US Bridges

Bob White DR over Willow Waterhole Bayou

Good

Harris County, Texas · 0.15 MI S of W Bellfort · Structure no. 121020B08489179

Built
1979
46 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
5,800
2014 count
Owner
City
City or Municipal Highway Agency

About this bridge

Bob White DR over Willow Waterhole Bayou is a concrete culvert carrying Bob White DR over Willow Waterhole Bayou in Harris County, Texas. It was built in 1979, so it is 46 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 5,800 vehicles a day, projected to reach 6,400 by 2034. The structure is 23 ft (7 m) long and 60 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBob White DR
CrossesWillow Waterhole Bayou
Location0.15 MI S of W Bellfort
RouteCity Street 0
StateTexas
Coordinates29.65449, -95.50058
Functional classUrban Local

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length23 ft (7 m)
Longest span10 ft (3 m)
Deck width60 ft (18.3 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,800 (2014)
Projected traffic6,400 by 2034
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Bob White DR over Willow Waterhole Bayou built?

It was built in 1979, making it 46 years old in 2025.

What condition is Bob White DR over Willow Waterhole Bayou 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 Bob White DR over Willow Waterhole Bayou carry?

About 5,800 vehicles per day (2014 count).

How long is Bob White DR over Willow Waterhole Bayou?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m) and a deck 60 ft wide.

Who owns Bob White DR over Willow Waterhole Bayou?

It is owned by the City or Municipal Highway Agency.