Help to make Alexa smarter on Alexa Answers. Sign in with Amazon


What is a contra flow system?

A contraflow system is a temporary setup where traffic flows in the opposite direction to how it should usually flow. You sometimes see these on motorways when a carriageway is closed for repair.

{{ relativeTimeResolver(1603661143490) }}

Points points 164
Rating 0

Similar Questions
Science 3 Answers
Science 1 Answer

Join Alexa Answers

Help make Alexa smarter and share your knowledge with the world