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Clegg Hammer - Impact Soil Tester

Wherever, whenever there is evaluation or construction of earthworks, roadworks or airstrips, the Clegg Impact Soil Tester offers quick, useful and convenient soil strength / stiffness and uniformity testing.

For more information on the various Non Destructive Impact Testing
Please click link to the print friendly pdf version.
Built for Australian conditions
Dr Baden Clegg Pty Ltd, founding director Dr Baden Clegg, was established in 1993 to provide an Information Service for the Clegg Impact Soil Tester, also known as the Clegg Hammer.
GSR Laser Tools is authorised and qualified to perform Service and Calibration of various Clegg Hammers.
The main unit to calibrate Clegg Hammers is the "Dynamic Calibrator".
Dynamic Calibration Unit consists of a NATA certified load cell with output scale displayed in tens of gravities peak deceleration (clegg units), with Standard Red Polyurethane Check Ring as interface between Clegg Hammer and load cell.

GSR Laser Tools / Geodetic Supply is the Authorised Distributor & Service Centre of the Clegg Impact Soil Tester.

Click here for the Authorisation Statement issued by Dr. Baden Clegg Pty Ltd

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  • The 4.5kg Clegg Impact Soil Tester with wireless Bluetooth provides an easy and straight forward means for measuring and controlling soil strength and consolidation levels during trench re-instatement.The readout is attached to the guide tube and the displayed reading is viewed from the top during use. 
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