. 3 months ago.

In case you enter all directions through both of the junctions, it will end like this: Crossings.

The rail signal which is shown in the red circle is replaced with a chain signal.

Enables to organize multiple trains on a single Railway. Provides a tool to automatically place chain and rail signals on rails and intersections.