Quote:
Originally Posted by Mazrim
There is nothing in Alberta road construction specifications about changing the road surface near overhead signs and bridges. It's all paved the same throughout. Changing the roughness or texture of the road would be a nightmare to administer contractually.
I can only assume powderjunkie's google search pulled up something about rumble strips as a traffic control method.
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Quote:
Originally Posted by Acey
Yeah as Mazrim said I've never heard of any intentional effort to do this and it's not in any design spec I've seen.
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I didn't mean to suggest that it was fully mandated in Alberta, but HFST is definitely a thing...
https://rosap.ntl.bts.gov/view/dot/5...s%20as%20well.
BC appears to have trialed this in a number of locations including off-ramps (no idea if it ever became a formal requirement)
https://www.cbc.ca/news/canada/briti...n-bc-1.5257987
https://www2.gov.bc.ca/assets/gov/dr...-treatment.pdf