US Bridges

US0090 over E Middle Pearl River

PoorClosed to traffic

St. Tammany Parish, Louisiana · 3 Miles East of US 190 · Structure no. 625200060707701

Built
1933
92 years old
Condition
Poor
inspected December 2024
Type
Truss - Thru
Steel
Length
582 ft
3 main spans
Daily traffic
1,215
2021 count
Owner
State
State Highway Agency

About this bridge

US0090 over E Middle Pearl River is a steel truss - thru carrying US0090 over E Middle 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 1 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 582 ft (177.4 m) long and 28 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesUS0090
CrossesE Middle Pearl River
Location3 Miles East of US 190
RouteU.S. Route 90
Coordinates30.23685, -89.63
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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure1 Imminent FailureMajor deterioration or section loss present in critical structural components. Bridge is closed to traffic but corrective action may put it back in light service.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 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 alignment7: Better than present minimum criteria
Operating rating18.2 US tons
Inventory rating14.3 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans3 (+12 approach)
Design loadH 15
Structure length582 ft (177.4 m)
Longest span80 ft (24.4 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

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 closed19.9 mi (32 km)
TollOn a free road
National Highway SystemNo

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$2.4 million
NavigationNo navigation control on waterway

Frequently asked questions

When was US0090 over E Middle Pearl River built?

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

What condition is US0090 over E Middle 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 December 2024.

How much traffic does US0090 over E Middle Pearl River carry?

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

How long is US0090 over E Middle Pearl River?

The structure is 582 ft (177.4 m) long with a longest span of 80 ft (24.4 m) and a deck 28 ft wide.

Who owns US0090 over E Middle Pearl River?

It is owned by the State Highway Agency.