This story is free to read. TRAFFIC ALERT: Overturned 18-wheeler blocking I-24 West traffic-alert-overturned-18-wheeler-blocking-i-24- traffic-alert-overturned-18-wheeler-blocking-i-24- By Staff Report January 31, 2014 1 min read An overturned 18-wheeler is blocking I-24 West, with all traffic being diverted to Exit 175, Cummings Hwy. An overturned 18-wheeler is blocking I-24 West, with all traffic being diverted to Exit 175, Cummings Hwy. Watch a live traffic map here.