Low clearance bridges in St. Tammany Parish, Louisiana

6 spots where an interstate or US highway in St. Tammany Parish has less than 16 ft of clearance, lowest first. The lowest is 14 ft 6 in on US-90, US 90. 2 are under 15 ft.

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

Map of St. Tammany Parish, Louisiana with a pin on each low spot.
Hover a pin to read it, tap it to find it in the list. © Mapbox © OpenStreetMap
ClearanceWhereHighway
14 ft 6 inOver West Pearl River · US 90 · MapUS-90
14 ft 11 inOver East Pearl River · US 90 · MapUS-90
15 ft 8 inUnder I-10 · 1.5 mi S of I-12 · MapUS-190
15 ft 9 inUnder I-10 · 1 mi N of US 190-B · MapUS-190
15 ft 11 inUnder Dixie Ranch Road · 4.2 M E of LA 434 · MapI-12
15 ft 11 inUnder Airport Road · 6.2 M E of LA 434 · MapI-12