Hixtra Ltd 
Construction & Geotechnical Testing 
 
Abrasion 
 
Aggregate 
 
Backfill 
 
CBR Plate Testing 
 
CBR testing 
(On-site plunger method) 
 
CBR, Laboratory 
 
Chalk 
 
Compaction Testing and Monitoring 
 
Constituent Particles 
 
Construction Materials Testing 
 
Crane Hardstanding 
 
Density and Compaction On-Site 
 
Core Drilling 
 
Dynamic Cone Penetrometer (DCP) 
 
Earthworks 
 
Frost Heave 
 
Geotechnical 
 
Lightweight Deflectometer (LWD) 
 
Moisture Condition Value (MCV) 
 
Moisture Content 
 
Non-Nuclear Earthworks Density Testing 
 
Particle Density 
 
Particle Size (grading) 
 
Pile Mats 
 
Plasticity Index 
 
Pulverisation 
 
Sampling 
 
Shear Strength 
 
Site Investigation 
 
Site Laboratories 
 
Soil 
 
Soundness 
 
Stabilised Soils 
 
Swelling and Soaking 
 
Type 1 Subbase 
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