1 Pave Testing UK MLS SA International manufacturing

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Pave. Testing UK – MLS SA International manufacturing and servicing (TIPTOP China Limited - China) • Pave. Testing – MLS video

Basic Pave®MLS Specifications Wheel Carriages Full load test section length Tyre footprint length Traffic Wheel width Trafficking width (lateral traffic width) Lateral Traffic Load Distribution # mm mm Wheel description and configuration Tyres Pave®MLS 11 4 wheel bogies 1070 1420 80 80 - 230 (0 to ± 75 wander) Gaussian or channelised single Vredestein 6 ply pneumatic – 300 mm diameter Tyre pressure Wheel load Wheel suspension and load control k. Pa k. N Wheel velocity Nominal maximum wheel passes Rut depth (max) Noise level Fabrication unit Life span of structural frame Expected fatigue of bogie frames measured in machine load cycles Mass MLS dimensions m/s #/h mm d. B 560 - 800 1. 9 - 2. 9 Constant Load - Mechanical Spring 0. 5 to 2. 5 7200 10 - Pave®MLS 66/69 6 wheel bogies 6600/6900 7600 590 - 1 600 (0 to ± 500 mm wander) Gaussian, step function, channelised or any user definable distribution dual / super single/ aircraft Goodyear 285/70 R 19. 5 and Goodyear 305/70 R 22. 5 and super single 495/45 R 22. 5 or H 40 x 14 aircraft 500 - 1000 40 - 75 Costant load - Pneumatic Hydraulic 1. 5 to 6 6000 40 85 at 7. 2 m Metric system 30 Years subject to normal wear and tear. 100 million # kg m Pave®MLS 30/33 4 wheel bogies 3000/3300 4000 700 2. 7 L x 0. 7 W x 1. 2 H 39, 000 11. 2 L x 2. 6 W x 3. 1 H 46, 000 14. 8 L x 2. 6 W x 3. 1 H

Pave®MLS Advantages • • • 12 times faster: up to 22 km/h + up to 6 wheel bogies Movable, Self-walking, for indoor and outdoors Wandering test LIM technology - Linear Induction Motors Low cost running and maintenance

Global MLS Users Total 35 units Total 100, 000+ loadings

Relational / Technical support • Relational / Technical support University of Pretoria, South Africa Acknowledgement: Fred Hugo & Johan Muller

2016 • APT 2016 conference, Costa Rica • More than 8 papers High Temperature Deformation Validating Efficiency of Reinforcement Grids Comparative Evaluation (WMA) Non-Destructive Pavement Structural Analysis HMA Resistance to Reflective Cracking Using Geo-composites Performance of UV Irradiation Aged Asphalt Mixtures Bearing Capacity of Standard Pavements Effects of Surface Condition on Non-uniform Contact Stresses

Standards • South Africa - SANS series of Civil engineering test methods SANS 3001 -PD 1: 2015 Edition 1 Determination of permanent deformation and moisture sensitivity in asphalt mixes with the MMLS 3 accepted for publication

Programs • VTI – Blacksburg VA: Collaborative research project (scaled MLS 11 & f-s APT) completed & reported • Texas: MLS 11 testing on sections for evaluating skid resistance evaluation (Pecos, Texas) • South Africa: Commercial evaluation of pavements as per standard testing protocols - > 70 tests/year

2017 • Southeast University & JSTI Group, China: New MLS 66 & MLS 11 completed installation in May 2017. Planned to evaluate fatigue life of typical asphalt pavements with Cement Treated Base (CTB). Also maintenance options.

2017 • Changsha University of Science & Technology, China: New MLS 69 is arriving in Changsha December 2017. New laboratory has been ready for MLS 69 arrival.

MLSUG Full-scale SEU & JSTI Liaoning EMPA Changsha BASt Tongji

MLSUG 1/3 scale Out of China JSTI Tongji Guangdong Changsha

MLSUG Worldwide – Belt and Road and in China – 15 Users, 20 Units • MLS 66/69 full scale system users (4 units): Tongji University Liaoning Transportation Research Institute SEU & JSTI Changsha University of Science & Technology Tongji University x 2 Chang’an University Changsha University of Science & Technology Chongqing Jiaotong University Inner Mongolian Agricultural University Hebei University of Technology Southeast University & JSTI RIOH of MOC Shanxi Transportation Research Institute Liaoning Transportation Research Institute Heilongjiang Transportation Research Institute Yunnan Highway Science Technology Institute Yunnan Jiaotong College Guangdong Hualu Transportation Technology Co. , Ltd. • MLS 11 1/3 scale system users (15 units):

MLSCUG- MLS Chinese User Group • How to get same testing results by different MLS users? • How to compare Full Scale and 1/3 Scale MLS systems results? • How to improve communication and co-operation between MLS users? • How to share papers each other? • How to calibrate the MLS systems? • How to get latest APT news and trends in the world? • How to develop Chinese testing standards for MLS system? • Answer: MLS Chinese User Group (MLSCUG)

MLSCUG- MLS Chinese User Group • Sponsor and Organization: TIPTOP China Limited, also as servicing supplier • We. Chat Group - MLSCUG (MLS Chinese User Group) • MLS User Group Meeting every quarter • Main participators: all F-S MLS users • Activity participators: all MLS users • Potential participators: all interested and potential MLS users, other APT equipment users • Suggestions?

MLSCUG established at 1 st WTC • MLSCUG- MLS Chinese User Group established at 1 st WTC in Beijing China on June 6 th 2017.

Suggestions and Questions? Thank you! 张玮 Wayne Zhang Mobile & We. Chat: +86 -1381739 E-mail: wayne@tiptoptest. com MLS Systems (Pty) Ltd Pave. Testing Ltd: www. pavetesting. com TIPTOP China Ltd: www. tiptoptest. com 卓 致 力 天 中 国 有 限 公 司 400 -633 -0508