US Bridges

I0010 over Blind River

Fair

St. James Parish, Louisiana · I0010 · Structure no. 614704501202792

Built
1975
50 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,805 ft
28 main spans
Daily traffic
29,510
2021 count
Owner
State
State Highway Agency

About this bridge

I0010 over Blind River is a prestressed concrete stringer/multi-beam or girder carrying I0010 over Blind River in St. James Parish, Louisiana. It was built in 1975, so it is 50 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 29,510 vehicles a day, roughly 28% of them trucks, projected to reach 32,461 by 2041. The structure is 1,805 ft (550.2 m) long and 40 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesI0010
CrossesBlind River
LocationI0010
RouteInterstate 10
Coordinates30.13139, -90.71842
Functional classRural 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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.9 US tons
Inventory rating39 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans28
Design loadHS 20
Structure length1,805 ft (550.2 m)
Longest span92 ft (28 m)
Deck width40 ft (12.2 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29,510 (2021)
Projected traffic32,461 by 2041
Trucks28%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I0010 over Blind River built?

It was built in 1975, making it 50 years old in 2025.

What condition is I0010 over Blind River 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 August 2024.

How much traffic does I0010 over Blind River carry?

About 29,510 vehicles per day (2021 count), of which roughly 28% are trucks.

How long is I0010 over Blind River?

The structure is 1,805 ft (550.2 m) long with a longest span of 92 ft (28 m) and a deck 40 ft wide.

Who owns I0010 over Blind River?

It is owned by the State Highway Agency.