US Bridges

IH45 SB to LP12 WB over UP RR

Good

Dallas County, Texas · 0.05 MI N of Lp 12 · Structure no. 180570009214247

Built
1975
50 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
230 ft
1 main span
Daily traffic
6,650
2013 count
Owner
State
State Highway Agency

About this bridge

IH45 SB to LP12 WB over UP RR is a prestressed concrete stringer/multi-beam or girder carrying IH45 SB to LP12 WB over UP RR in Dallas County, Texas. It was built in 1975, so it is 50 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 6,650 vehicles a day, roughly 18% of them trucks, projected to reach 9,320 by 2033. The structure is 230 ft (70.1 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIH45 SB to LP12 WB
CrossesUP RR
Location0.05 MI N of Lp 12
RouteInterstate 45
StateTexas
Coordinates32.70067, -96.75519
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+3 approach)
Design loadHS 20
Structure length230 ft (70.1 m)
Longest span74 ft (22.6 m)
Deck width32 ft (9.7 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,650 (2013)
Projected traffic9,320 by 2033
Trucks18%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
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 IH45 SB to LP12 WB over UP RR built?

It was built in 1975, making it 50 years old in 2025.

What condition is IH45 SB to LP12 WB over UP RR in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2023.

How much traffic does IH45 SB to LP12 WB over UP RR carry?

About 6,650 vehicles per day (2013 count), of which roughly 18% are trucks.

How long is IH45 SB to LP12 WB over UP RR?

The structure is 230 ft (70.1 m) long with a longest span of 74 ft (22.6 m) and a deck 32 ft wide.

Who owns IH45 SB to LP12 WB over UP RR?

It is owned by the State Highway Agency.