Geotechnical Estimating Tool

Precise volumes from
every boring

Calculate in-situ cut volumes, swelled disposal quantities, and estimated costs from your boring logs — in seconds.

Project Parameters
Set the global defaults — these apply to all borings unless overridden per row

Global Settings

Applied to all borings by default

Standard: 4 in. Large diameter: 6–8 in.
In-situ unit weight, lbs per cubic foot
Typical range: 15–40% for most soil types
Clean fill typical: $40–80/ton
Grout/bentonite backfill if applicable
Density quick-fill — click to apply to global density
Loose Sand · 90
Sandy Clay · 97
Silty Clay · 103
Clay · 112
Dense Sand · 120
Gravel · 130
Rock · 148
Individual Boring Logs
Add each boring. Override density or swell factor per boring if conditions differ.

Boring Data

Leave density / swell blank to use global defaults above

ID Depth (ft) Density (pcf) Swell (%) Notes
Results
Per-boring breakdown
Disclaimer: All calculations are estimates based on entered parameters. Actual volumes and costs may vary due to field conditions, soil variability, equipment, and disposal facility pricing. Verify results with a licensed geotechnical engineer before use in contract documents or budget submissions.