Izikhungo ku Portland vula SW Durham Rd ube nesilinganiso esimaphakathi — 4.8 (ngokwezilinganiso zomsebenzisi Mapich).
SW Durham Rd, Portland ezitholakele — ijimi, umkhandi wezikhiye.
Le datha ikhiqizwa kusetshenziswa izihlungi zangokwezifiso ezisuselwe kukho 2 Izinkampani, eyethulwe kuleli khasi.