Soil and earthworks testing
Laboratory soil testing and earthworks quality checks for construction projects. Tests cover classification, moisture, density, compaction and strength.
19 testsAccreditation scope
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Atterberg Limits Tests
Atterberg limits testing assesses the consistency and plasticity of fine-grained soil. Results support soil c…
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Direct Shear Test
Direct shear testing measures soil resistance along a defined shear plane under an applied normal load. Resul…
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Field Density Test (FDT)
Field density testing measures the density achieved in placed soil or fill. Results can be compared with the …
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Hydrometer Test
Hydrometer analysis determines the particle-size distribution of fine soil fractions from their settling beha…
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In-Situ California Bearing Ratio (CBR) Test
In-situ CBR testing measures resistance to penetration in pavement support materials. Results support assessm…
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Laboratory California Bearing Ratio (CBR) Test
Laboratory CBR testing measures penetration resistance in prepared soil or pavement-material specimens. Prepa…
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Linear Shrinkage Test
Linear shrinkage testing measures the reduction in length of a prepared soil sample as it dries. Results supp…
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Moisture Content Test
Moisture content testing measures water content relative to the dry mass of a soil sample. Results support so…
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Particle Density Test
Particle density testing measures the density of soil solids. Results support calculations of soil volume rel…
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Particle Size Distribution
Particle-size analysis determines the distribution of soil sizes. Sieve and hydrometer methods are selected f…
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Plate Bearing Test
Plate bearing testing measures ground settlement under an applied plate load. Results support assessment of l…
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Point Load Test
Point load testing determines a rock strength index. Any estimate of uniaxial compressive strength requires a…
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Proof Rolling Test
Proof rolling identifies visible movement or weak areas in prepared ground under an agreed vehicle load. It i…
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Soil Bulk Density Test
Bulk density testing measures soil mass per unit total volume, including pore spaces. The report should disti…
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Soil Compaction Test
Compaction testing establishes the relationship between moisture content and dry density. It determines maxim…
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Specific Gravity of Soil Test
Specific gravity testing compares the density of soil solids with that of water. It is a dimensionless ratio …
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Triaxial Compression Test
Triaxial testing measures soil strength and stress–strain behaviour under controlled confinement. Drainage an…
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pH Value Test
Soil pH testing measures acidity or alkalinity. Results support chemical assessment of the ground alongside o…
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