US Bridges

Southwest Pkwy over Gaines Creek

Fair

Travis County, Texas · 0.90 MI W of Loop 1 · Structure no. 142270B05510002

Built
1988
37 years old
Condition
Fair
inspected May 2024
Type
Culvert
Concrete
Length
45 ft
5 main spans
Daily traffic
19,248
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Southwest Pkwy over Gaines Creek is a concrete culvert carrying Southwest Pkwy over Gaines Creek in Travis County, Texas. It was built in 1988, so it is 37 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 19,248 vehicles a day, roughly 3% of them trucks, projected to reach 18,000 by 2034. The structure is 45 ft (13.7 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSouthwest Pkwy
CrossesGaines Creek
Location0.90 MI W of Loop 1
RouteCity Street 0
StateTexas
Coordinates30.24128, -97.83617
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum 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 typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadUnknown
Structure length45 ft (13.7 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,248 (2020)
Projected traffic18,000 by 2034
Trucks3%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Southwest Pkwy over Gaines Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is Southwest Pkwy over Gaines Creek 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 May 2024.

How much traffic does Southwest Pkwy over Gaines Creek carry?

About 19,248 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is Southwest Pkwy over Gaines Creek?

The structure is 45 ft (13.7 m) long with a longest span of 9 ft (2.7 m).

Who owns Southwest Pkwy over Gaines Creek?

It is owned by the City or Municipal Highway Agency.