US Bridges

IH 45 SB over Youngblood RD

Fair

Dallas County, Texas · 1.1 MI N of IH 20 · Structure no. 180570009214222

Built
1974
51 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
185 ft
3 main spans
Daily traffic
44,940
2023 count
Owner
State
State Highway Agency

About this bridge

IH 45 SB over Youngblood RD is a prestressed concrete stringer/multi-beam or girder carrying IH 45 SB over Youngblood RD in Dallas County, Texas. It was built in 1974, so it is 51 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 44,940 vehicles a day, roughly 21% of them trucks, projected to reach 55,566 by 2040. The structure is 185 ft (56.4 m) long and 62 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesIH 45 SB
CrossesYoungblood RD
Location1.1 MI N of IH 20
RouteInterstate 45
CountyDallas County
StateTexas
Coordinates32.67426, -96.73808
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.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 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 rating71 US tons
Inventory rating31 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length185 ft (56.4 m)
Longest span67 ft (20.4 m)
Deck width62 ft (18.9 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic44,940 (2023)
Projected traffic55,566 by 2040
Trucks21%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 45 SB over Youngblood RD built?

It was built in 1974, making it 51 years old in 2025.

What condition is IH 45 SB over Youngblood RD 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 October 2023.

How much traffic does IH 45 SB over Youngblood RD carry?

About 44,940 vehicles per day (2023 count), of which roughly 21% are trucks.

How long is IH 45 SB over Youngblood RD?

The structure is 185 ft (56.4 m) long with a longest span of 67 ft (20.4 m) and a deck 62 ft wide.

Who owns IH 45 SB over Youngblood RD?

It is owned by the State Highway Agency.