You need Denver concrete specialists who plan for freeze–thaw, UV, and hail. We specify 4,500–5,000 psi, air‑entrained mixes (w/c ≤0.45), #4 rebar at 18 inches o.c., Class 6 bases compacted to 95% Proctor, and https://diegofsvy236809.blogs-service.com/69394162/concrete-repair-replacement-denver