Prior to a specific Java version, players can place Rails in their desired direction, but that's not the case with Bedrock Edition. In Bedrock Edition, all Rails can only be placed parallel to the X-axis.
This is considered as a Java Parity and should Mojang implement this, it's up to them.
BDS-20068
Rails Can't be Placed Based on Player Direction
Resolved
Duplicate
0
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We're tracking this issue in MCPE-52823, so this ticket is being resolved and linked as a duplicate.
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