US Bridges

Bw 8 NB over West Road

Good

Harris County, Texas · 2.20 MI N of US 290 · Structure no. 121020325601192

Built
1990
35 years old, rebuilt 2007
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
360 ft
1 main span
Daily traffic
152,870
2023 count
Owner
Toll Authority
Local Toll Authority

About this bridge

Bw 8 NB over West Road is a steel continuous stringer/multi-beam or girder carrying Bw 8 NB over West Road in Harris County, Texas. It was built in 1990 and reconstructed in 2007, so it is 35 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 152,870 vehicles a day, roughly 7% of them trucks, projected to reach 214,018 by 2042. The structure is 360 ft (109.7 m) long and 72 ft wide.

CarriesBw 8 NB
CrossesWest Road
Location2.20 MI N of US 290
StateTexas
Coordinates29.9029, -95.55187
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length360 ft (109.7 m)
Longest span156 ft (47.5 m)
Deck width72 ft (21.8 m)
Roadway width69 ft (20.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic152,870 (2023)
Projected traffic214,018 by 2042
Trucks7%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerLocal Toll Authority
Maintained byLocal Toll Authority
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 Bw 8 NB over West Road built?

It was built in 1990, making it 35 years old in 2025. It was reconstructed in 2007.

What condition is Bw 8 NB over West Road 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 December 2024.

How much traffic does Bw 8 NB over West Road carry?

About 152,870 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is Bw 8 NB over West Road?

The structure is 360 ft (109.7 m) long with a longest span of 156 ft (47.5 m) and a deck 72 ft wide.

Who owns Bw 8 NB over West Road?

It is owned by the Local Toll Authority.