US Bridges

Trinity ST over Waller Creek

Fair

Travis County, Texas · 0.04 MI S of Mlk Blvd · Structure no. 142270B01470002

Built
1962
63 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
73 ft
1 main span
Daily traffic
3,942
2015 count
Owner
City
City or Municipal Highway Agency

About this bridge

Trinity ST over Waller Creek is a prestressed concrete stringer/multi-beam or girder carrying Trinity ST over Waller Creek in Travis County, Texas. It was built in 1962, so it is 63 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 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 3,942 vehicles a day, projected to reach 5,000 by 2030. The structure is 73 ft (22.4 m) long and 60 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesTrinity ST
CrossesWaller Creek
Location0.04 MI S of Mlk Blvd
RouteCity Street 0
CountyTravis County
StateTexas
Coordinates30.27894, -97.73483
Functional classUrban Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length73 ft (22.4 m)
Longest span72 ft (21.9 m)
Deck width60 ft (18.3 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,942 (2015)
Projected traffic5,000 by 2030
Trucks0%
Lanes on structure3
Traffic directionOne-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 statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Trinity ST over Waller Creek built?

It was built in 1962, making it 63 years old in 2025.

What condition is Trinity ST 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 April 2024.

How much traffic does Trinity ST over Waller Creek carry?

About 3,942 vehicles per day (2015 count).

How long is Trinity ST over Waller Creek?

The structure is 73 ft (22.4 m) long with a longest span of 72 ft (21.9 m) and a deck 60 ft wide.

Who owns Trinity ST over Waller Creek?

It is owned by the City or Municipal Highway Agency.