Concrete Calculator

🏋️ Fresh Concrete Unit Weight

Container Volume (ft³)

Empty Container (lb)

Full Container (lb)

Theor. Unit Weight (pcf)

Unit Weight--

Air Content (from density)--

📊 Yield

Batch Mass (lb)

Measured Unit Wt (pcf)

Design Batch Volume (ft³)

Actual Yield (ft³)--

Actual Yield (yd³)--

Yield Ratio--

🌡️ Temperature Limits Quick Check

Concrete Temp (°F)

Spec Max (°F)

📐 Shape → Cubic Yards

Length (ft)

Width (ft)

Thickness (in)

Volume (ft³)--

Volume (yd³)--

With 10% waste (yd³)--

🔢 How Many Trucks?

Total Yards

Yards per Truck

Full Trucks--

Remainder (yd³)--

Total Trucks (rounded up)--

🕳️ Single Pile — Grout Volume & Factor

Pile Diameter (in)

Pile Depth (ft)

Actual Grout Pumped (ft³)

Min Grout Factor

Theoretical Volume (ft³)--

Theoretical Volume (yd³)--

Grout Factor--

Min Required Grout (ft³)--

📋 Pile Log

Enter each pile below to build a running log with grout factors.

Pile ID / #

Diameter (in)

Depth (ft)

Actual Grout (ft³)

Top of Grout (ft)

Notes

📏 Grout Factor Reference

GF < 1.0⚠ Possible necking / incomplete fill

GF 1.0 – 1.1Marginal — check spec

GF 1.1 – 1.5✓ Typical acceptable range

GF > 1.5High — possible soil caving / voids

GF > 2.0⚠ Investigate — excessive grout take

💧 Water / Cement Ratio

Water (lb)

Cement (lb)

Max Allowed w/c

w/c Ratio--

🪨 Aggregate Moisture Correction

Adjusts batch water for aggregate free moisture.

Agg Weight (lb)

Absorption (%)

Surface Moisture (%)

Free Moisture (%)--

Water Added by Agg (lb)--

Reduce Batch Water by--

🧱 Cement Bags per Yard

Cement per yd³ (lb)

Bag Size (lb)

Total Yards

Bags per Yard--

Total Bags--