Schedule of Accreditation issued by United Kingdom Accreditation Service 2 Pine Trees, Chertsey Lane, Staines-upon-Thames, TW18 3HR, UK

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1 Laboratory locations: Schedule of Accreditation 2 Pine Trees, Chertsey Lane, Staines-upon-Thames, TW18 3HR, UK Unit 1 Glovers Court Burymead Rd Hitchin Hertfordshire 1RT Contact: Mr J Charlesworth Tel: +44 (0) Fax: +44 (0) Website: below s covered by the organisation and their relevant activities details Activity code Address Unit 1 Glovers Court Burymead Rd Hitchin Hertfordshire 1RT Local contact Mr J Charlesworth Testing: Aggregates: Physical tests Asphalt, bitumen, tar, pitch & bituminous materials: Physical tests Concrete hardened: Physical tests Soils: Physical tests Address Unit 2 Union Park Bircholt Road Maidstone 9XT United Kingdom Local contact Mr K Loganathan Testing: Aggregates: Physical Tests Asphalt, bitumen, tar, pitch & bituminous materials: Mechanical tests; physical tests Address Heathrow Airport Airside Laboratory Local contact Mr K Loganathan Testing: Aggregates: Physical Tests Asphalt, bitumen, tar, pitch & bituminous materials: Mechanical tests; physical tests Assessment Manager: AD Page 1 of 9

2 activities performed away from the locations listed above: details Activity code All locations suitable for the activities listed Contact: Mr J Charlesworth Aggregates: Sampling Asphalt, bitumen, tar, pitch & bituminous materials: Sampling; physical tests BINDER DISTRIBUTORS for road surfacing: Physical tests Road pavement surfaces: Physical tests Concrete fresh: Sampling, Physical tests Soils; Physical tests, Mechanical tests Assessment Manager: AD Page 2 of 9

3 DETAIL OF ACCREDITATION AGGREGATES Sampling stockpiles of fine aggregates by hand BS EN 932-1:1997 Sampling stockpiles of coarse aggregates by hand BS EN 932-1:1997 Particle size distribution - sieving method BS EN 933-1:2012 Water content BS EN :2008 Polished stone value BS EN :2009 BINDER DISTRIBUTORS for road surfacing Rate of spread of binder BS EN :2002 BITUMINOUS MATERIALS Needle penetration - 25 o C BS EN 1426:2007 Softening point - ring and ball method BS EN 1427:2007 Bitumen recovery: rotary evaporator BS EN :2013 BITUMINOUS MIXTURES for roads and other paved areas Sampling from - around the augers of the paver Sampling from workable material in heaps BS :2004 Sampling coated chippings from stockpiles BS :2004 Binder content and grading of mineral aggregate - extraction bottle method: binder determination by difference BS :2003 Percentage refusal density (PRD) BS :2005 Density of cores BS :2005 Assessment Manager: AD Page 3 of 9

4 BITUMINOUS MIXTURES for roads and other paved areas (cont d) Rate of spread of coated chippings Temperature of bituminous mixtures - in the hopper of a paver - in laid-but-not-rolled material BS 598-1:2011 BS :1990 Soluble binder content by difference, using bottle rotation machine and pressure filter BS EN :2012 Particle size distribution BS EN :2002 Maximum density - volumetric procedure Bulk density - dry - sealed specimen (wax) - saturated surface dry (SSD) - sealed specimen (foil) BS EN :2009 BS EN :2012 Bulk density BS EN : dry - saturated surface dry (SSD) B Bulk density - dry - saturated surface dry (SSD) - sealed specimen (foil) BS EN :2012 Air voids content BS EN :2003 Conventional refusal density - vibratory compaction Percentage refusal density (PRD) - vibratory compaction Temperature of bituminous mixtures - in laid-but-not-rolled material BS EN :2002 BS EN :2002 BS EN :2000 Assessment Manager: AD Page 4 of 9

5 BITUMINOUS MIXTURES for roads and other paved areas (cont d) Binder Drainage - Schellenberg method BS EN Wheeltracking (small size device procedures A - conditioned in air) BS EN :2003 Wheeltracking (small size device procedures B - conditioned in air) BS EN :2003 Stiffness - test applying indirect tension to cylindrical specimens (IT-CY) BS EN :2004 Sampling - from the material around the augers of the paver - of workable material in heaps BS EN :2001 Sampling coated chippings from stockpiles BS EN :2001 Sampling of laid and compacted materials by coring BS EN :2001 Dimensions of a specimen BS EN :2002 Specimen preparation by impact compactor Laboratory compaction of bituminous mixtures by vibratory compaction Marshall test (loads from 2 to 25 kn) BS EN :2012 BS EN :2003 BS EN :2012 Laboratory mixing BS EN :2004 Thickness of a bituminous pavement BS EN :2003 Assessment Manager: AD Page 5 of 9

