Specifications & Measurements

Load Charts & Dimensions

ICC-ES Evaluation Report

10,000 PSF FROST PRESSURE

FROST HEAVE

Force = Area × Pressure

3” GROUND SCREW

Three-inch Alaska Ground Screw installed below grade

DIAMETER

3”

SURFACE AREA

7.1 in²

UPLIFT @ 10,000 PSF

491 lbs

BASELINE

×1

8” SONOTUBE

Eight-inch concrete Sonotube footing below grade

DIAMETER

8”

SURFACE AREA

50.3 in²

UPLIFT @ 10,000 PSF

3,491 lbs

VS 3” SCREW

×7.1

12” SONOTUBE

Twelve-inch concrete Sonotube footing below grade

DIAMETER

12”

SURFACE AREA

113.1 in²

UPLIFT @ 10,000 PSF

7,854 lbs

VS 3” SCREW

×16.0

12” SONOTUBE

DIAMETER

12”

SURFACE AREA

113.1 in²

UPLIFT @ 10,000 PSF

7,854 lbs

VS 3” SCREW

×16.0

MORE SURFACE AREA. MORE UPLIFT FORCE. BUILD SMART. BUILD STRONG.

Alaska Ground Screw

Foundations without concrete. Built for ultra remote Alaska.

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