US Bridges

Greenhouse RD NB over Hcfcd Ditch

Good

Harris County, Texas · 0.45 MI N of Clay RD · Structure no. 121020AA0237002

Built
2006
19 years old
Condition
Good
inspected August 2023
Type
Other
Prestressed Concrete
Length
120 ft
3 main spans
Daily traffic
300
2013 count
Owner
County
County Highway Agency

About this bridge

Greenhouse RD NB over Hcfcd Ditch is a prestressed concrete other carrying Greenhouse RD NB over Hcfcd Ditch in Harris County, Texas. It was built in 2006, so it is 19 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 300 vehicles a day, roughly 1% of them trucks, projected to reach 8,000 by 2033. The structure is 120 ft (36.6 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesGreenhouse RD NB
CrossesHcfcd Ditch
Location0.45 MI N of Clay RD
RouteCounty Highway 0
CountyHarris County
StateTexas
Coordinates29.83793, -95.70242
Functional classRural Local

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 inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeOther
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length120 ft (36.6 m)
Longest span40 ft (12.2 m)
Deck width33 ft (10.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2013)
Projected traffic8,000 by 2033
Trucks1%
Lanes on structure2
Traffic directionOne-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 NB over Hcfcd Ditch built?

It was built in 2006, making it 19 years old in 2025.

What condition is Greenhouse RD NB over Hcfcd Ditch 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 August 2023.

How much traffic does Greenhouse RD NB over Hcfcd Ditch carry?

About 300 vehicles per day (2013 count), of which roughly 1% are trucks.

How long is Greenhouse RD NB over Hcfcd Ditch?

The structure is 120 ft (36.6 m) long with a longest span of 40 ft (12.2 m) and a deck 33 ft wide.

Who owns Greenhouse RD NB over Hcfcd Ditch?

It is owned by the County Highway Agency.