US Bridges

E 51st ST over Tannehill Branch

Fair

Travis County, Texas · 1.3 MI E of IH 35 · Structure no. 142270B00132007

Built
1967
58 years old
Condition
Fair
inspected February 2024
Type
Culvert
Concrete
Length
43 ft
4 main spans
Daily traffic
12,960
2010 count
Owner
City
City or Municipal Highway Agency

About this bridge

E 51st ST over Tannehill Branch is a concrete culvert carrying E 51st ST over Tannehill Branch in Travis County, Texas. It was built in 1967, so it is 58 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 12,960 vehicles a day, projected to reach 14,900 by 2032. The structure is 43 ft (13.1 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesE 51st ST
CrossesTannehill Branch
Location1.3 MI E of IH 35
RouteCity Street 0
CountyTravis County
StateTexas
Coordinates30.30136, -97.69113
Functional classUrban Minor 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 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 spans4
Design loadUnknown
Structure length43 ft (13.1 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,960 (2010)
Projected traffic14,900 by 2032
Trucks0%
Lanes on structure3
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 statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$5,000
NavigationNo navigation control on waterway

Frequently asked questions

When was E 51st ST over Tannehill Branch built?

It was built in 1967, making it 58 years old in 2025.

What condition is E 51st ST 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 February 2024.

How much traffic does E 51st ST over Tannehill Branch carry?

About 12,960 vehicles per day (2010 count).

How long is E 51st ST over Tannehill Branch?

The structure is 43 ft (13.1 m) long with a longest span of 10 ft (3 m).

Who owns E 51st ST over Tannehill Branch?

It is owned by the City or Municipal Highway Agency.