La0506 over Black Bayou

Fair Condition73 years old306 vehicles/day

Location

StateLouisiana
CountyCaldwell
Location.4 Mi West Of US 165
CarriesLa0506
CrossesBlack Bayou
Coordinates31.97828, -92.16850

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure5 (Fair)
Substructure5 (Fair)
Channel/Waterway7 (Good)
Scour Critical3 — Scour critical

Physical Characteristics

MaterialWood or Timber
DesignStringer/Multi-beam
Total Length78.1 ft (23.8 m)
Max Span19.0 ft (5.8 m)
Deck Width23.6 ft (7.2 m)
Deck Area171.4 sq m
Main Spans4
Year Built1953

Traffic

Avg Daily Traffic306 (2021)
Truck Traffic15%
Lanes On Bridge2

Inspection & Ownership

Last Inspection323
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number581103450307251

Nearby Bridges

La0506 over Creek 0.1 mi Fair La0506 over Creek 0.2 mi Fair Us0165 over Little Black Bay 0.4 mi Good Us0165 over Little Black Bayou 0.4 mi Fair La0506 over Little Black Bayou 0.4 mi Good Us0165 over Black Bayou 0.5 mi Good Us0165 over Black Bayou 0.5 mi Good Us0165 over Black Bayou Relief 0.7 mi Fair Us0165 over Black Bayou Relief 0.7 mi Good La0506 over Creek 0.8 mi Good