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Sri Ramayanti
Civil Engineering Master Program, Faculty of Engineering, Universitas Andalas, Padang, Indonesia
Civil Engineering, Building, Construction & Architecture Engineering Transportation

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Vehicles Speed in Platoon, Case Study Padang - Bukittinggi Road Sri Ramayanti; Bayu Martanto Adji; yosritzal yosritzal; Hendra Gunawan
Jurnal Rekayasa Sipil (JRS-Unand) Vol 17, No 1 (2021)
Publisher : Civil Engineering Departement, Andalas University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25077/jrs.17.1.97-107.2021

Abstract

The increase in vehicle ownership number will affect the increase in traffic flow, which will usually result in congestion on the road network. This phenomenon causes vehicles to tend to travel close to one another (platoon). Characteristics used in describing the platoon phenomenon are the distance between vehicles (headway), average speed, and the number of vehicles in the platoon. This study is to analyzes the effect of variations in the leader and platoon length on vehicle speed. This research was conducted on Padang – Bukittinggi Road. Based on the Decree of the Minister of PUPR No: 248/KPTS/M/2015, Padang - Bukittinggi Road is categorized as a primary arterial road. This research used the primary data, a field survey, by recording vehicle traffic flow (traffic platoon) for two days. A distance of 50 meters is taken to determine the speed, and the time is measured with a stop program. The average headway on weekdays is 1.32 seconds and on holidays is 1.47 seconds. The size of the platoon and the type of platoon leader have a significant effect on the average speed of the vehicle in the platoon if the headway is  ≤ 2 seconds. At the addition of one vehicle in the platoon, which can change the vehicle's average speed, follows the equation y = -4.30x + 67.09.
Co-Authors Bayu Martanto Adji Gunawan, Hendra Yosritzal, Yosritzal