Watch out for loose manhole covers.
That manhole cover probably weighs more than 100 pounds. The Georgia DOT standard for one that’s in traffic is 135.
There is no knowing the Evil Eyebrow
Watch out for loose manhole covers.
That manhole cover probably weighs more than 100 pounds. The Georgia DOT standard for one that’s in traffic is 135.
A shame the triangular cover never caught on
http://www.nashuatelegraph.com/news/969523-196/city-inevitably-must-replace-unique-triangular-manhole.html