HGV Incident Prevention Project Interim Tyres Report (Final Version) Highways England Project Number: 60513940 2nd December 2016 HGV Incident Prevention Project Highways England Quality information Prepared by Checked by Approved by Patrick Reardon Daniel Bowden Geoff Clarke Graduate Consultant Principal Consultant Regional Director Revision History Revision Revision date Details Authorized Name Position 00 03/11/2016 First Draft Geoff Clarke Regional Director 01 02/12/2016 Final Report Geoff Clarke Regional Director Distribution List # Hard Copies PDF Required Association / Company Name Prepared for: Highways England AECOM | PA Consulting and Road Safety Support HGV Incident Prevention Project Highways England Prepared for: Highways England Prepared by: Patrick Reardon Graduate Consultant T: +44 (0)161 928 8227 E: [email protected] AECOM Limited AECOM House 179 Moss Lane Altrincham WA15 8FH UK T: +44(0)1619 278200 aecom.com Prepared in association with: PA Consulting and Road Safety Support © 2016 AECOM Limited. All Rights Reserved. This document has been prepared by AECOM Limited (“AECOM”) for sole use of our client (the “Client”) in accordance with generally accepted consultancy principles, the budget for fees and the terms of reference agreed between AECOM and the Client. Any information provided by third parties and referred to herein has not been checked or verified by AECOM, unless otherwise expressly stated in the document. No third party may rely upon this document without the prior and express written agreement of AECOM. Prepared for: Highways England AECOM | PA Consulting and Road Safety Support HGV Incident Prevention Project Highways England Table of Contents 1. Introduction.............................................................................................................................. 7 1.1 Background ................................................................................................................... 7 1.2 SRN Tyre Incidents ........................................................................................................ 7 1.3 Report Structure ............................................................................................................ 9 1.4 Stakeholders .................................................................................................................. 9 2. Literature Review Findings ..................................................................................................... 10 2.1 Introduction .................................................................................................................. 10 2.2 Findings ........................................................................................................................ 11 2.3 Summary of Findings ................................................................................................... 17 3. Stakeholder Consultation ....................................................................................................... 18 3.1 Introduction .................................................................................................................. 18 3.2 Operator Survey Results .............................................................................................. 18 3.3 Engagement with Other Stakeholders .......................................................................... 28 3.3.1 Tyre Manufacturers and Service Providers ................................................................... 28 3.3.2 Traffic Commissioner Consultation ............................................................................... 28 3.3.3 DVSA .......................................................................................................................... 29 3.3.4 Cheshire Police............................................................................................................ 30 3.3.5 Visit to the North West Regional Control Centre ........................................................... 31 3.4 Summary of Findings ................................................................................................... 32 4. Tyre Management .................................................................................................................. 33 4.1 Introduction .................................................................................................................. 33 4.2 Current Tyre Management Strategies ........................................................................... 34 4.2.1 Findings ....................................................................................................................... 34 4.2.2 Foreign Operators ........................................................................................................ 35 4.2.3 Industry Sectors ........................................................................................................... 35 4.2.4 Tyre Management Best Practice Examples .................................................................. 35 4.3 Tyre Checking Technology ........................................................................................... 37 4.3.1 Review of Keele Services Tyre Checking Pilot (2015) .................................................. 37 4.3.2 Highways England Plans ............................................................................................. 38 4.3.3 Tyre Checking and Vehicle Weighing Technology ........................................................ 39 4.3.4 Tyre Checking and Vehicle Weighing Equipment Potential Locations ........................... 48 5. Effects of Incorrect Loading and Overloading on Tyres ........................................................... 50 5.1 Introduction .................................................................................................................. 50 5.2 Why does incorrect weight distribution and overloading occur? .................................... 51 5.3 Effects of Incorrect Weight Distribution and Overloading............................................... 52 5.3.1 Effect on Tyres............................................................................................................. 52 5.3.2 Effect on Vehicle Controls ............................................................................................ 53 5.3.3 Effect on Infrastructure ................................................................................................. 53 5.3.4 Environmental Impact .................................................................................................. 54 5.4 Vehicle Data ................................................................................................................ 54 5.4.1 Weight in Motion (WIM) Data ....................................................................................... 54 5.4.2 DVSA Overweight Prohibition Data .............................................................................. 54 6. Hardshoulder Debris .............................................................................................................. 55 6.1 Service Provision ......................................................................................................... 55 6.1.1 Maintenance and Operational Requirements ................................................................ 55 6.1.2 Review of Changes to the Maintenance and Operational Requirements ....................... 56 6.1.3 Impact of Contract Changes ......................................................................................... 56 6.1.4 Highways England Data Analysis ................................................................................. 57 6.1.5 Relationship between Hardshoulder Debris and Tyre Failures ...................................... 57 6.2 On-Road Traffic Officers............................................................................................... 57 Prepared for: Highways England AECOM | PA Consulting and Road Safety Support HGV Incident Prevention Project Highways England 6.2.1 Role and Interaction of Traffic Officers ......................................................................... 57 6.3 Hardshoulder maintenance regimes ............................................................................. 59 6.3.1 Area 9 - Kier Feedback ................................................................................................ 59 7. Interventions .......................................................................................................................... 61 7.1 Introduction .................................................................................................................. 61 7.2 TM1 – Develop guidance for operators ......................................................................... 61 7.3 TM2 – Consult with industry ......................................................................................... 66 7.4 TM3 – Conduct pilot studies ......................................................................................... 68 7.5 TM4 – Roll out to industry ............................................................................................ 71 Appendix A – Location of Weighbridges ........................................................................................... 73 Prepared for: Highways England AECOM | PA Consulting and Road Safety Support HGV Incident Prevention Project Highways England Glossary of Terms Term(s) Definition The recommended weight to