La0077 over Port Allen Lock

Poor Condition65 years old4,376 vehicles/day

Location

StateLouisiana
CountyIberville
LocationLa0077
CarriesLa0077
CrossesPort Allen Lock
Coordinates30.26834, -91.32059

Condition Ratings

Overall ConditionPoor
Deck5 (Fair)
Superstructure4 (Poor)
Substructure5 (Fair)
Channel/Waterway7 (Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialSteel
DesignMovable - Swing
Total Length386.2 ft (117.7 m)
Max Span244.1 ft (74.4 m)
Deck Width33.1 ft (10.1 m)
Deck Area1188.8 sq m
Main Spans1
Year Built1961

Traffic

Avg Daily Traffic4,376 (2021)
Truck Traffic10%
Lanes On Bridge2

Inspection & Ownership

Last Inspection324
Inspection FrequencyEvery 12 months
OwnerState Highway Agency
Historical SignificanceBridge is eligible for the National Register
Structure Number612402190107251

Nearby Bridges