US Bridges

Bennett Ave over Tannehill Branch

Fair

Travis County, Texas · 0.15 MI N of 53 1/2 ST · Structure no. 142270B00245002

Built
1961
64 years old
Condition
Fair
inspected March 2024
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
245
2015 count
Owner
City
City or Municipal Highway Agency

About this bridge

Bennett Ave over Tannehill Branch is a concrete culvert carrying Bennett Ave over Tannehill Branch in Travis County, Texas. It was built in 1961, so it is 64 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 245 vehicles a day, projected to reach 2,288 by 2034. The structure is 21 ft (6.4 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesBennett Ave
CrossesTannehill Branch
Location0.15 MI N of 53 1/2 ST
RouteCity Street 0
CountyTravis County
StateTexas
Coordinates30.31562, -97.71062
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
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 spans2
Design loadUnknown
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width42 ft (12.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic245 (2015)
Projected traffic2,288 by 2034
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$59,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Bennett Ave over Tannehill Branch built?

It was built in 1961, making it 64 years old in 2025.

What condition is Bennett Ave over Tannehill Branch 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 Bennett Ave over Tannehill Branch carry?

About 245 vehicles per day (2015 count).

How long is Bennett Ave over Tannehill Branch?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m) and a deck 42 ft wide.

Who owns Bennett Ave over Tannehill Branch?

It is owned by the City or Municipal Highway Agency.