US Bridges

Round Mountain RD over Bingham Creek

Fair

Travis County, Texas · 1.0 MI NW of Nameless RD · Structure no. 142270AA1097002

Built
1958
67 years old
Condition
Fair
inspected May 2024
Type
Culvert
Concrete
Length
27 ft
2 main spans
Daily traffic
440
2010 count
Owner
County
County Highway Agency

About this bridge

Round Mountain RD over Bingham Creek is a concrete culvert carrying Round Mountain RD over Bingham Creek in Travis County, Texas. It was built in 1958, so it is 67 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 440 vehicles a day, projected to reach 570 by 2027. The structure is 27 ft (8.1 m) long and 22 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesRound Mountain RD
CrossesBingham Creek
Location1.0 MI NW of Nameless RD
RouteCounty Highway 207
CountyTravis County
StateTexas
Coordinates30.58005, -97.94508
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
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 length27 ft (8.1 m)
Longest span11 ft (3.5 m)
Deck width22 ft (6.7 m)
Roadway width21 ft (6.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic440 (2010)
Projected traffic570 by 2027
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$1,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Round Mountain RD over Bingham Creek built?

It was built in 1958, making it 67 years old in 2025.

What condition is Round Mountain RD over Bingham 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 May 2024.

How much traffic does Round Mountain RD over Bingham Creek carry?

About 440 vehicles per day (2010 count).

How long is Round Mountain RD over Bingham Creek?

The structure is 27 ft (8.1 m) long with a longest span of 11 ft (3.5 m) and a deck 22 ft wide.

Who owns Round Mountain RD over Bingham Creek?

It is owned by the County Highway Agency.