US Bridges

W Tidwell RD over Little White Oak Bayou

Good

Harris County, Texas · 0.40 MI W of IH 45 · Structure no. 121020B64305005

Built
1975
50 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
27 ft
3 main spans
Daily traffic
17,580
2011 count
Owner
City
City or Municipal Highway Agency

About this bridge

W Tidwell RD over Little White Oak Bayou is a concrete culvert carrying W Tidwell RD over Little White Oak Bayou in Harris County, Texas. It was built in 1975, so it is 50 years old, older 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 17,580 vehicles a day, projected to reach 20,000 by 2031. The structure is 27 ft (8.2 m) long.

CarriesW Tidwell RD
CrossesLittle White Oak Bayou
Location0.40 MI W of IH 45
RouteCity Street 0
StateTexas
Coordinates29.84525, -95.39988
Functional classUrban Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour evaluation has not been made
Structural evaluation6: Equal to present minimum criteria
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 typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length27 ft (8.2 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,580 (2011)
Projected traffic20,000 by 2031
Trucks0%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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$31,000
NavigationNo navigation control on waterway

Frequently asked questions

When was W Tidwell RD over Little White Oak Bayou built?

It was built in 1975, making it 50 years old in 2025.

What condition is W Tidwell RD over Little White Oak Bayou 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 October 2023.

How much traffic does W Tidwell RD over Little White Oak Bayou carry?

About 17,580 vehicles per day (2011 count).

How long is W Tidwell RD over Little White Oak Bayou?

The structure is 27 ft (8.2 m) long with a longest span of 8 ft (2.4 m).

Who owns W Tidwell RD over Little White Oak Bayou?

It is owned by the City or Municipal Highway Agency.