US Bridges

US0090 over Creek

Good

St. Mary Parish, Louisiana · 2.1 MI East of LA 182 · Structure no. 035104240525541

Built
1964
61 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete
Length
29 ft
4 main spans
Daily traffic
7,885
2021 count
Owner
State
State Highway Agency

About this bridge

US0090 over Creek is a concrete culvert carrying US0090 over Creek in St. Mary Parish, Louisiana. It was built in 1964, so it is 61 years old, older than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 7,885 vehicles a day, roughly 10% of them trucks, projected to reach 8,673 by 2041. The structure is 29 ft (8.8 m) long and 70 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesUS0090
CrossesCreek
Location2.1 MI East of LA 182
RouteU.S. Route 90
Coordinates29.69218, -91.3274
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating82.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20
Structure length29 ft (8.8 m)
Longest span6 ft (1.8 m)
Deck width70 ft (21.3 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,885 (2021)
Projected traffic8,673 by 2041
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US0090 over Creek built?

It was built in 1964, making it 61 years old in 2025.

What condition is US0090 over Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2023.

How much traffic does US0090 over Creek carry?

About 7,885 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is US0090 over Creek?

The structure is 29 ft (8.8 m) long with a longest span of 6 ft (1.8 m) and a deck 70 ft wide.

Who owns US0090 over Creek?

It is owned by the State Highway Agency.