US Bridges

Hillcroft Ave NB over Willow Waterhole Bayou

FairPosted for load

Harris County, Texas · 0.35 MI S of W Bellfort · Structure no. 121020B31961178

Built
1960
65 years old
Condition
Fair
inspected August 2023
Type
Slab
Concrete Continuous
Length
60 ft
3 main spans
Daily traffic
7,025
2013 count
Owner
City
City or Municipal Highway Agency

About this bridge

Hillcroft Ave NB over Willow Waterhole Bayou is a concrete continuous slab carrying Hillcroft Ave NB over Willow Waterhole Bayou in Harris County, Texas. It was built in 1960, so it is 65 years old, older 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 7,025 vehicles a day, projected to reach 16,086 by 2033. The structure is 60 ft (18.3 m) long and 29 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesHillcroft Ave NB
CrossesWillow Waterhole Bayou
Location0.35 MI S of W Bellfort
RouteCity Street 0
CountyHarris County
StateTexas
Coordinates29.65054, -95.49254
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour evaluation has not been made
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length60 ft (18.3 m)
Longest span19 ft (5.8 m)
Deck width29 ft (8.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,025 (2013)
Projected traffic16,086 by 2033
Trucks0%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$4,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Hillcroft Ave NB over Willow Waterhole Bayou built?

It was built in 1960, making it 65 years old in 2025.

What condition is Hillcroft Ave NB over Willow Waterhole Bayou 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 August 2023.

How much traffic does Hillcroft Ave NB over Willow Waterhole Bayou carry?

About 7,025 vehicles per day (2013 count).

How long is Hillcroft Ave NB over Willow Waterhole Bayou?

The structure is 60 ft (18.3 m) long with a longest span of 19 ft (5.8 m) and a deck 29 ft wide.

Who owns Hillcroft Ave NB over Willow Waterhole Bayou?

It is owned by the City or Municipal Highway Agency.