US Bridges

I0010 over LA 1 UPRR Leblanc RD

Fair

West Baton Rouge Parish, Louisiana · I0010 · Structure no. 616104500812326

Built
1968
57 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
1,044 ft
16 main spans
Daily traffic
18,560
2021 count
Owner
State
State Highway Agency

About this bridge

I0010 over LA 1 UPRR Leblanc RD is a steel stringer/multi-beam or girder carrying I0010 over LA 1 UPRR Leblanc RD 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 5 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 1,044 ft (318.2 m) long and 26 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI0010
CrossesLA 1 UPRR Leblanc RD
LocationI0010
RouteInterstate 10
CountyWest Baton Rouge Parish
StateLouisiana
Coordinates30.44041, -91.20825
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating35.1 US tons
Inventory rating26.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans16
Design loadHS 20
Structure length1,044 ft (318.2 m)
Longest span100 ft (30.5 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 and railroad
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 UPRR Leblanc RD built?

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

What condition is I0010 over LA 1 UPRR Leblanc RD 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 UPRR Leblanc RD carry?

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

How long is I0010 over LA 1 UPRR Leblanc RD?

The structure is 1,044 ft (318.2 m) long with a longest span of 100 ft (30.5 m) and a deck 26 ft wide.

Who owns I0010 over LA 1 UPRR Leblanc RD?

It is owned by the State Highway Agency.