US Bridges

IH45 NB to BW8 EB over IH 45 Nbfr & Bw 8 Ebfr

Good

Harris County, Texas · 1.80 MI NW of FM 1959 · Structure no. 121020050003343

Built
1996
29 years old
Condition
Good
inspected November 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,228 ft
13 main spans
Daily traffic
12,002
2019 count
Owner
State
State Highway Agency

About this bridge

IH45 NB to BW8 EB over IH 45 Nbfr & Bw 8 Ebfr is a prestressed concrete stringer/multi-beam or girder carrying IH45 NB to BW8 EB over IH 45 Nbfr & Bw 8 Ebfr in Harris County, Texas. It was built in 1996, so it is 29 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 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 12,002 vehicles a day, roughly 8% of them trucks, projected to reach 22,170 by 2033. The structure is 1,228 ft (374.3 m) long and 29 ft wide.

CarriesIH45 NB to BW8 EB
CrossesIH 45 Nbfr & Bw 8 Ebfr
Location1.80 MI NW of FM 1959
RouteInterstate 45
StateTexas
Coordinates29.60668, -95.20304
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal 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 spans13
Design loadHS 20
Structure length1,228 ft (374.3 m)
Longest span100 ft (30.5 m)
Deck width29 ft (8.9 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,002 (2019)
Projected traffic22,170 by 2033
Trucks8%
Lanes on structure1
Traffic directionOne-way traffic
CarriesThird level (interchange)
CrossesHighway
Detour if closed—
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 IH45 NB to BW8 EB over IH 45 Nbfr & Bw 8 Ebfr built?

It was built in 1996, making it 29 years old in 2025.

What condition is IH45 NB to BW8 EB over IH 45 Nbfr & Bw 8 Ebfr 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 2022.

How much traffic does IH45 NB to BW8 EB over IH 45 Nbfr & Bw 8 Ebfr carry?

About 12,002 vehicles per day (2019 count), of which roughly 8% are trucks.

How long is IH45 NB to BW8 EB over IH 45 Nbfr & Bw 8 Ebfr?

The structure is 1,228 ft (374.3 m) long with a longest span of 100 ft (30.5 m) and a deck 29 ft wide.

Who owns IH45 NB to BW8 EB over IH 45 Nbfr & Bw 8 Ebfr?

It is owned by the State Highway Agency.