ABSTRACT The intersection of Jalan Riau - Jalan Kayu Manis is a three-arm unsignalized intersection in Pekanbaru City and often experiences traffic jams. The purpose of this study was to evaluate the performance of the unsignalized intersection of Riau Street - Kayu Manis Street. The method for calculating the performance of this unsignalized intersection is guided by the MKJI 1997. Based …