Izikhungo ku Chicago vula W 73rd St ube nesilinganiso esimaphakathi — 3.4 (ngokwezilinganiso zomsebenzisi Mapich).
W 73rd St, Chicago ezitholakele — ezinye izikhungo.
Le datha ikhiqizwa kusetshenziswa izihlungi zangokwezifiso ezisuselwe kukho 1 inkampani, eyethulwe kuleli khasi.