US Bridges

IH 20 WB Off Ramp over Union Pacific Railroad

Fair

Dallas County, Texas · 0.3 MI E of IH 45 · Structure no. 180570237403211

Built
1973
52 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
370 ft
6 main spans
Daily traffic
2,454
2019 count
Owner
State
State Highway Agency

About this bridge

IH 20 WB Off Ramp over Union Pacific Railroad is a prestressed concrete stringer/multi-beam or girder carrying IH 20 WB Off Ramp over Union Pacific Railroad in Dallas County, Texas. It was built in 1973, so it is 52 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 2,454 vehicles a day, projected to reach 3,436 by 2040. The structure is 370 ft (112.8 m) long and 26 ft wide.

Location

Open in Google Maps
CarriesIH 20 WB Off Ramp
CrossesUnion Pacific Railroad
Location0.3 MI E of IH 45
RouteInterstate 20
CountyDallas County
StateTexas
Coordinates32.66496, -96.72159
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating29 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length370 ft (112.8 m)
Longest span70 ft (21.3 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,454 (2019)
Projected traffic3,436 by 2040
Trucks0%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed—
TollOn a free road
National Highway SystemNo
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 20 WB Off Ramp over Union Pacific Railroad built?

It was built in 1973, making it 52 years old in 2025.

What condition is IH 20 WB Off Ramp over Union Pacific Railroad in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2023.

How much traffic does IH 20 WB Off Ramp over Union Pacific Railroad carry?

About 2,454 vehicles per day (2019 count).

How long is IH 20 WB Off Ramp over Union Pacific Railroad?

The structure is 370 ft (112.8 m) long with a longest span of 70 ft (21.3 m) and a deck 26 ft wide.

Who owns IH 20 WB Off Ramp over Union Pacific Railroad?

It is owned by the State Highway Agency.