US Bridges

IH 30 EB to 635 NB over IH 30

FairClosed to traffic

Dallas County, Texas · IH 635 and IH 30 · Structure no. 180570000911356

Built
1971
54 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
2,120 ft
4 main spans
Daily traffic
610
2013 count
Owner
State
State Highway Agency

About this bridge

IH 30 EB to 635 NB over IH 30 is a steel continuous stringer/multi-beam or girder carrying IH 30 EB to 635 NB over IH 30 in Dallas County, Texas. It was built in 1971, so it is 54 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. Its operating status is: closed to all traffic.

It carries about 610 vehicles a day, roughly 8% of them trucks, projected to reach 860 by 2033. The structure is 2,120 ft (646.2 m) long and 26 ft wide.

Location

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CarriesIH 30 EB to 635 NB
CrossesIH 30
LocationIH 635 and IH 30
RouteInterstate 30
CountyDallas County
StateTexas
Coordinates32.82313, -96.62976
Functional classUrban Collector

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 inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourBridge not over waterway
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating0 US tons
Inventory rating0 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4 (+21 approach)
Design loadHS 20
Structure length2,120 ft (646.2 m)
Longest span193 ft (58.8 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck18 ft (5.6 m)

Traffic and service

Average daily traffic610 (2013)
Projected traffic860 by 2033
Trucks8%
Lanes on structure1
Traffic directionOne-way traffic
CarriesThird level (interchange)
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

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 30 EB to 635 NB over IH 30 built?

It was built in 1971, making it 54 years old in 2025.

What condition is IH 30 EB to 635 NB over IH 30 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 March 2024.

How much traffic does IH 30 EB to 635 NB over IH 30 carry?

About 610 vehicles per day (2013 count), of which roughly 8% are trucks.

How long is IH 30 EB to 635 NB over IH 30?

The structure is 2,120 ft (646.2 m) long with a longest span of 193 ft (58.8 m) and a deck 26 ft wide.

Who owns IH 30 EB to 635 NB over IH 30?

It is owned by the State Highway Agency.