Hokie66, The City is concerned about concrete spalling and further deterioration over time. Unfortuantely they require a construction bond with a warranty, so they will not release the contractor's bond until they are satisfied. The contractor needs their bonding capacity back and does not...
We designed a slot drain system adjacent to a curb and gutter along an urban street in front of a high school that was installed 3 summers ago. After the first winter we saw substantial cracking in the curb and gutter next to the slot drain. There are many cracks near the pipe joints as well...