US Bridges

US 75 NB over Walnut Hill LN

Good

Dallas County, Texas · 1.05 MI N of Lp 12 · Structure no. 180570004707373

Built
1998
27 years old
Condition
Good
inspected February 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
217 ft
1 main span
Daily traffic
109,381
2019 count
Owner
State
State Highway Agency

About this bridge

US 75 NB over Walnut Hill LN is a prestressed concrete box beam or girders - multiple carrying US 75 NB over Walnut Hill LN in Dallas County, Texas. It was built in 1998, so it is 27 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 109,381 vehicles a day, roughly 5% of them trucks, projected to reach 205,950 by 2033. The structure is 217 ft (66.1 m) long and 81 ft wide.

CarriesUS 75 NB
CrossesWalnut Hill LN
Location1.05 MI N of Lp 12
RouteU.S. Route 75
StateTexas
Coordinates32.88007, -96.77004
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum 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 spans1 (+2 approach)
Design loadHS 20
Structure length217 ft (66.1 m)
Longest span113 ft (34.4 m)
Deck width81 ft (24.6 m)
Roadway width79 ft (24.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic109,381 (2019)
Projected traffic205,950 by 2033
Trucks5%
Lanes on structure5
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 75 NB over Walnut Hill LN built?

It was built in 1998, making it 27 years old in 2025.

What condition is US 75 NB over Walnut Hill LN 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 February 2024.

How much traffic does US 75 NB over Walnut Hill LN carry?

About 109,381 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is US 75 NB over Walnut Hill LN?

The structure is 217 ft (66.1 m) long with a longest span of 113 ft (34.4 m) and a deck 81 ft wide.

Who owns US 75 NB over Walnut Hill LN?

It is owned by the State Highway Agency.