US Bridges

IH 45 NB over Pr 40

Good

Walker County, Texas · 6.6 MI N of FM 1374 S · Structure no. 172360067507259

Built
2021
4 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
386 ft
3 main spans
Daily traffic
25,754
2019 count
Owner
State
State Highway Agency

About this bridge

IH 45 NB over Pr 40 is a prestressed concrete stringer/multi-beam or girder carrying IH 45 NB over Pr 40 in Walker County, Texas. It was built in 2021, so it is 4 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 25,754 vehicles a day, roughly 28% of them trucks, projected to reach 36,055 by 2039. The structure is 386 ft (117.7 m) long and 72 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesIH 45 NB
CrossesPr 40
Location6.6 MI N of FM 1374 S
RouteInterstate 45
CountyWalker County
StateTexas
Coordinates30.64059, -95.5088
Functional classRural 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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable 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

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length386 ft (117.7 m)
Longest span132 ft (40.2 m)
Deck width72 ft (21.9 m)
Roadway width70 ft (21.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,754 (2019)
Projected traffic36,055 by 2039
Trucks28%
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 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 45 NB over Pr 40 built?

It was built in 2021, making it 4 years old in 2025.

What condition is IH 45 NB over Pr 40 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 July 2023.

How much traffic does IH 45 NB over Pr 40 carry?

About 25,754 vehicles per day (2019 count), of which roughly 28% are trucks.

How long is IH 45 NB over Pr 40?

The structure is 386 ft (117.7 m) long with a longest span of 132 ft (40.2 m) and a deck 72 ft wide.

Who owns IH 45 NB over Pr 40?

It is owned by the State Highway Agency.