Services
What We Do
Tests we regularly provide are listed below, and are grouped into the following categories:
Geomembranes, Geotextiles, GCLs, Geocomposites, Geogrids, Interface Shear Strength, Durability, Plastics/Rubber, Textiles, Waterproofing Sheets, Pipes & Accelerated Weathering.
The tests marked (U) are UKAS Accredited. Click here for our current Schedule of Accreditation. Other technically equivalent tests to those accredited can also be provided as accredited under our flexible scope. Please contact us for more information.
If there is a test you require that does not appear on this list please do not hesitate to contact us, we have a wide range of test equipment and expertise available.

Asperity Height ASTM D7466 (U), GRI GM12 (U)
Carbon Black Content ASTM D1603 (U), ASTM D4218 (U)
Carbon Black Dispersion ASTM D5596 (U)
Density ASTM D1505 (U), ASTM D792, EN ISO 1183
Dimensional Stability ASTM D1204 (U)
Melt Flow Index ASTM D1238 (U), BS EN ISO 1133 (U)
Stress Crack Resistance ASTM D5397 (U), EN 14576
Oxidative Induction Time ASTM D3895 (U), BS EN ISO 11357-6 (U)
Oxidative Induction Time (High Pressure) ASTM D5885
Permeability to Liquids BS EN 14150
Puncture Resistance ASTM D4833 (U)
Pyramid Puncture BS EN 14575 (U)
Qualification Testing of Welders BS EN 13067 (U)
Seam Properties ASTM D6392 (U), ASTM D4437 (U)
Tear Resistance ASTM D1004 (U), BS ISO 34-1 (U)
Tensile Properties ASTM D6693 (U), ASTM D638 (U), ISO 527-3 (U)
2% Secant Modulus ASTM D5323 (U)
Thickness ASTM D5994 (U), ASTM D5199 (U), BS EN ISO 9863-1 (U)
UV Resistance ASTM D7238 (U)
Welded Joints BS EN 12814-4 (U)
Geomembranes

Characteristic Opening Size BS EN ISO 12956 (U), ASTM D4751 (U), AS 3706.7 (U)
Pore Size Characteristics ASTM D6767, ASTM F316
Cylinder Test EA Methodology LFE2 (U), BS EN 13719 (U)
Protection Efficiency BS EN 13719 (U)
Grab Breaking Strength ASTM D4632 (U)
Mass per Unit Area ASTM D5261 (U), BS EN ISO 9864 (U), AS 2001.2.13 (U)
Drop Cone Perforation Resistance BS EN ISO 13433 (U), AS 3706.5 (U)
CBR Puncture Resistance BS EN ISO 12236 (U), ASTM D6241 (U), AS 3706.4 (U)
Trapezoid Tear Resistance ASTM D4533 (U), AS 3706.3 (U)
Tensile Properties BS EN ISO 10319 (U), ASTM D4595 (U), AS 3706.2 (U)
Tensile - Strip AS 2001.2.3.1 (U)
Thickness ASTM D5199 (U), BS EN ISO 9863-1 (U), AS 2001.2.15 (U)
Water Permeability & Permittivity BS EN ISO 11058 (U), ASTM D4491 (U), AS 3706.9 (U)
Geotextiles

Montmorillonite Content Methylene Blue API RP 13l (U), CUR33 (U), VDG P69 (U)
Fluid Loss ASTM D5891 (U)
Free Swell ASTM D5890 (U)
Grab Strength ASTM D4632 (U)
Index Flux/Hydraulic Conductivity ASTM D5887 (U), ASTM D5084 (U)
Hydraulic Properties with Solutions ASTM D6766 (U)
Mass per Unit Area ASTM D5993 (U), BS EN 14196 (U)
Moisture Content ASTM D4632 (U), ASTM D2216 (U), AS 1289.2.1.1 (U)
Montmorillonite Content XRD Analysis
Peel Strength ASTM D4632 (U), ASTM D6496 (U)
Water Absorption DIN 18132 (U) Enslin Neff, BS EN ISO 10769 (U), ASTM E946 (U)
Tensile Strength ASTM D6768 (U)
Geosynthetic Clay Liners

Compressive Strength ASTM D1621, ASTM D6364
In Plane Water Flow BS EN ISO 12958 (U), ASTM D4716 (U)
Water Permeability BS EN ISO 11058 (U), ASTM D4491 (U)
Mass per Unit Area ASTM D5621 (U), BS EN ISO 9864 (U)
CBR Puncture Resistance ASTM D4833 (U), BS EN ISO 12236 (U)
Tensile Properties BS EN ISO 10319 (U), ASTM D4595 (U)
Thickness ASTM D5199 (U), BS EN ISO 9863-1 (U)
Junction Strength BS EN ISO 13426-2 (U)
Internal Shear Strength ASTM D5321 (U)
Geocomposites

