You require Denver concrete pros who account for freeze–thaw, UV, and hail. We call for 4500–5000 psi, air‑entrained mixes (w/c ≤0.45), #4 rebar at 18 inches o.c., Class 6 bases compacted to 95% Proctor, and saw https://mollyqjoz716448.smblogsites.com/38512032/professional-concrete-services-denver-co