US Bridges

Southwestern Bd WB over US 75

Good

Dallas County, Texas · 6.15 MI N of IH 30 · Structure no. 180570004707359

Built
1999
26 years old
Condition
Good
inspected February 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
198 ft
2 main spans
Daily traffic
3,315
2019 count
Owner
State
State Highway Agency

About this bridge

Southwestern Bd WB over US 75 is a prestressed concrete box beam or girders - multiple carrying Southwestern Bd WB over US 75 in Dallas County, Texas. It was built in 1999, so it is 26 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 3,315 vehicles a day, projected to reach 9,974 by 2038. The structure is 198 ft (60.4 m) long and 99 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSouthwestern Bd WB
CrossesUS 75
Location6.15 MI N of IH 30
RouteCity Street 0
StateTexas
Coordinates32.85717, -96.77007
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
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length198 ft (60.4 m)
Longest span100 ft (30.5 m)
Deck width99 ft (30.2 m)
Roadway width59 ft (18 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,315 (2019)
Projected traffic9,974 by 2038
Trucks0%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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 Southwestern Bd WB over US 75 built?

It was built in 1999, making it 26 years old in 2025.

What condition is Southwestern Bd WB over US 75 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 Southwestern Bd WB over US 75 carry?

About 3,315 vehicles per day (2019 count).

How long is Southwestern Bd WB over US 75?

The structure is 198 ft (60.4 m) long with a longest span of 100 ft (30.5 m) and a deck 99 ft wide.

Who owns Southwestern Bd WB over US 75?

It is owned by the State Highway Agency.