US Bridges

IH 30 EB On-Rp a over IH 30 EB Off-Rp B

Fair

Dallas County, Texas · 0.9 MI W of Lp 12 · Structure no. 180570000911335

Built
1979
46 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
343 ft
3 main spans
Daily traffic
15,110
2013 count
Owner
State
State Highway Agency

About this bridge

IH 30 EB On-Rp a over IH 30 EB Off-Rp B is a prestressed concrete stringer/multi-beam or girder carrying IH 30 EB On-Rp a over IH 30 EB Off-Rp B in Dallas County, Texas. It was built in 1979, so it is 46 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 15,110 vehicles a day, roughly 8% of them trucks, projected to reach 21,150 by 2033. The structure is 343 ft (104.5 m) long and 27 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesIH 30 EB On-Rp a
CrossesIH 30 EB Off-Rp B
Location0.9 MI W of Lp 12
CountyDallas County
StateTexas
Coordinates32.79383, -96.69709
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 48 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 rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length343 ft (104.5 m)
Longest span118 ft (36 m)
Deck width27 ft (8.2 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,110 (2013)
Projected traffic21,150 by 2033
Trucks8%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo
Strategic Highway NetworkInterstate STRAHNET route

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 IH 30 EB On-Rp a over IH 30 EB Off-Rp B built?

It was built in 1979, making it 46 years old in 2025.

What condition is IH 30 EB On-Rp a over IH 30 EB Off-Rp B 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 April 2024.

How much traffic does IH 30 EB On-Rp a over IH 30 EB Off-Rp B carry?

About 15,110 vehicles per day (2013 count), of which roughly 8% are trucks.

How long is IH 30 EB On-Rp a over IH 30 EB Off-Rp B?

The structure is 343 ft (104.5 m) long with a longest span of 118 ft (36 m) and a deck 27 ft wide.

Who owns IH 30 EB On-Rp a over IH 30 EB Off-Rp B?

It is owned by the State Highway Agency.