US Bridges

IH 10 over San Bernard River

Good

Austin County, Texas · 8.90 MI W of SH 36 · Structure no. 130080027102791

Built
2021
4 years old
Condition
Good
inspected January 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
760 ft
8 main spans
Daily traffic
39,831
2020 count
Owner
State
State Highway Agency

About this bridge

IH 10 over San Bernard River is a prestressed concrete box beam or girders - multiple carrying IH 10 over San Bernard River in Austin County, Texas. It was built in 2021, so it is 4 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 39,831 vehicles a day, roughly 32% of them trucks, projected to reach 79,662 by 2040. The structure is 760 ft (231.6 m) long and 126 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIH 10
CrossesSan Bernard River
Location8.90 MI W of SH 36
RouteInterstate 10
StateTexas
Coordinates29.74826, -96.29713
Functional classRural 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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable 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

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans8
Design loadHL 93
Structure length760 ft (231.6 m)
Longest span100 ft (30.5 m)
Deck width126 ft (38.4 m)
Roadway width120 ft (36.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic39,831 (2020)
Projected traffic79,662 by 2040
Trucks32%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 10 over San Bernard River built?

It was built in 2021, making it 4 years old in 2025.

What condition is IH 10 over San Bernard River 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 January 2023.

How much traffic does IH 10 over San Bernard River carry?

About 39,831 vehicles per day (2020 count), of which roughly 32% are trucks.

How long is IH 10 over San Bernard River?

The structure is 760 ft (231.6 m) long with a longest span of 100 ft (30.5 m) and a deck 126 ft wide.

Who owns IH 10 over San Bernard River?

It is owned by the State Highway Agency.