US Bridges

IH 10 over Hunting Bayou

Fair

Harris County, Texas · 2.0 MI E of IH 610 · Structure no. 121020050801023

Built
1950
75 years old, rebuilt 1985
Condition
Fair
inspected September 2024
Type
Slab
Concrete
Length
175 ft
7 main spans
Daily traffic
150,291
2023 count
Owner
State
State Highway Agency

About this bridge

IH 10 over Hunting Bayou is a concrete slab carrying IH 10 over Hunting Bayou in Harris County, Texas. It was built in 1950 and reconstructed in 1985, so it is 75 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 150,291 vehicles a day, roughly 15% of them trucks, projected to reach 210,407 by 2042. The structure is 175 ft (53.3 m) long and 150 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesIH 10
CrossesHunting Bayou
Location2.0 MI E of IH 610
RouteInterstate 10
StateTexas
Coordinates29.77203, -95.22795
Functional classUrban Principal Arterial - Interstate

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
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 evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans7
Design loadOther
Structure length175 ft (53.3 m)
Longest span25 ft (7.6 m)
Deck width150 ft (45.6 m)
Roadway width144 ft (44 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150,291 (2023)
Projected traffic210,407 by 2042
Trucks15%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 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 IH 10 over Hunting Bayou built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 1985.

What condition is IH 10 over Hunting Bayou 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 IH 10 over Hunting Bayou carry?

About 150,291 vehicles per day (2023 count), of which roughly 15% are trucks.

How long is IH 10 over Hunting Bayou?

The structure is 175 ft (53.3 m) long with a longest span of 25 ft (7.6 m) and a deck 150 ft wide.

Who owns IH 10 over Hunting Bayou?

It is owned by the State Highway Agency.