US Bridges

US0090 over West Pearl River

PoorClosed to traffic

St. Tammany Parish, Louisiana · US0090 · Structure no. 625200060705291

Built
1933
92 years old
Condition
Poor
inspected April 2024
Type
Movable - Lift
Steel
Length
570 ft
3 main spans
Daily traffic
1,215
2021 count
Owner
State
State Highway Agency

About this bridge

US0090 over West Pearl River is a steel movable - lift carrying US0090 over West Pearl River in St. Tammany Parish, Louisiana. It was built in 1933, so it is 92 years old, older than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 0 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: closed to all traffic.

It carries about 1,215 vehicles a day, roughly 11% of them trucks, projected to reach 1,336 by 2041. The structure is 570 ft (173.7 m) long and 28 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

Open in Google Maps
CarriesUS0090
CrossesWest Pearl River
LocationUS0090
RouteU.S. Route 90
CountySt. Tammany Parish
StateLouisiana
Coordinates30.23118, -89.66886
Functional classRural Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure0 FailedOut of service and beyond corrective action.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusClosed to all traffic
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating30 US tons
Inventory rating23.3 US tons

Structure

Structure typeMovable - Lift
MaterialSteel
DeckConcrete, cast-in-place
Main spans3 (+14 approach)
Design loadH 15
Structure length570 ft (173.7 m)
Longest span110 ft (33.5 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck15 ft (4.4 m)

Traffic and service

Average daily traffic1,215 (2021)
Projected traffic1,336 by 2041
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2.3 million
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was US0090 over West Pearl River built?

It was built in 1933, making it 92 years old in 2025.

What condition is US0090 over West Pearl River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does US0090 over West Pearl River carry?

About 1,215 vehicles per day (2021 count), of which roughly 11% are trucks.

How long is US0090 over West Pearl River?

The structure is 570 ft (173.7 m) long with a longest span of 110 ft (33.5 m) and a deck 28 ft wide.

Who owns US0090 over West Pearl River?

It is owned by the State Highway Agency.