US Bridges

I0010 over LA 1 Ramps

Fair

West Baton Rouge Parish, Louisiana · I0010 · Structure no. 616104500812235

Built
1968
57 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
932 ft
Daily traffic
18,560
2021 count
Owner
State
State Highway Agency

About this bridge

I0010 over LA 1 Ramps is a prestressed concrete stringer/multi-beam or girder carrying I0010 over LA 1 Ramps in West Baton Rouge Parish, Louisiana. It was built in 1968, so it is 57 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 18,560 vehicles a day, roughly 9% of them trucks, projected to reach 20,416 by 2041. The structure is 932 ft (284.1 m) long and 26 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI0010
CrossesLA 1 Ramps
LocationI0010
RouteInterstate 10
CountyWest Baton Rouge Parish
StateLouisiana
Coordinates30.43939, -91.20992
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to 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 rating41.8 US tons
Inventory rating32.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans0
Design loadHS 20
Structure length932 ft (284.1 m)
Longest span0 ft (0 m)
Deck width26 ft (7.8 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,560 (2021)
Projected traffic20,416 by 2041
Trucks9%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I0010 over LA 1 Ramps built?

It was built in 1968, making it 57 years old in 2025.

What condition is I0010 over LA 1 Ramps 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 October 2023.

How much traffic does I0010 over LA 1 Ramps carry?

About 18,560 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is I0010 over LA 1 Ramps?

The structure is 932 ft (284.1 m) long and a deck 26 ft wide.

Who owns I0010 over LA 1 Ramps?

It is owned by the State Highway Agency.