Low clearance bridges on I-17

6 spots where I-17 has less than 16 ft of clearance, in the order you drive them from south to north. The lowest is 14 ft 11 in in Arizona, 5.7 mi S Junction SR 179. 1 is under 15 ft.

Posted signs and your permit come first. These are the clearances Arizona reported to the federal National Bridge Inventory in 2025. Repaving, snow and new work can lower them.

Map of I-17 with a pin on each low spot.
Hover a pin to read it, tap it to find it in the list. © Mapbox © OpenStreetMap

Arizona · 6 under 16 ft

ClearanceWhereCounty
15 ft 8 inUnder Grant Street · 5.2 mi N of Junction I-10 · MapMaricopa County
15 ft 10 inUnder Southern Pacific Railroad · 5.4 mi N Junction I-10 · MapMaricopa County
15 ft 10 inUnder Jefferson Street · 5.6 mi N of Junction I-10 · MapMaricopa County
15 ft 11 inUnder Table Mesa Road · 11.9 mi N Junction SR 74 · MapMaricopa County
15 ft 10 inUnder FAS 529; Rock SPRG · 18.1 mi N Junction SR 74 · MapYavapai County
14 ft 11 inUnder Cornville Road · 5.7 mi S Junction SR 179 · MapYavapai County