US Bridges

Gen Aviation Ave over Trib of Onion CR

Good

Travis County, Texas · 0.5 MI N of Burleson RD · Structure no. 142270BA5765001

Built
1995
30 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
102 ft
1 main span
Daily traffic
1,710
2010 count
Owner
City
City or Municipal Highway Agency

About this bridge

Gen Aviation Ave over Trib of Onion CR is a prestressed concrete stringer/multi-beam or girder carrying Gen Aviation Ave over Trib of Onion CR in Travis County, Texas. It was built in 1995, so it is 30 years old, younger than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,710 vehicles a day, projected to reach 2,000 by 2030. The structure is 102 ft (31.1 m) long and 42 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesGen Aviation Ave
CrossesTrib of Onion CR
Location0.5 MI N of Burleson RD
RouteCity Street 0
CountyTravis County
StateTexas
Coordinates30.17959, -97.66682
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length102 ft (31.1 m)
Longest span100 ft (30.5 m)
Deck width42 ft (12.7 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,710 (2010)
Projected traffic2,000 by 2030
Trucks0%
Lanes on structure2
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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Gen Aviation Ave over Trib of Onion CR built?

It was built in 1995, making it 30 years old in 2025.

What condition is Gen Aviation Ave over Trib of Onion CR in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2024.

How much traffic does Gen Aviation Ave over Trib of Onion CR carry?

About 1,710 vehicles per day (2010 count).

How long is Gen Aviation Ave over Trib of Onion CR?

The structure is 102 ft (31.1 m) long with a longest span of 100 ft (30.5 m) and a deck 42 ft wide.

Who owns Gen Aviation Ave over Trib of Onion CR?

It is owned by the City or Municipal Highway Agency.