US Bridges

Speedway over Waller Creek

Fair

Travis County, Texas · 0.1 MI SW of W 46th ST · Structure no. 142270B01381001

Built
1948
77 years old
Condition
Fair
inspected March 2024
Type
Culvert
Concrete
Length
31 ft
3 main spans
Daily traffic
525
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Speedway over Waller Creek is a concrete culvert carrying Speedway over Waller Creek in Travis County, Texas. It was built in 1948, so it is 77 years old, older 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 5 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 525 vehicles a day, projected to reach 3,050 by 2027. The structure is 31 ft (9.4 m) long and 50 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSpeedway
CrossesWaller Creek
Location0.1 MI SW of W 46th ST
RouteCity Street 0
CountyTravis County
StateTexas
Coordinates30.30939, -97.72793
Functional classUrban Local

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length31 ft (9.4 m)
Longest span9 ft (2.7 m)
Deck width50 ft (15.2 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic525 (2020)
Projected traffic3,050 by 2027
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$107,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Speedway over Waller Creek built?

It was built in 1948, making it 77 years old in 2025.

What condition is Speedway over Waller 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 March 2024.

How much traffic does Speedway over Waller Creek carry?

About 525 vehicles per day (2020 count).

How long is Speedway over Waller Creek?

The structure is 31 ft (9.4 m) long with a longest span of 9 ft (2.7 m) and a deck 50 ft wide.

Who owns Speedway over Waller Creek?

It is owned by the City or Municipal Highway Agency.