US Bridges

US0090 over B Crocodile

Fair

St. Charles Parish, Louisiana · 1.0 MI East of LA 306 · Structure no. 024500050805821

Built
1965
60 years old
Condition
Fair
inspected April 2024
Type
Culvert
Concrete
Length
32 ft
3 main spans
Daily traffic
20,956
2021 count
Owner
State
State Highway Agency

About this bridge

US0090 over B Crocodile is a concrete culvert carrying US0090 over B Crocodile in St. Charles Parish, Louisiana. It was built in 1965, so it is 60 years old, older than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 20,956 vehicles a day, roughly 10% of them trucks, projected to reach 23,051 by 2041. The structure is 32 ft (9.8 m) long and 110 ft wide.

CarriesUS0090
CrossesB Crocodile
Location1.0 MI East of LA 306
RouteU.S. Route 90
Coordinates29.88133, -90.4288
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38.6 US tons
Inventory rating29.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span10 ft (3 m)
Deck width110 ft (33.5 m)
Roadway width8 ft (2.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,956 (2021)
Projected traffic23,051 by 2041
Trucks10%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$205,000
NavigationNo navigation control on waterway

Frequently asked questions

When was US0090 over B Crocodile built?

It was built in 1965, making it 60 years old in 2025.

What condition is US0090 over B Crocodile in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2024.

How much traffic does US0090 over B Crocodile carry?

About 20,956 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is US0090 over B Crocodile?

The structure is 32 ft (9.8 m) long with a longest span of 10 ft (3 m) and a deck 110 ft wide.

Who owns US0090 over B Crocodile?

It is owned by the State Highway Agency.