US Bridges

SH 146 NB over Uprr;market & Lefevre ST

Fair

Harris County, Texas · 1.4 MI N of Bu 146 · Structure no. 121020038913063

Built
1971
54 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
2,213 ft
6 main spans
Daily traffic
34,545
2023 count
Owner
State
State Highway Agency

About this bridge

SH 146 NB over Uprr;market & Lefevre ST is a prestressed concrete stringer/multi-beam or girder carrying SH 146 NB over Uprr;market & Lefevre ST in Harris County, Texas. It was built in 1971, so it is 54 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 34,545 vehicles a day, roughly 16% of them trucks, projected to reach 48,363 by 2042. The structure is 2,213 ft (674.5 m) long and 56 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesSH 146 NB
CrossesUprr;market & Lefevre ST
Location1.4 MI N of Bu 146
RouteState Highway 146
CountyHarris County
StateTexas
Coordinates29.73083, -94.99366
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans6 (+25 approach)
Design loadHS 20
Structure length2,213 ft (674.5 m)
Longest span104 ft (31.7 m)
Deck width56 ft (17.2 m)
Roadway width54 ft (16.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic34,545 (2023)
Projected traffic48,363 by 2042
Trucks16%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway, waterway and railroad
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 SH 146 NB over Uprr;market & Lefevre ST built?

It was built in 1971, making it 54 years old in 2025.

What condition is SH 146 NB over Uprr;market & Lefevre ST 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 September 2024.

How much traffic does SH 146 NB over Uprr;market & Lefevre ST carry?

About 34,545 vehicles per day (2023 count), of which roughly 16% are trucks.

How long is SH 146 NB over Uprr;market & Lefevre ST?

The structure is 2,213 ft (674.5 m) long with a longest span of 104 ft (31.7 m) and a deck 56 ft wide.

Who owns SH 146 NB over Uprr;market & Lefevre ST?

It is owned by the State Highway Agency.