GEO Site and Testing Services

Official name: GEO Site and Testing Services Limited

28 capabilities Verified Apr 2026 One of 2,381 in United Kingdom

Details

Unit 3-4, Heol Aur, Dafen Industrial Estate, Dafen
Dafen SA14 8QN , United Kingdom

Accreditation

Active UKAS 2788
+44 (0)1554 784 040
pevans@gstl.co.uk
gstl.co.uk
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Conducts geotechnical and construction materials testing including aggregate characterisation, fresh and hardened concrete properties, and rock strength assessment to EN and BS standards.

Accreditation Details

Accreditation Body

UKAS

Number

2788

Status

Active

Accreditation is granted under EU Regulation 765/2008 and assessed against ISO/IEC 17025. Data sourced from official UKAS records.

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28 capabilities

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Test Capabilities (28)

Standard Reference Description Category
BS 1377-2 2022 BS 1377-2 2022 Aggregates / Soils
BS 6100-2.2.1:1992 BS 6100-2.2.1:1992 Aggregates / Soils
BS EN 1097-2 :2020 DIN EN 1097-2 Aggregates / Soils
BS EN 1097-3 : 1998 DIN EN 1097-3 Aggregates / Soils
BS EN 1097-5 : 2008 DIN EN 1097-5 Aggregates / Soils
BS EN 1367-2: 2009 DIN EN 1367-2 Aggregates / Soils
BS EN 933-1 : 2012 DIN EN 933-1 Aggregates / Soils
BS 1924-2:1990 BS 1924-2:2018 Asphalt / Bituminous
BS EN 12390-1: 2019 DIN EN 12390-1 Concrete / Cement
BS EN 12390-2 :2019 DIN EN 12390-2 Concrete / Cement
BS 1377- 2: 2022 BS 1377-2:2022 Geotechnical Testing
BS 1377- 9:1990 BS 1377-9:1990 Geotechnical Testing
BS EN ISO 17892 -12: DIN EN ISO17892-12 Geotechnical Testing
BS EN ISO 17892- BS EN ISO 17892- Geotechnical Testing
BS EN ISO 17892-1: BS EN ISO 17892-1:2014+A1:2022 Geotechnical Testing
BS EN ISO 17892-4: 2014 BS EN ISO 17892-4:2016 Geotechnical Testing
BS EN ISO 17892-9:2018 BS EN ISO 17892-9:2018 Clause Geotechnical Testing
BS 1377- 4:1990 BS 1377-4:1990 Temperature / Pressure
BS 1377- 5:1990 BS 1377-5:1990 Temperature / Pressure
BS 1377- 6:1990 BS 1377-6:1990 Temperature / Pressure
BS 1377- 7:1990 BS 1377-7:1990 Temperature / Pressure
BS 1377- 8:1990 BS 1377-8:1990 Temperature / Pressure
BS EN ISO 17892-10: 2018 BS EN ISO 17892-10:2018 Temperature / Pressure
BS EN ISO 17892-2: 2014 BS EN ISO 17892-2:2014 Temperature / Pressure
BS EN 12350-2: 2019 DIN EN 12350-2 Tensile / Compression / Flexural
BS EN 12390-3 :2019 DIN EN 12390-3 Tensile / Compression / Flexural
BS EN 12390-7: 2009 (Withdrawn) DIN EN 12390-7 Tensile / Compression / Flexural
BS EN 12504-1 :2019 DIN EN 12504-1 Tensile / Compression / Flexural
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