Bs 594987:2007 Asphalt For Roads And Other Paved Areas – Specification For Transport, Laying And Compaction And Type Testing Protocols

BS 594987:2007 Licensed copy:PONTYPRIDD COLLEGE, 05/01/2008, Uncontrolled Copy, © BSI BRITISH STANDARD Asphalt for roads and other paved areas – Specification for transport, laying and compaction and type testing protocols ICS 93.080.20 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW BS 594987:2007 Publishing and copyright information The BSI copyright notice displayed in this document indicates when the document was last issued. © BSI 2007 ISBN 978 0 580 50778 6 The following BSI references relate to the work on this standard: Committee reference B/510/1 Draft for comment 07/30154860 DC Publication history First published June 2007 Amendments issued since publication Licensed copy:PONTYPRIDD COLLEGE, 05/01/2008, Uncontrolled Copy, © BSI Amd. no. Date Text affected BS 594987:2007 Contents Foreword iii Licensed copy:PONTYPRIDD COLLEGE, 05/01/2008, Uncontrolled Copy, © BSI 1 2 3 4 5 6 7 8 9 10 Scope 1 Normative references 1 Terms and definitions 3 Transport, delivery and discharge 3 Preparatory works at the laying site 4 Laying 9 Chipping of hot rolled asphalt 16 Texture depth 17 Compaction 18 Opening to traffic 25 Annexes Annex A (informative) Recommended delivery and rolling temperatures for recipe asphalt concrete, HRA and SMA to BS EN 13108 26 Annex B (informative) Approximate rates of spread of asphalt 27 Annex C (informative) Protocol for determining void content of dense base and binder AC mixtures conforming to BS EN 13108-1 from trial strips for the purposes of type testing to BS EN 13108-20 28 Annex D (informative) Protocol for determining resistance to permanent deformation of binder course and base asphalt mixtures conforming to BS EN 13108-1 (asphalt concrete) from trial strips for the purposes of type testing conforming to BS EN 13108-20 30 Annex E (informative) Protocol for determining void content and stiffness of EME 2 base and binder AC mixtures conforming to BS EN 13108-1 from trial strips for the purposes of type testing conforming to BS EN 13108-20 32 Annex F (informative) Protocol for determining void content, binder volume and resistance to permanent deformation of performancerelated surface course HRA mixtures conforming to BS EN 13108-4 from trial strips for the purposes of type testing conforming to BS EN 13108-20 35 Annex G (informative) Protocol for determining void content and resistance to permanent deformation of SMA binder course and regulating courses to BS EN 13108-5 from trial strips for the purposes of type testing to BS EN 13108-20 38 Annex H (informative) Protocol for determining the design binder content of designed HRA surface course mixtures to BS EN 13108-4 41 Annex I (normative) Protocol for calibrating and operating indirect density gauges 46 Bibliography 47 List of figures Figure C.1 – Spacing of cores 30 Figure E.1 – Spacing of cores 34 Figure F.1 – Spacing of cores 37 Figure G.1 – Spacing of cores 40 Figure H.1 – Example of mixture design (Figure 7 from BS 598-107:2004) 45 © BSI 2007 • i Licensed copy:PONTYPRIDD COLLEGE, 05/01/2008, Uncontrolled Copy, © BSI BS 594987:2007 List of tables Table 1 – Recommended target rates of application of tack coat in kg/m2 of residual bitumen for newly laid asphalt – New construction 8 Table 2 – Recommended target rates of application of tack coat in kg/m2 of residual bitumen for existing surfaces – Maintenance 8 Table 3 – Recommended target rates of application of bond coat in kg/m2 of residual binder for newly laid asphalt – New construction 8 Table 4 – Recommended target rates of application of bond coat in kg/m2 of residual binder for existing surfaces – Maintenance 8 Table 5 – Recommended target rates of application of bond coat in kg/m2 of residual binder for im