US Bridges

Roundrock RD over Arapaho Branch

Good

Dallas County, Texas · 0.63 MI W of Coit RD · Structure no. 1805709R7380001

Built
1972
53 years old
Condition
Good
inspected December 2024
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
883
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Roundrock RD over Arapaho Branch is a concrete culvert carrying Roundrock RD over Arapaho Branch in Dallas County, Texas. It was built in 1972, so it is 53 years old, older 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 883 vehicles a day, projected to reach 1,000 by 2031. The structure is 25 ft (7.6 m) long and 62 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRoundrock RD
CrossesArapaho Branch
Location0.63 MI W of Coit RD
RouteCity Street 0
StateTexas
Coordinates32.95603, -96.77957
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 rating36 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length25 ft (7.6 m)
Longest span10 ft (3 m)
Deck width62 ft (19 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic883 (2022)
Projected traffic1,000 by 2031
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Roundrock RD over Arapaho Branch built?

It was built in 1972, making it 53 years old in 2025.

What condition is Roundrock RD over Arapaho Branch 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 December 2024.

How much traffic does Roundrock RD over Arapaho Branch carry?

About 883 vehicles per day (2022 count).

How long is Roundrock RD over Arapaho Branch?

The structure is 25 ft (7.6 m) long with a longest span of 10 ft (3 m) and a deck 62 ft wide.

Who owns Roundrock RD over Arapaho Branch?

It is owned by the City or Municipal Highway Agency.