US Bridges

I0010 over W Pearl River

Fair

St. Tammany Parish, Louisiana · 2.1 Mi. E of I-59 · Structure no. 625204501809601

Built
1970
55 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
2,280 ft
32 main spans
Daily traffic
55,785
2021 count
Owner
State
State Highway Agency

About this bridge

I0010 over W Pearl River is a steel stringer/multi-beam or girder carrying I0010 over W Pearl River in St. Tammany Parish, Louisiana. It was built in 1970, so it is 55 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 55,785 vehicles a day, roughly 26% of them trucks, projected to reach 61,363 by 2041. The structure is 2,280 ft (694.9 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI0010
CrossesW Pearl River
Location2.1 Mi. E of I-59
RouteInterstate 10
CountySt. Tammany Parish
StateLouisiana
Coordinates30.29775, -89.7061
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.1 US tons
Inventory rating46 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans32
Design loadHS 20
Structure length2,280 ft (694.9 m)
Longest span144 ft (43.9 m)
Deck width33 ft (10.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic55,785 (2021)
Projected traffic61,363 by 2041
Trucks26%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$8.9 million
NavigationNo navigation control on waterway

Frequently asked questions

When was I0010 over W Pearl River built?

It was built in 1970, making it 55 years old in 2025.

What condition is I0010 over W Pearl 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 July 2023.

How much traffic does I0010 over W Pearl River carry?

About 55,785 vehicles per day (2021 count), of which roughly 26% are trucks.

How long is I0010 over W Pearl River?

The structure is 2,280 ft (694.9 m) long with a longest span of 144 ft (43.9 m) and a deck 33 ft wide.

Who owns I0010 over W Pearl River?

It is owned by the State Highway Agency.