US Bridges

IH 10 WB Offramp over IH10 WB Onramp Antoine

Good

Harris County, Texas · 1.30 MI W of IH 610 · Structure no. 121020027107010

Built
2006
19 years old
Condition
Good
inspected November 2024
Type
Box Beam or Girders - Single or Spread
Steel
Length
1,483 ft
2 main spans
Daily traffic
9,490
2014 count
Owner
State
State Highway Agency

About this bridge

IH 10 WB Offramp over IH10 WB Onramp Antoine is a steel box beam or girders - single or spread carrying IH 10 WB Offramp over IH10 WB Onramp Antoine in Harris County, Texas. It was built in 2006, so it is 19 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 9,490 vehicles a day, projected to reach 20,780 by 2034. The structure is 1,483 ft (452 m) long and 26 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIH 10 WB Offramp
CrossesIH10 WB Onramp Antoine
Location1.30 MI W of IH 610
RouteInterstate 10
StateTexas
Coordinates29.78419, -95.47567
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 inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2 (+9 approach)
Design loadHS 25 or greater
Structure length1,483 ft (452 m)
Longest span220 ft (67.1 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,490 (2014)
Projected traffic20,780 by 2034
Trucks0%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo
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 WB Offramp over IH10 WB Onramp Antoine built?

It was built in 2006, making it 19 years old in 2025.

What condition is IH 10 WB Offramp over IH10 WB Onramp Antoine 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 November 2024.

How much traffic does IH 10 WB Offramp over IH10 WB Onramp Antoine carry?

About 9,490 vehicles per day (2014 count).

How long is IH 10 WB Offramp over IH10 WB Onramp Antoine?

The structure is 1,483 ft (452 m) long with a longest span of 220 ft (67.1 m) and a deck 26 ft wide.

Who owns IH 10 WB Offramp over IH10 WB Onramp Antoine?

It is owned by the State Highway Agency.