- This material must comply with the requirements of Table A2.4.
Table A2.4 Performance criteria for surface infill material
Material type Not Applicable Thermoset resin Permanent deformation resistance Wheel tracking to BS EN 12697-22 (Small device, Procedure A at 60°C) WTRAIR15,0 and RDAIR7,0 Tensile bond strength Tensile bond tested in accordance with appendix J in TRL report 176 ≥ 0.75 MPa Elongation BS EN ISO 527-1 & 3 – Plastics – determination of tensile properties > 150% Initial skid resistance on application Skid resistance (SRV) by the pendulum method BS EN 13036-4: 2003 using the narrow slider with measurements on scale C > 60 SRV Retained skid resistance Skid resistance (SRV) by the pendulum method BS EN 13036-4 using the narrow slider with measurements on scale C > 50 SRV Initial texture depth Determined by the draft linear sand patch test > 1.5 mm* * Not applicable for footways and footpaths.
- Alternative materials may be proposed for infill of micro trenching. This must be supported by a track record of use and a Product Acceptance Scheme accreditation. Otherwise, materials must follow A9 for approval.