US Bridges

Tophill LN over Arapaho Branch

Good

Dallas County, Texas · 0.35 MI E of Hillcrest RD · Structure no. 1805709T5920001

Built
1967
58 years old
Condition
Good
inspected December 2024
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
372
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

Tophill LN over Arapaho Branch is a concrete culvert carrying Tophill LN over Arapaho Branch in Dallas 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 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 372 vehicles a day, projected to reach 550 by 2031. The structure is 22 ft (6.7 m) long and 50 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesTophill LN
CrossesArapaho Branch
Location0.35 MI E of Hillcrest RD
RouteCity Street 0
StateTexas
Coordinates32.953, -96.78131
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width50 ft (15.2 m)
Roadway width26 ft (7.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic372 (2019)
Projected traffic550 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 Tophill LN over Arapaho Branch built?

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

What condition is Tophill LN 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 Tophill LN over Arapaho Branch carry?

About 372 vehicles per day (2019 count).

How long is Tophill LN over Arapaho Branch?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m) and a deck 50 ft wide.

Who owns Tophill LN over Arapaho Branch?

It is owned by the City or Municipal Highway Agency.