US Bridges

US 175 WB over S Lamar ST & Sm Wright

Good

Dallas County, Texas · US 175 at Sm Wright · Structure no. 180570019702430

Built
2020
5 years old
Condition
Good
inspected May 2024
Type
Other
Other
Length
977 ft
8 main spans
Daily traffic
36,295
2022 count
Owner
State
State Highway Agency

About this bridge

US 175 WB over S Lamar ST & Sm Wright is a other other carrying US 175 WB over S Lamar ST & Sm Wright in Dallas County, Texas. It was built in 2020, so it is 5 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 36,295 vehicles a day, roughly 6% of them trucks, projected to reach 44,288 by 2042. The structure is 977 ft (297.8 m) long and 71 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 175 WB
CrossesS Lamar ST & Sm Wright
LocationUS 175 at Sm Wright
RouteU.S. Route 175
StateTexas
Coordinates32.746, -96.7584
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionMay 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

Structure typeOther
MaterialOther
DeckConcrete, cast-in-place
Main spans8 (+1 approach)
Design loadHL 93
Structure length977 ft (297.8 m)
Longest span122 ft (37.2 m)
Deck width71 ft (21.5 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic36,295 (2022)
Projected traffic44,288 by 2042
Trucks6%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 175 WB over S Lamar ST & Sm Wright built?

It was built in 2020, making it 5 years old in 2025.

What condition is US 175 WB over S Lamar ST & Sm Wright 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 May 2024.

How much traffic does US 175 WB over S Lamar ST & Sm Wright carry?

About 36,295 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is US 175 WB over S Lamar ST & Sm Wright?

The structure is 977 ft (297.8 m) long with a longest span of 122 ft (37.2 m) and a deck 71 ft wide.

Who owns US 175 WB over S Lamar ST & Sm Wright?

It is owned by the State Highway Agency.