You'll need Denver concrete specialists who engineer for freeze–thaw, UV, and hail. We mandate 4,500–5,000 psi, air?entrained mixes (w/c ?0.45), #4 rebar at 18-inch o.c., Class 6 bases compacted to 95% Proctor, and saw cuts within 6–12 hours. We oversee ROW permits, compliance with ACI/IBC/ADA standards, and time pours according to wind, temp… Read More