Izikhungo ku Tucson vula W 6th St ube nesilinganiso esimaphakathi — 2.2 (ngokwezilinganiso zomsebenzisi Mapich).
W 6th St, Tucson ezitholakele — ezinye izikhungo.
Le datha ikhiqizwa kusetshenziswa izihlungi zangokwezifiso ezisuselwe kukho 2 Izinkampani, eyethulwe kuleli khasi.