US Bridges

Wallisville RD over Carpenters Bayou

Fair

Harris County, Texas · 0.25 MI E of Beltway 8 · Structure no. 121020AA4541004

Built
1982
43 years old
Condition
Fair
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
152 ft
3 main spans
Daily traffic
21,237
2016 count
Owner
County
County Highway Agency

About this bridge

Wallisville RD over Carpenters Bayou is a prestressed concrete box beam or girders - multiple carrying Wallisville RD over Carpenters Bayou in Harris County, Texas. It was built in 1982, so it is 43 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 21,237 vehicles a day, projected to reach 15,000 by 2030. The structure is 152 ft (46.3 m) long and 57 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesWallisville RD
CrossesCarpenters Bayou
Location0.25 MI E of Beltway 8
RouteCounty Highway 0
CountyHarris County
StateTexas
Coordinates29.80995, -95.15869
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
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 typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length152 ft (46.3 m)
Longest span49 ft (14.9 m)
Deck width57 ft (17.5 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,237 (2016)
Projected traffic15,000 by 2030
Trucks0%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$19,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Wallisville RD over Carpenters Bayou built?

It was built in 1982, making it 43 years old in 2025.

What condition is Wallisville RD over Carpenters 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 September 2023.

How much traffic does Wallisville RD over Carpenters Bayou carry?

About 21,237 vehicles per day (2016 count).

How long is Wallisville RD over Carpenters Bayou?

The structure is 152 ft (46.3 m) long with a longest span of 49 ft (14.9 m) and a deck 57 ft wide.

Who owns Wallisville RD over Carpenters Bayou?

It is owned by the County Highway Agency.