Your project needs Denver concrete experts who design 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% https://antonpusk417552.bloginwi.com/72039119/concrete-installation-experts-denver-co