US Bridges

SH 71 WB over Colorado River

Fair

Colorado County, Texas · 1.2 MI N of US 90 · Structure no. 130450026602058

Built
1982
43 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
875 ft
4 main spans
Daily traffic
8,350
2021 count
Owner
State
State Highway Agency

About this bridge

SH 71 WB over Colorado River is a prestressed concrete continuous stringer/multi-beam or girder carrying SH 71 WB over Colorado River in Colorado County, Texas. It was built in 1982, so it is 43 years old, younger 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 8,350 vehicles a day, roughly 14% of them trucks, projected to reach 16,367 by 2041. The structure is 875 ft (266.7 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSH 71 WB
CrossesColorado River
Location1.2 MI N of US 90
RouteState Highway 71
StateTexas
Coordinates29.71957, -96.57977
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum 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 Continuous
DeckConcrete, cast-in-place
Main spans4 (+5 approach)
Design loadHS 20
Structure length875 ft (266.7 m)
Longest span120 ft (36.6 m)
Deck width40 ft (12.2 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,350 (2021)
Projected traffic16,367 by 2041
Trucks14%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate 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 SH 71 WB over Colorado River built?

It was built in 1982, making it 43 years old in 2025.

What condition is SH 71 WB over Colorado River 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 March 2023.

How much traffic does SH 71 WB over Colorado River carry?

About 8,350 vehicles per day (2021 count), of which roughly 14% are trucks.

How long is SH 71 WB over Colorado River?

The structure is 875 ft (266.7 m) long with a longest span of 120 ft (36.6 m) and a deck 40 ft wide.

Who owns SH 71 WB over Colorado River?

It is owned by the State Highway Agency.