US Bridges

Old Highway 20 WB over Gilleland Creek

Fair

Travis County, Texas · 1.25 MI E of US 290 · Structure no. 142270AA1556003

Built
2008
17 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
492 ft
7 main spans
Daily traffic
1,200
2010 count
Owner
County
County Highway Agency

About this bridge

Old Highway 20 WB over Gilleland Creek is a prestressed concrete stringer/multi-beam or girder carrying Old Highway 20 WB over Gilleland Creek in Travis County, Texas. It was built in 2008, so it is 17 years old, younger 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 1,200 vehicles a day, projected to reach 1,600 by 2027. The structure is 492 ft (150 m) long and 49 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesOld Highway 20 WB
CrossesGilleland Creek
Location1.25 MI E of US 290
RouteCounty Highway 154
StateTexas
Coordinates30.34208, -97.56549
Functional classRural 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.
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; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans7
Design loadHL 93
Structure length492 ft (150 m)
Longest span70 ft (21.3 m)
Deck width49 ft (14.9 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,200 (2010)
Projected traffic1,600 by 2027
Trucks0%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Old Highway 20 WB over Gilleland Creek built?

It was built in 2008, making it 17 years old in 2025.

What condition is Old Highway 20 WB over Gilleland 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 Old Highway 20 WB over Gilleland Creek carry?

About 1,200 vehicles per day (2010 count).

How long is Old Highway 20 WB over Gilleland Creek?

The structure is 492 ft (150 m) long with a longest span of 70 ft (21.3 m) and a deck 49 ft wide.

Who owns Old Highway 20 WB over Gilleland Creek?

It is owned by the County Highway Agency.