Funny you should mention speed recommended, we have just the placard: https://imgur.com/a/R3ZeM5A https://imgur.com/a/R3ZeM5A Usually spotted near very sharp t

Funny you should mention speed recommended, we have just the placard: https://imgur.com/a/R3ZeM5A https://imgur.com/a/R3ZeM5A Usually spotted near very sharp turns on highway exits. They don't force you to slow down, but unless you want to suddenly switch lanes to ones 20 meters below you probably want to.