Iretshurenti v Concord ube nesilinganiso esimaphakathi — 4.3 (ngokwezilinganiso zomsebenzisi Mapich).
Sithole iretshurenti Concord emigwaqweni elandelayo: Monument Blvd, Concord Ave, Port Chicago Hwy, Colfax St, Diamond Blvd, Oak Grove Rd, Willow Pass Rd, Clayton Rd, Treat Blvd
Le datha ikhiqizwa kusetshenziswa izihlungi zangokwezifiso ezisuselwe kukho 12 Izinkampani, eyethulwe kuleli khasi.