US Bridges

US0090-W over BNSF

Good

St. Mary Parish, Louisiana · 2.5 MI East of US90 · Structure no. 035100050103901

Built
1997
28 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,735 ft
9 main spans
Daily traffic
12,788
2021 count
Owner
State
State Highway Agency

About this bridge

US0090-W over BNSF is a prestressed concrete stringer/multi-beam or girder carrying US0090-W over BNSF in St. Mary Parish, Louisiana. It was built in 1997, so it is 28 years old, younger 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 12,788 vehicles a day, roughly 9% of them trucks, projected to reach 14,066 by 2041. The structure is 1,735 ft (528.8 m) long and 73 ft wide.

CarriesUS0090-W
CrossesBNSF
Location2.5 MI East of US90
RouteU.S. Route 90
Coordinates29.68966, -91.1616
Functional classUrban Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64 US tons
Inventory rating38 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans9 (+22 approach)
Design loadHS 20
Structure length1,735 ft (528.8 m)
Longest span175 ft (53.3 m)
Deck width73 ft (22.2 m)
Roadway width70 ft (21.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,788 (2021)
Projected traffic14,066 by 2041
Trucks9%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed—
TollOn a free road
National Highway SystemNo

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-W over BNSF built?

It was built in 1997, making it 28 years old in 2025.

What condition is US0090-W over BNSF 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 March 2024.

How much traffic does US0090-W over BNSF carry?

About 12,788 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is US0090-W over BNSF?

The structure is 1,735 ft (528.8 m) long with a longest span of 175 ft (53.3 m) and a deck 73 ft wide.

Who owns US0090-W over BNSF?

It is owned by the State Highway Agency.