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Gradlab Gds Gradation Database System

for Aggregate Quality Control, Asphalt Quality Control and Soil Grading Records

sieve analysis software by Hugh Lerwill Computer Software

The sieve analysis database system for the quality control of construction aggregates and asphalt paving materials

For use in construction site and quarry based material testing laboratories

Used by most aggregate and asphalt producers in the UK for aggregate quality control, asphalt quality control and soil grading records

Caters for sieve analysis and related tests on samples of Blacktop (Bituminous concrete), Drystone aggregate and Soil

Optional modules for Aggregate Blending, Blacktop Analysis, Cusum control, Mix design, Visual Inspection, OCL Analysis to EN 13108-21 and Dataset Sharing

Pond House, Stardens, Newent, Gloucestershire, GL18 1LG, United Kingdom

email hugh at

download a printable Gradlab Gds brochure as a Word doc

or phone 01531 822782, mobile 07757 768573

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