6 BITUMINOUS MIXTURES for roads and other paved areas (cont d) Binder by Ignition Resistance to de-icing fluids BS EN :2012 BS EN :2013 Protocol for determining the design binder content of designed HRA surface course mixtures (loads from 2 to 25kN) BS :2015 Annex H Marshall Asphalt Mixture Design Marshall Asphalt for Airfields, Specification 13, Appendix A - July 2008 Retained Marshall Stability Test Marshall Asphalt for Airfields, Specification 13, Appendix F - July 2008 Wheel-tracking rate BS 598:Part 110:1998 Sensitivity to water Sensitivity to Fluid Resistance to permanent deformation of bituminous - Unconfined Dynamic Loading - RLAT Method for Determination of the FATIGUE characteristics of bituminous mixtures using Indirect Tensile Fatigue Temperature of bituminous mixtures - in the hopper of a paver BBA Guideline Document for the Assessment and Certification of Thin Surfacing Systems, March 2011 Appendix A.2 BBA Guideline Document for the Assessment and Certification of Thin Surfacing Systems, March 2011 Appendix A.5 BS DD 226:1996 BS DD ABF 1995 Documented In-House Method: STP1.1 Dec 08 Assessment Manager: AD Page 6 of 9

7 BITUMINOUS ROAD SURFACING In-situ density - dielectric method Documented In-House Method: No STP 7A, February 2009 and BS EN Annex I Standard Test Method for Bulk Specific Gravity and Density of Compacted Bituminous Mixtures Using Automatic Vacuum Sealing Method ASTM D6752_D6752M-11 VAC Pack CONCRETE - fresh Sampling fresh concrete - composite sample - spot sample BS EN :2009 Slump BS EN :2009 Making cubic specimens for strength tests BS EN :2009 Manufacture of test specimens of hydraulically bound mixtures using vibrating hammer compaction BS EN :2004 CONCRETE - hardened Compressive strength of cubes - including curing BS EN :2009 BS EN :2009 BS EN :2012 Density BS EN :2009 Taking cores BS EN :2009 Cored specimens - examining BS EN :2009 Cored specimens - testing in compression BS EN :2009 PAVEMENT SURFACES Measurement of texture depth by the sand-patch method BS :2000 Measurement of pavement surface macrotexture depth using a volumetric patch BS EN :2010 Sampling of concrete by coring (vertical only) BSEN :2009 Assessment Manager: AD Page 7 of 9

8 PAVEMENT SURFACES (cont d) Measurement of surface skid resistance using the Griptester braked wheel fixed slip device, BS :2000 Surface regularity using a rolling straight-edge Specification for Highway Works, HMSO May 2001 Clause 702 SOILS for civil engineering purposes Moisture content - oven drying method Liquid limit - cone penetrometer Liquid limit - cone penetrometer - one point Plastic limit Plasticity index and liquidity index Particle size distribution - wet sieving Particle size distribution - dry sieving Dry density/moisture content relationship (2.5 kg rammer) Dry density/moisture content relationship (4.5 kg rammer) Dry density/moisture content relationship (vibrating hammer) Moisture condition value (MCV) MCV - natural moisture content Assessment Manager: AD Page 8 of 9

9 SOILS for civil engineering purposes (cont d) In-situ density - sand replacement method (small pouring cylinder) BS :1990 In-situ density - sand replacement method (large pouring cylinder) BS :1990 Vertical deformation and strength characteristics by the incremental plate loading test BS :1990 Determination of equivalent CBR value using the plate bearing test Design Guidance for Road Pavement Foundations Interim Advice Note 73/06 Dynamic Cone Penetration Specification for Highway Works: Design Guidance for Road Pavement Foundations Interim Advice Note 73/06 rev1 Standard Test Method for In- Place Estimation of Density and Water Content of Soil and Aggregate by Correlation with Complex Impedance Method ASTM D a In-situ Density and Moisture Content using an Electromagnetic Density Gauge ASTM D7830/D7830M-13 In-situ density - core cutter method BS :1990 END Assessment Manager: AD Page 9 of 9

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