US Bridges

Westmoreland RD NB over IH 20

Good

Dallas County, Texas · 3.85 MI E of Spur 408 · Structure no. 180570237404439

Built
1974
51 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
310 ft
4 main spans
Daily traffic
17,090
2022 count
Owner
State
State Highway Agency

About this bridge

Westmoreland RD NB over IH 20 is a prestressed concrete stringer/multi-beam or girder carrying Westmoreland RD NB over IH 20 in Dallas County, Texas. It was built in 1974, so it is 51 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 17,090 vehicles a day, roughly 1% of them trucks, projected to reach 10,000 by 2031. The structure is 310 ft (94.5 m) long and 47 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesWestmoreland RD NB
CrossesIH 20
Location3.85 MI E of Spur 408
RouteCity Street 0
CountyDallas County
StateTexas
Coordinates32.65663, -96.88444
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 inspectionSeptember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length310 ft (94.5 m)
Longest span92 ft (28 m)
Deck width47 ft (14.3 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,090 (2022)
Projected traffic10,000 by 2031
Trucks1%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$25,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Westmoreland RD NB over IH 20 built?

It was built in 1974, making it 51 years old in 2025.

What condition is Westmoreland RD NB over IH 20 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 September 2023.

How much traffic does Westmoreland RD NB over IH 20 carry?

About 17,090 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Westmoreland RD NB over IH 20?

The structure is 310 ft (94.5 m) long with a longest span of 92 ft (28 m) and a deck 47 ft wide.

Who owns Westmoreland RD NB over IH 20?

It is owned by the State Highway Agency.