US Bridges

Studewood ST over White Oak Bayou

Fair

Harris County, Texas · 0.2 MI NE of IH 10 · Structure no. 121020B61969001

Built
1956
69 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
392 ft
8 main spans
Daily traffic
11,713
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Studewood ST over White Oak Bayou is a steel continuous stringer/multi-beam or girder carrying Studewood ST over White Oak Bayou in Harris County, Texas. It was built in 1956, so it is 69 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 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 11,713 vehicles a day, roughly 3% of them trucks, projected to reach 16,398 by 2042. The structure is 392 ft (119.5 m) long and 56 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesStudewood ST
CrossesWhite Oak Bayou
Location0.2 MI NE of IH 10
RouteCity Street 0
CountyHarris County
StateTexas
Coordinates29.77885, -95.38709
Functional classUrban Minor Arterial

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 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 rating48.9 US tons
Inventory rating29 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans8
Design loadUnknown
Structure length392 ft (119.5 m)
Longest span52 ft (15.9 m)
Deck width56 ft (17.1 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,713 (2022)
Projected traffic16,398 by 2042
Trucks3%
Lanes on structure4
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$48,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Studewood ST over White Oak Bayou built?

It was built in 1956, making it 69 years old in 2025.

What condition is Studewood ST over 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 December 2023.

How much traffic does Studewood ST over White Oak Bayou carry?

About 11,713 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Studewood ST over White Oak Bayou?

The structure is 392 ft (119.5 m) long with a longest span of 52 ft (15.9 m) and a deck 56 ft wide.

Who owns Studewood ST over White Oak Bayou?

It is owned by the City or Municipal Highway Agency.