US Bridges

Wallisville RD over Greens Bayou

Fair

Harris County, Texas · 2.00 MI W of Uvalde RD · Structure no. 121020AA4541001

Built
1986
39 years old
Condition
Fair
inspected December 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
600 ft
10 main spans
Daily traffic
18,696
2021 count
Owner
County
County Highway Agency

About this bridge

Wallisville RD over Greens Bayou is a prestressed concrete box beam or girders - multiple carrying Wallisville RD over Greens Bayou in Harris County, Texas. It was built in 1986, so it is 39 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 18,696 vehicles a day, roughly 3% of them trucks, projected to reach 26,174 by 2042. The structure is 600 ft (182.9 m) long and 60 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesWallisville RD
CrossesGreens Bayou
Location2.00 MI W of Uvalde RD
RouteCounty Highway 0
CountyHarris County
StateTexas
Coordinates29.80541, -95.21255
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
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 spans10
Design loadUnknown
Structure length600 ft (182.9 m)
Longest span60 ft (18.3 m)
Deck width60 ft (18.3 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,696 (2021)
Projected traffic26,174 by 2042
Trucks3%
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$75,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Wallisville RD over Greens Bayou built?

It was built in 1986, making it 39 years old in 2025.

What condition is Wallisville RD over Greens 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 December 2024.

How much traffic does Wallisville RD over Greens Bayou carry?

About 18,696 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Wallisville RD over Greens Bayou?

The structure is 600 ft (182.9 m) long with a longest span of 60 ft (18.3 m) and a deck 60 ft wide.

Who owns Wallisville RD over Greens Bayou?

It is owned by the County Highway Agency.