Geotech Form

Free Fillable Percolation Test

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GT-0727 fieldsdocumentation

Project Information

Project Name*

Project Number*

Test Hole ID*

Tested By*

Test Date*

Site Address

Lot / APN

Regulatory Authority

Test Hole Dimensions

Hole Diameter (in)*

Hole Depth (in)*

Excavation Method

Gravel Layer Thickness at Bottom (in)

Coarse gravel placed at bottom to protect against scour

Sidewalls Scratched / Roughened

Remove smeared soil to allow free entry of water

Sidewalls Scratched / Roughened

Soil Description at Test Depth

Presaturation

Presaturation Performed (Required by most codes)Presaturation Performed (Required by most codes)

Presaturation Notes

Water Level Readings & Time Intervals

Test Procedure*

Refill Interval (minutes)

Interval at which water is added / readings taken

Percolation Rate

Average Percolation Rate (min/in)*

Rate Based On

Soil Percolation Class

Site Suitability Determination*

Depth to Groundwater (ft, if encountered)

Interpretation / Notes

Photos

Location

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Field Density Test

GT-03

Soil Classification

GT-04