US Bridges

IH 10 over SH 146

Good

Chambers County, Texas · IH 10 @ SH 146 · Structure no. 200360050802328

Built
2000
25 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
348 ft
3 main spans
Daily traffic
84,431
2022 count
Owner
State
State Highway Agency

About this bridge

IH 10 over SH 146 is a prestressed concrete stringer/multi-beam or girder carrying IH 10 over SH 146 in Chambers County, Texas. It was built in 2000, so it is 25 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 84,431 vehicles a day, roughly 22% of them trucks, projected to reach 103,010 by 2033. The structure is 348 ft (106.1 m) long and 119 ft wide.

CarriesIH 10
CrossesSH 146
LocationIH 10 @ SH 146
RouteInterstate 10
StateTexas
Coordinates29.82158, -94.89914
Functional classUrban Principal Arterial - Interstate

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 inspectionJune 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length348 ft (106.1 m)
Longest span124 ft (37.8 m)
Deck width119 ft (36.2 m)
Roadway width114 ft (34.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic84,431 (2022)
Projected traffic103,010 by 2033
Trucks22%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 IH 10 over SH 146 built?

It was built in 2000, making it 25 years old in 2025.

What condition is IH 10 over SH 146 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 June 2024.

How much traffic does IH 10 over SH 146 carry?

About 84,431 vehicles per day (2022 count), of which roughly 22% are trucks.

How long is IH 10 over SH 146?

The structure is 348 ft (106.1 m) long with a longest span of 124 ft (37.8 m) and a deck 119 ft wide.

Who owns IH 10 over SH 146?

It is owned by the State Highway Agency.