US Bridges

SH 71 over Tres Palacios River

Good

Wharton County, Texas · 0.25 MI NW of FM 653 · Structure no. 132410026606192

Built
2015
10 years old
Condition
Good
inspected January 2023
Type
Slab
Prestressed Concrete
Length
140 ft
3 main spans
Daily traffic
9,928
2021 count
Owner
State
State Highway Agency

About this bridge

SH 71 over Tres Palacios River is a prestressed concrete slab carrying SH 71 over Tres Palacios River in Wharton County, Texas. It was built in 2015, so it is 10 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 9,928 vehicles a day, roughly 9% of them trucks, projected to reach 18,268 by 2041. The structure is 140 ft (42.7 m) long and 58 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSH 71
CrossesTres Palacios River
Location0.25 MI NW of FM 653
RouteState Highway 71
StateTexas
Coordinates29.18843, -96.26309
Functional classUrban Other Principal Arterial

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.
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 evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length140 ft (42.7 m)
Longest span50 ft (15.2 m)
Deck width58 ft (17.8 m)
Roadway width43 ft (13.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,928 (2021)
Projected traffic18,268 by 2041
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 over Tres Palacios River built?

It was built in 2015, making it 10 years old in 2025.

What condition is SH 71 over Tres Palacios 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 SH 71 over Tres Palacios River carry?

About 9,928 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is SH 71 over Tres Palacios River?

The structure is 140 ft (42.7 m) long with a longest span of 50 ft (15.2 m) and a deck 58 ft wide.

Who owns SH 71 over Tres Palacios River?

It is owned by the State Highway Agency.