I0012 over La 21

Good Condition51 years old29,236 vehicles/day

Location

StateLouisiana
CountySt. Tammany
Location2.2 M E Of La 1077
CarriesI0012
CrossesLa 21
Coordinates30.44682, -90.13990

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure7 (Good)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length257.9 ft (78.6 m)
Max Span77.1 ft (23.5 m)
Deck Width42.7 ft (13 m)
Deck Area1021.8 sq m
Main Spans4
Year Built1975

Traffic

Avg Daily Traffic29,236 (2021)
Truck Traffic26%
Lanes On Bridge2
Lanes Under Bridge4

Inspection & Ownership

Last Inspection823
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number625204540406602

Nearby Bridges