US Bridges

US0190 over Mississippi River

Poor

East Baton Rouge Parish, Louisiana · 1.1 MI W of US 61 · Structure no. 611700071000001

Built
1939
86 years old, rebuilt 1989
Condition
Poor
inspected February 2024
Type
Truss - Thru
Steel Continuous
Length
5,879 ft
5 main spans
Daily traffic
18,380
2021 count
Owner
State
State Highway Agency

About this bridge

US0190 over Mississippi River is a steel continuous truss - thru carrying US0190 over Mississippi River in East Baton Rouge Parish, Louisiana. It was built in 1939 and reconstructed in 1989, so it is 86 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 3 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.

It carries about 18,380 vehicles a day, roughly 9% of them trucks, projected to reach 20,218 by 2041. The structure is 5,879 ft (1,791.9 m) long and 88 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesUS0190
CrossesMississippi River
Location1.1 MI W of US 61
RouteU.S. Route 190
Coordinates30.50722, -91.19028
Functional classUrban Other Principal 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating19.3 US tons
Inventory rating15 US tons

Structure

Structure typeTruss - Thru
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5 (+83 approach)
Design loadHS 20
Structure length5,879 ft (1,791.9 m)
Longest span748 ft (228 m)
Deck width88 ft (26.8 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,380 (2021)
Projected traffic20,218 by 2041
Trucks9%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and railroad
CrossesHighway and waterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemYes

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$27.5 million
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was US0190 over Mississippi River built?

It was built in 1939, making it 86 years old in 2025. It was reconstructed in 1989.

What condition is US0190 over Mississippi 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 February 2024.

How much traffic does US0190 over Mississippi River carry?

About 18,380 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is US0190 over Mississippi River?

The structure is 5,879 ft (1,791.9 m) long with a longest span of 748 ft (228 m) and a deck 88 ft wide.

Who owns US0190 over Mississippi River?

It is owned by the State Highway Agency.