US Bridges

SH 146 S to 330 W over SH 146 SB FR

Good

Harris County, Texas · At Int of SH 146 & S 330 · Structure no. 121020038913358

Built
2010
15 years old
Condition
Good
inspected December 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
2,067 ft
20 main spans
Daily traffic
11,880
2011 count
Owner
State
State Highway Agency

About this bridge

SH 146 S to 330 W over SH 146 SB FR is a prestressed concrete stringer/multi-beam or girder carrying SH 146 S to 330 W over SH 146 SB FR in Harris County, Texas. It was built in 2010, so it is 15 years old, younger than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 11,880 vehicles a day, roughly 9% of them trucks, projected to reach 16,640 by 2031. The structure is 2,067 ft (630 m) long and 29 ft wide.

CarriesSH 146 S to 330 W
CrossesSH 146 SB FR
LocationAt Int of SH 146 & S 330
RouteState Highway 146
StateTexas
Coordinates29.74904, -94.98457
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionDecember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans20
Design loadHL 93
Structure length2,067 ft (630 m)
Longest span115 ft (35.1 m)
Deck width29 ft (8.8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,880 (2011)
Projected traffic16,640 by 2031
Trucks9%
Lanes on structure1
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SH 146 S to 330 W over SH 146 SB FR built?

It was built in 2010, making it 15 years old in 2025.

What condition is SH 146 S to 330 W over SH 146 SB FR in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in December 2022.

How much traffic does SH 146 S to 330 W over SH 146 SB FR carry?

About 11,880 vehicles per day (2011 count), of which roughly 9% are trucks.

How long is SH 146 S to 330 W over SH 146 SB FR?

The structure is 2,067 ft (630 m) long with a longest span of 115 ft (35.1 m) and a deck 29 ft wide.

Who owns SH 146 S to 330 W over SH 146 SB FR?

It is owned by the State Highway Agency.