US Bridges

US 90 WB over Lnva Canal

Fair

Jefferson County, Texas · 3.4 MI E of SH 326 · Structure no. 201240002806037

Built
1922
103 years old, rebuilt 1939
Condition
Fair
inspected May 2024
Type
Slab
Concrete
Length
100 ft
5 main spans
Daily traffic
10,167
2022 count
Owner
State
State Highway Agency

About this bridge

US 90 WB over Lnva Canal is a concrete slab carrying US 90 WB over Lnva Canal in Jefferson County, Texas. It was built in 1922 and reconstructed in 1939, so it is 103 years old, older than the Texas average of 44.4 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 10,167 vehicles a day, roughly 16% of them trucks, projected to reach 5,180 by 2031. The structure is 100 ft (30.5 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 90 WB
CrossesLnva Canal
Location3.4 MI E of SH 326
RouteU.S. Route 90
StateTexas
Coordinates30.04562, -94.35015
Functional classRural Principal Arterial - Other

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48 US tons
Inventory rating29 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadH 15
Structure length100 ft (30.5 m)
Longest span22 ft (6.7 m)
Deck width44 ft (13.3 m)
Roadway width37 ft (11.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,167 (2022)
Projected traffic5,180 by 2031
Trucks16%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 90 WB over Lnva Canal built?

It was built in 1922, making it 103 years old in 2025. It was reconstructed in 1939.

What condition is US 90 WB over Lnva Canal 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 May 2024.

How much traffic does US 90 WB over Lnva Canal carry?

About 10,167 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is US 90 WB over Lnva Canal?

The structure is 100 ft (30.5 m) long with a longest span of 22 ft (6.7 m) and a deck 44 ft wide.

Who owns US 90 WB over Lnva Canal?

It is owned by the State Highway Agency.