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The Application of Road Safety Audit on Motorways Thailand

Sakchai Rakkarn 1, Tassana Boonyoo 2, Bhawat Chaichannawatik 3, Chalat Tipakornkiat 4, and Pramuk Prabjabok 5
1. Graduate School, Kasem Bundit University, Bangkok, Thailand
2. Traffic and Transport Development and Research Center (TDRC), King Mongkut’s University of Technology Thonburi, Bangkok, Thailand
3. Department of Civil Engineering, Faculty of Engineering, Kasem Bundit University, Bangkok, Thailand
4. Department of Civil Engineering, Faculty of Engineering, Rachamankala University of Technology Srivijaya, Songkhla
5. Autrans, Co.,Ltd. , Bangkok, Thailand

Abstract— Road Safety Audit (RSA) is the formal process of assessment for a safer road by an independent, multidisciplinary experts. This article shows an application of RSA on Inter City Motorway Route No. 7 (Bangkok - Chonburi) and No. 9 (Outer Bangkok Ring Road from Bang Pa In to Bang Plee). Safety problems were found and grouped on 9 main topics. They were 1) Alignment and Cross-Section, 2) Drainage, 3) Signs, 4) Markings and delineation, 5) Roadside Hazards, 6) Pavement, 7) Lighting, 8) Auxiliary lanes and 9) Others. According to the problems, the Inter City Motorway Divisions, Department of Highways had pay attention and adopted the corrections to obtain a safer driving for motorway users. 
 
Index Terms— road safety audit, inter city motorway, safer road, accident prevention

Cite: Sakchai Rakkarn, Tassana Boonyoo, Bhawat Chaichannawatik, Chalat Tipakornkiat, Pramuk Prabjabok, "The Application of Road Safety Audit on Motorways Thailand," International Journal of Structural and Civil Engineering Research, Vol. 8, No. 3, pp. 270-276, August 2019. doi: 10.18178/ijscer.8.3.270-276

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