Mass per Unit Area ASTM D5621 (U), BS EN ISO 9864 (U)
Tensile Properties ASTM D6637 (U), BS EN ISO 10319 (U)
Thickness ASTM D5199 (U), BS EN ISO 9863-1 (U)
Junction Strength GRI GG2
Aperture Size In House Method
Geogrids

Geosynthetic v Soil Interface ASTM D5321 (U)
Geosynthetic v Geosynthetic Interface ASTM D5321 (U)
GCL Internal Shear Strength ASTM D6243 (U)
GCL Interface Strength ASTM D6243 (U)
Shear Strength (Large Shear Box) BS 1377-7
Coefficient of Friction and Adhesion Specification for Highway Works Volume 1, Series 600
Geosynthetics Friction Characteristics BS EN ISO 12957-1 (U)
Geosynthetics Friction Characteristics as modified by Geosynthetic Landfill Guidance Group - Industry Code of Practice, LGG 115, February 2018 (U)
Shear Strength

Resistance to Oxidation BS EN ISO 13438 (U)
Resistance to Weathering UV BS EN 12224 (U), ASTM D4355, ASTM D7238 (U)
Microbiological Resistance BS EN 12225
Resistance to Liquids BS EN 14030, BS EN 14414, DD ENV ISO 12960
Resistance to Leaching BS EN 14415
Resistance to Roots PD CEN/TS 14416
Durability assessment BS EN 12226
Durability

Water Absorption ASTM D570, BS EN ISO 62
Water Vapour Transmission ASTM E96, BS EN 1931
Trouser Tear BS 2782-3
Carbon Black Content BS 2782-4
Flexural Properties BS EN ISO 178
Tensile Properties BS EN ISO 527-1 (general)
Tensile Properties BS EN ISO 527-2 (moulded and extruded)
Tensile Properties BS EN ISO 527-3 (films and sheets) (U)
Tensile Properties ASTM D7275 (U)
Apparent Density BS EN ISO 845
Tensile Properties BS EN ISO 1421, BS EN ISO 1798
Linear Dimensions BS EN ISO 1923
Tear Resistance BS EN ISO 4674-1, BS ISO 34 (U)
Resistance to Environmental Stress Cracking BS EN ISO 22088-2
Glass Transition Temperature BS ISO 11357-2
Transmission Rate of Volatile Liquids ISO 6179
Plastics / Rubber

Identification of textile fibres (Melt Point) ASTM D276
Break Force and Elongation ASTM D5035
Soil Burial Test BS EN ISO 11721-1
Test Methods for Coated Fabrics ASTM D751
Textile Tensile Properties BS EN 29073-3, BS EN ISO 13934-1, BS EN ISO 13934-2
Mass Per Unit Area ASTM D3776 (U)
Textiles

Dimensional Stability BS EN 1107-2
Ageing by UV, Heat and Water BS EN 1297 (U), EOTA TR 10
Thickness and Mass BS EN 1849-2 (U)
Resistance to Tearing BS EN 12310-2
Resistance to Impact BS EN 12691
Resistance to Static Loading BS EN 12730
Water Tightness BS EN ISO 1928 Method A (U)
Water Vapour Transmission ASTM E96, BS EN 1931
Transmission Rate of Volatile Liquids ISO 6179
Waterproofing Sheets


Resistance to external blows BS EN 744
Joint Bend Test BS EN 12814-1
Joint Peel Test BS EN 12814-4
Tensile Test BS EN 12814-7, ASTM D2290, ISO 6259-1 & 2
Butt-fused Tensile Strength ISO 13953
Peel de-cohesion Test ISO 13954
Plastic exposure to UV Light BS EN ISO 4892-3 (U), ASTM D4329, DIN 53384
Plastic exposure to UV Light UNE 53. 104, JIS K 7350, ASTM D4329, BS 2782-5
UV Exposure to non-metallic Materials ASTM G154, SAE J2020
UV Exposure to Paint and Related coatings EN ISO 11507, ASTM D4587
Rubber exposure to UV Light ASTM D750, ASTM D1148
Textile exposure to UV and Moisture AATCC 186, ACFFA Colourfastness
Weathering of Bituminous Materials ASTM D4799