US Bridges

I0010 over Washington Street

Fair

East Baton Rouge Parish, Louisiana · I-10 West Bound Just Past · Structure no. 611700000610317

Built
1963
62 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
2,691 ft
54 main spans
Daily traffic
32,092
2021 count
Owner
State
State Highway Agency

About this bridge

I0010 over Washington Street is a steel stringer/multi-beam or girder carrying I0010 over Washington Street in East Baton Rouge Parish, Louisiana. It was built in 1963, so it is 62 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 32,092 vehicles a day, roughly 9% of them trucks, projected to reach 35,301 by 2041. The structure is 2,691 ft (820.2 m) long and 46 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesI0010
CrossesWashington Street
LocationI-10 West Bound Just Past
RouteInterstate 10
Coordinates30.4308, -91.1739
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 inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.5 US tons
Inventory rating28.9 US tons

Structure

MaterialSteel
DeckOther
Main spans54
Design loadHS 20
Structure length2,691 ft (820.2 m)
Longest span91 ft (27.7 m)
Deck width46 ft (14 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32,092 (2021)
Projected traffic35,301 by 2041
Trucks9%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I0010 over Washington Street built?

It was built in 1963, making it 62 years old in 2025.

What condition is I0010 over Washington Street 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 November 2024.

How much traffic does I0010 over Washington Street carry?

About 32,092 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is I0010 over Washington Street?

The structure is 2,691 ft (820.2 m) long with a longest span of 91 ft (27.7 m) and a deck 46 ft wide.

Who owns I0010 over Washington Street?

It is owned by the State Highway Agency.