Evaluasi Perubahan Arus Lalu Lintas Di Kota Medan (Study Kasus)

Abstract

The traffic volume in Medan is increase for each year caused by the increasing of the number of vehicles ownership. The traffic jam on the intersection of Jl. Raden Saleh-Jl. Balaikota and Jl. Putri Hijau-Jl. Perintis Kemerdekaan is one of impact of the higher growth of traffic volume and the traffic system has not yet functioned effectively. By consideration of road geometric condition, traffic volume, peripheral effect and the condition of the intersection as the commercial area, it take efforts to handle the problem by change the traffic flow. This research was conducted by field survey to get the primary and secondary data that processed as evaluation to the change of traffic flow using cross road and intersection analysis. The planning using Indonesia Road Capacity Manual (MKJI) 1997 to process the traffic data. The traffic data is collected by calculate the number of vehicles on the road during 3 days on peak hour and presented in the form of table of vehicles data and the condition of cross road caused by the traffic flow will be analyzed. Based on the results of analysis it concluded that intersection of Jl. Raden Saleh-Jl. Balaikota and Jl. Putri Hijau-Jl. Perintis Kemerdekaan has the higher value of saturation degree, in which this value higher that standard saturation degree suggested by MKJI 1997 for DS = 0,75. Based on the results analysis of the change of traffic flow, it has not yet get optimum results. The change of traffic flow is the change of two way direction to be on way direction and the change of vehicles flow