US Bridges

Greenhouse RD over Detention Basin

Good

Harris County, Texas · 0.30 MI S of Tuckerton RD · Structure no. 121020A34069001

Built
2011
14 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
80 ft
1 main span
Daily traffic
250
2014 count
Owner
County
County Highway Agency

About this bridge

Greenhouse RD over Detention Basin is a prestressed concrete stringer/multi-beam or girder carrying Greenhouse RD over Detention Basin in Harris County, Texas. It was built in 2011, so it is 14 years old, younger 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 250 vehicles a day, projected to reach 1,000 by 2034. The structure is 80 ft (24.4 m) long and 36 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesGreenhouse RD
CrossesDetention Basin
Location0.30 MI S of Tuckerton RD
RouteCounty Highway 0
CountyHarris County
StateTexas
Coordinates29.9186, -95.70337
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour evaluation has not been made
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length80 ft (24.4 m)
Longest span80 ft (24.4 m)
Deck width36 ft (11.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2014)
Projected traffic1,000 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

OwnerCounty Highway Agency
Maintained byCounty 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 Greenhouse RD over Detention Basin built?

It was built in 2011, making it 14 years old in 2025.

What condition is Greenhouse RD over Detention Basin 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 Greenhouse RD over Detention Basin carry?

About 250 vehicles per day (2014 count).

How long is Greenhouse RD over Detention Basin?

The structure is 80 ft (24.4 m) long with a longest span of 80 ft (24.4 m) and a deck 36 ft wide.

Who owns Greenhouse RD over Detention Basin?

It is owned by the County Highway Agency.