US Bridges

Bw 8 Wbml over IH 45

Fair

Harris County, Texas · .7 MI E of Greens Crossin · Structure no. 121020011006152

Built
1989
36 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,780 ft
3 main spans
Daily traffic
92,650
2023 count
Owner
State
State Highway Agency

About this bridge

Bw 8 Wbml over IH 45 is a steel continuous stringer/multi-beam or girder carrying Bw 8 Wbml over IH 45 in Harris County, Texas. It was built in 1989, so it is 36 years old, younger 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 92,650 vehicles a day, roughly 9% of them trucks, projected to reach 129,710 by 2042. The structure is 1,780 ft (542.5 m) long and 60 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesBw 8 Wbml
CrossesIH 45
Location.7 MI E of Greens Crossin
RouteState Highway 8
CountyHarris County
StateTexas
Coordinates29.94068, -95.41436
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.8 US tons
Inventory rating28.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+12 approach)
Design loadHS 20
Structure length1,780 ft (542.5 m)
Longest span225 ft (68.6 m)
Deck width60 ft (18.2 m)
Roadway width58 ft (17.6 m)
Vertical clearance over deck16 ft (5 m)

Traffic and service

Average daily traffic92,650 (2023)
Projected traffic129,710 by 2042
Trucks9%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemYes

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 Bw 8 Wbml over IH 45 built?

It was built in 1989, making it 36 years old in 2025.

What condition is Bw 8 Wbml over IH 45 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 September 2024.

How much traffic does Bw 8 Wbml over IH 45 carry?

About 92,650 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is Bw 8 Wbml over IH 45?

The structure is 1,780 ft (542.5 m) long with a longest span of 225 ft (68.6 m) and a deck 60 ft wide.

Who owns Bw 8 Wbml over IH 45?

It is owned by the State Highway Agency.