US Bridges

IH 45 NB Collector over Elm ST Taylor ST Etc

Fair

Dallas County, Texas · At IH30/IH345 Interchange · Structure no. 180570009214195

Built
1971
54 years old
Condition
Fair
inspected June 2024
Type
Girder and Floorbeam System
Steel Continuous
Length
2,370 ft
6 main spans
Daily traffic
499
2021 count
Owner
State
State Highway Agency

About this bridge

IH 45 NB Collector over Elm ST Taylor ST Etc is a steel continuous girder and floorbeam system carrying IH 45 NB Collector over Elm ST Taylor ST Etc 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.

It carries about 499 vehicles a day, roughly 3% of them trucks, projected to reach 130,550 by 2036. The structure is 2,370 ft (722.4 m) long and 52 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesIH 45 NB Collector
CrossesElm ST Taylor ST Etc
LocationAt IH30/IH345 Interchange
RouteInterstate 345
CountyDallas County
StateTexas
Coordinates32.78148, -96.78437
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 inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating27 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans6 (+18 approach)
Design loadHS 20
Structure length2,370 ft (722.4 m)
Longest span156 ft (47.5 m)
Deck width52 ft (15.8 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic499 (2021)
Projected traffic130,550 by 2036
Trucks3%
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 SystemYes
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$225,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 45 NB Collector over Elm ST Taylor ST Etc built?

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

What condition is IH 45 NB Collector over Elm ST Taylor ST Etc 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 June 2024.

How much traffic does IH 45 NB Collector over Elm ST Taylor ST Etc carry?

About 499 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is IH 45 NB Collector over Elm ST Taylor ST Etc?

The structure is 2,370 ft (722.4 m) long with a longest span of 156 ft (47.5 m) and a deck 52 ft wide.

Who owns IH 45 NB Collector over Elm ST Taylor ST Etc?

It is owned by the State Highway Agency.