US Bridges

IH 10 WB over SH 71

Good

Colorado County, Texas · 1.40 MI E of FM 806 · Structure no. 130450053508186

Built
1961
64 years old
Condition
Good
inspected February 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
141 ft
4 main spans
Daily traffic
25,208
2021 count
Owner
State
State Highway Agency

About this bridge

IH 10 WB over SH 71 is a concrete stringer/multi-beam or girder carrying IH 10 WB over SH 71 in Colorado County, Texas. It was built in 1961, so it is 64 years old, older 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 25,208 vehicles a day, roughly 28% of them trucks, projected to reach 35,291 by 2041. The structure is 141 ft (43 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIH 10 WB
CrossesSH 71
Location1.40 MI E of FM 806
RouteInterstate 10
StateTexas
Coordinates29.69266, -96.53971
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70 US tons
Inventory rating42 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length141 ft (43 m)
Longest span40 ft (12.2 m)
Deck width40 ft (12.1 m)
Roadway width37 ft (11.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,208 (2021)
Projected traffic35,291 by 2041
Trucks28%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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 statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 10 WB over SH 71 built?

It was built in 1961, making it 64 years old in 2025.

What condition is IH 10 WB over SH 71 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 February 2023.

How much traffic does IH 10 WB over SH 71 carry?

About 25,208 vehicles per day (2021 count), of which roughly 28% are trucks.

How long is IH 10 WB over SH 71?

The structure is 141 ft (43 m) long with a longest span of 40 ft (12.2 m) and a deck 40 ft wide.

Who owns IH 10 WB over SH 71?

It is owned by the State Highway Agency.