US Bridges

I0010 over LA 427-ACADIAN Tw/Kcs RR

Fair

East Baton Rouge Parish, Louisiana · I0010 · Structure no. 611704501002351

Built
1964
61 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
3,068 ft
58 main spans
Daily traffic
76,350
2016 count
Owner
State
State Highway Agency

About this bridge

I0010 over LA 427-ACADIAN Tw/Kcs RR is a steel stringer/multi-beam or girder carrying I0010 over LA 427-ACADIAN Tw/Kcs RR in East Baton Rouge Parish, Louisiana. It was built in 1964, so it is 61 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 76,350 vehicles a day, roughly 9% of them trucks, projected to reach 83,985 by 2036. The structure is 3,068 ft (935.1 m) long and 43 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

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CarriesI0010
CrossesLA 427-ACADIAN Tw/Kcs RR
LocationI0010
RouteInterstate 10
CountyEast Baton Rouge Parish
StateLouisiana
Coordinates30.42508, -91.16009
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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.8 US tons
Inventory rating25.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans58
Design loadHS 20
Structure length3,068 ft (935.1 m)
Longest span108 ft (32.9 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic76,350 (2016)
Projected traffic83,985 by 2036
Trucks9%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway, waterway and railroad
Detour if closed98.8 mi (159 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$12 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I0010 over LA 427-ACADIAN Tw/Kcs RR built?

It was built in 1964, making it 61 years old in 2025.

What condition is I0010 over LA 427-ACADIAN Tw/Kcs RR 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 September 2024.

How much traffic does I0010 over LA 427-ACADIAN Tw/Kcs RR carry?

About 76,350 vehicles per day (2016 count), of which roughly 9% are trucks.

How long is I0010 over LA 427-ACADIAN Tw/Kcs RR?

The structure is 3,068 ft (935.1 m) long with a longest span of 108 ft (32.9 m) and a deck 43 ft wide.

Who owns I0010 over LA 427-ACADIAN Tw/Kcs RR?

It is owned by the State Highway Agency.