Izikhungo ku Birmingham vula Highway 280S ube nesilinganiso esimaphakathi — 4.1 (ngokwezilinganiso zomsebenzisi Mapich).
Highway 280S, Birmingham ezitholakele — isitolo sobucwebe.
Le datha ikhiqizwa kusetshenziswa izihlungi zangokwezifiso ezisuselwe kukho 1 inkampani, eyethulwe kuleli khasi.