Calculation sources

Sources and review dates

Bag yields · affects bag counts

QUIKRETE Concrete Mix No. 1101

Published yields used for 40, 50, 60, and 80 lb bag estimates. Product yields are approximate and other products can differ.

Open manufacturer data sheet

Accessed September 22, 2026 · next review March 2027

Ready-mix units · affects order units

National Ready Mixed Concrete Association

Ready-mixed concrete is sold by volume in cubic yards or cubic meters as discharged from the mixer.

Open NRMCA Concrete in Practice

Accessed September 22, 2026 · next review March 2027

Ordering workflow · affects checklist

NRMCA/ASCC ordering checklist

Reference for the information purchasers and suppliers clarify when ordering and scheduling ready-mixed concrete.

Open checklists

Accessed September 22, 2026 · next review March 2027