谷仓地板混凝土计算器 — 需要多少混凝土？

谷仓地板混凝土指南

Barn floors are typically 4–6 inches thick at 3,000–3,500 PSI. Allow adequate drainage slope (1–2%) toward floor drains. Heavy equipment bays may require 6–8 inch slabs with rebar reinforcement. A 30×40 ft barn floor at 5 inches thick needs approximately 18.5 cubic yards.