guard rails placed parallel to regular running rail along areas of the bridge

[Gazac]

guard rails on bridges to stop trains from coming off the tracks

[Metacritical]

?

[chrisasnyder]

This is probably what you are looking for:
https://steamcommunity.com/sharedfiles/filedetails/?id=2882374017

[DirkSchwa]

Perhaps you mean guard rails?

https://en.wikipedia.org/wiki/Guard_rail_(railroad)

[GordonDry]

Perhaps this:
https://steamcommunity.com/sharedfiles/filedetails/?id=2507978418
It's track types plus assets for the ends.

Edit:
Ah, I see, you asked at two places and already got a reply.

[Gazac]

Messaggio originale di GordonDry:

Perhaps this:
https://steamcommunity.com/sharedfiles/filedetails/?id=2507978418
It's track types plus assets for the ends.

Edit:
Ah, I see, you asked at two places and already got a reply.

Thanks that was what I ask for