US Bridges

Wrightwood ST over Little White Oak Bayou

FairPosted for load

Harris County, Texas · 0.10 MI E of Houston Ave · Structure no. 121020B71209154

Built
1955
70 years old
Condition
Fair
inspected November 2023
Type
Other
Concrete
Length
50 ft
1 main span
Daily traffic
3,115
2015 count
Owner
City
City or Municipal Highway Agency

About this bridge

Wrightwood ST over Little White Oak Bayou is a concrete other carrying Wrightwood ST over Little White Oak Bayou in Harris County, Texas. It was built in 1955, so it is 70 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 3,115 vehicles a day, roughly 1% of them trucks, projected to reach 3,551 by 2035. The structure is 50 ft (15.2 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesWrightwood ST
CrossesLittle White Oak Bayou
Location0.10 MI E of Houston Ave
RouteCity Street 0
StateTexas
Coordinates29.78099, -95.37071
Functional classUrban Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeOther
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length50 ft (15.2 m)
Longest span50 ft (15.2 m)
Deck width46 ft (14 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,115 (2015)
Projected traffic3,551 by 2035
Trucks1%
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Wrightwood ST over Little White Oak Bayou built?

It was built in 1955, making it 70 years old in 2025.

What condition is Wrightwood ST over Little White Oak 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 November 2023.

How much traffic does Wrightwood ST over Little White Oak Bayou carry?

About 3,115 vehicles per day (2015 count), of which roughly 1% are trucks.

How long is Wrightwood ST over Little White Oak Bayou?

The structure is 50 ft (15.2 m) long with a longest span of 50 ft (15.2 m) and a deck 46 ft wide.

Who owns Wrightwood ST over Little White Oak Bayou?

It is owned by the City or Municipal Highway Agency.