US Bridges

SH 71 WB over Carson Creek

Good

Travis County, Texas · US 183 at SH 71 Intersect · Structure no. 142270011313480

Built
2020
5 years old
Condition
Good
inspected July 2023
Type
Culvert
Concrete
Length
43 ft
1 main span
Daily traffic
30,800
2013 count
Owner
State
State Highway Agency

About this bridge

SH 71 WB over Carson Creek is a concrete culvert carrying SH 71 WB over Carson Creek in Travis County, Texas. It was built in 2020, so it is 5 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 30,800 vehicles a day, projected to reach 1 by 1900. The structure is 43 ft (13.1 m) long and 168 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSH 71 WB
CrossesCarson Creek
LocationUS 183 at SH 71 Intersect
RouteState Highway 71
StateTexas
Coordinates30.22213, -97.68394
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length43 ft (13.1 m)
Longest span43 ft (13.1 m)
Deck width168 ft (51.2 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30,800 (2013)
Projected traffic1 by 1900
Trucks0%
Lanes on structure4
Traffic directionOne-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 WB over Carson Creek built?

It was built in 2020, making it 5 years old in 2025.

What condition is SH 71 WB over Carson Creek 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 July 2023.

How much traffic does SH 71 WB over Carson Creek carry?

About 30,800 vehicles per day (2013 count).

How long is SH 71 WB over Carson Creek?

The structure is 43 ft (13.1 m) long with a longest span of 43 ft (13.1 m) and a deck 168 ft wide.

Who owns SH 71 WB over Carson Creek?

It is owned by the State Highway Agency.