Evaluasi Kinerja U-Turn Pada Bukaan Median Ruas Jalan KH. Wahid Hasyim 5 Ulu Kota Palembang

Abstract

One of the road completeness facilities that is a source of congestion is the median road with openings for a U turn, especially on Jalan KH Wahid Hasyim 5 ulu Palembang. This is due to the increasing growth in the number of vehicles that has not been balanced with th length of the existing road. It is necessary to evaluate the size of the turning radius at the median of the road with openings so that it is known whether the facility meets the requirements or not, and also analysis the turning time and travel time of the vehicle so that it can be done to overcome congestion. The method used to analysis and evaluate is the geometric condition of the road, the value of the turning radius in field, the turning time and the travel time of the vehicle. The results of calculations and analysis obtained the value of the turning radius with the planned vehicle, namely a passenger car with position 1 which is 722 cm and for position 2 which is 755 cm. Meanwhile heavy vehicles for position 1 are 1144 cm and for position 2 are 1141 cm. The turned time in the field are analized which is in the range of 4-25 seconds. Vehicle travel speed during rush hour Monday in the direction of Kertapati to the Jakabaring Flyover Intersection with a travel speed of 26.55 km/hour at 06.00-08.00 WIB. As for the Jakabaring to Kertapati Flyover Intersection with a travel speed of 29.27 km/hour at 11.00-13.00 WIB. And for Sundays in the Kertapati direction to the Jakabaring Flyover Intersection with a travel speed of 27.36 km/hour at 11.00-13.00 WIB. Meanwhile, in the direction of the Jakabaring to Kertapati Flyover Intersection with a travel speed of 26.77 km/hour at 16.00-18.00 WIB. The disturbed time is caused by going to work or school, recreation, shopping and other activities.