US Bridges

Tillery ST over Boggy Creek

Fair

Travis County, Texas · 0.85 MI SW of Oak Sprngs · Structure no. 142270B01446001

Built
1962
63 years old, rebuilt 1990
Condition
Fair
inspected March 2024
Type
Slab
Concrete
Length
117 ft
4 main spans
Daily traffic
3,264
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Tillery ST over Boggy Creek is a concrete slab carrying Tillery ST over Boggy Creek in Travis County, Texas. It was built in 1962 and reconstructed in 1990, 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 3,264 vehicles a day, projected to reach 6,100 by 2030. The structure is 117 ft (35.7 m) long and 60 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesTillery ST
CrossesBoggy Creek
Location0.85 MI SW of Oak Sprngs
RouteCity Street 0
CountyTravis County
StateTexas
Coordinates30.26188, -97.70411
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable 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 typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadUnknown
Structure length117 ft (35.7 m)
Longest span30 ft (9.1 m)
Deck width60 ft (18.3 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,264 (2020)
Projected traffic6,100 by 2030
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Tillery ST over Boggy Creek built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 1990.

What condition is Tillery ST over Boggy 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 Tillery ST over Boggy Creek carry?

About 3,264 vehicles per day (2020 count).

How long is Tillery ST over Boggy Creek?

The structure is 117 ft (35.7 m) long with a longest span of 30 ft (9.1 m) and a deck 60 ft wide.

Who owns Tillery ST over Boggy Creek?

It is owned by the City or Municipal Highway Agency.