US Bridges

US0090 over BNSF R.R. Bayou Blanc

Good

Acadia Parish, Louisiana · 2.1 MI East of LA 1111 · Structure no. 030100031004211

Built
2000
25 years old
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
2,220 ft
30 main spans
Daily traffic
7,162
2021 count
Owner
State
State Highway Agency

About this bridge

US0090 over BNSF R.R. Bayou Blanc is a prestressed concrete continuous stringer/multi-beam or girder carrying US0090 over BNSF R.R. Bayou Blanc in Acadia Parish, Louisiana. It was built in 2000, so it is 25 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 7,162 vehicles a day, roughly 13% of them trucks, projected to reach 7,878 by 2041. The structure is 2,220 ft (676.7 m) long and 47 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesUS0090
CrossesBNSF R.R. Bayou Blanc
Location2.1 MI East of LA 1111
RouteU.S. Route 90
CountyAcadia Parish
StateLouisiana
Coordinates30.23074, -92.3224
Functional classRural 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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80 US tons
Inventory rating47 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans30
Design loadHS 20
Structure length2,220 ft (676.7 m)
Longest span134 ft (40.8 m)
Deck width47 ft (14.3 m)
Roadway width43 ft (13.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,162 (2021)
Projected traffic7,878 by 2041
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed9.9 mi (16 km)
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 over BNSF R.R. Bayou Blanc built?

It was built in 2000, making it 25 years old in 2025.

What condition is US0090 over BNSF R.R. Bayou Blanc 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 February 2024.

How much traffic does US0090 over BNSF R.R. Bayou Blanc carry?

About 7,162 vehicles per day (2021 count), of which roughly 13% are trucks.

How long is US0090 over BNSF R.R. Bayou Blanc?

The structure is 2,220 ft (676.7 m) long with a longest span of 134 ft (40.8 m) and a deck 47 ft wide.

Who owns US0090 over BNSF R.R. Bayou Blanc?

It is owned by the State Highway Agency.