US Bridges

IH 30 WB Conn D over IH 30 EB

Fair

Dallas County, Texas · 0.3 MI W of IH 45 · Structure no. 180570000911399

Built
1966
59 years old
Condition
Fair
inspected March 2024
Type
Other
Concrete Continuous
Length
171 ft
3 main spans
Daily traffic
16,400
2016 count
Owner
State
State Highway Agency

About this bridge

IH 30 WB Conn D over IH 30 EB is a concrete continuous other carrying IH 30 WB Conn D over IH 30 EB in Dallas County, Texas. It was built in 1966, so it is 59 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 16,400 vehicles a day, roughly 8% of them trucks, projected to reach 31,160 by 2036. The structure is 171 ft (52.1 m) long and 34 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIH 30 WB Conn D
CrossesIH 30 EB
Location0.3 MI W of IH 45
RouteCity Street 559
StateTexas
Coordinates32.77548, -96.78548
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeOther
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length171 ft (52.1 m)
Longest span79 ft (24.1 m)
Deck width34 ft (10.5 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,400 (2016)
Projected traffic31,160 by 2036
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.2 mi (2 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$13,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 30 WB Conn D over IH 30 EB built?

It was built in 1966, making it 59 years old in 2025.

What condition is IH 30 WB Conn D over IH 30 EB 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 WB Conn D over IH 30 EB carry?

About 16,400 vehicles per day (2016 count), of which roughly 8% are trucks.

How long is IH 30 WB Conn D over IH 30 EB?

The structure is 171 ft (52.1 m) long with a longest span of 79 ft (24.1 m) and a deck 34 ft wide.

Who owns IH 30 WB Conn D over IH 30 EB?

It is owned by the State Highway Agency.