US Bridges

Cottage (trimble) over Little White Oak Bayou

Good

Harris County, Texas · 0.20 MI NE of IH 45 · Structure no. 121020B65209060

Built
1989
36 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
216 ft
3 main spans
Daily traffic
1,030
2011 count
Owner
City
City or Municipal Highway Agency

About this bridge

Cottage (trimble) over Little White Oak Bayou is a prestressed concrete stringer/multi-beam or girder carrying Cottage (trimble) over Little White Oak Bayou in Harris County, Texas. It was built in 1989, so it is 36 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 1,030 vehicles a day, roughly 2% of them trucks, projected to reach 1,030 by 2031. The structure is 216 ft (65.8 m) long and 41 ft wide.

CarriesCottage (trimble)
CrossesLittle White Oak Bayou
Location0.20 MI NE of IH 45
RouteCity Street 0
StateTexas
Coordinates29.79275, -95.36815
Functional classUrban 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 inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour evaluation has not been made
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length216 ft (65.8 m)
Longest span72 ft (21.9 m)
Deck width41 ft (12.5 m)
Roadway width27 ft (8.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,030 (2011)
Projected traffic1,030 by 2031
Trucks2%
Lanes on structure2
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 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 Cottage (trimble) over Little White Oak Bayou built?

It was built in 1989, making it 36 years old in 2025.

What condition is Cottage (trimble) 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 Cottage (trimble) over Little White Oak Bayou carry?

About 1,030 vehicles per day (2011 count), of which roughly 2% are trucks.

How long is Cottage (trimble) over Little White Oak Bayou?

The structure is 216 ft (65.8 m) long with a longest span of 72 ft (21.9 m) and a deck 41 ft wide.

Who owns Cottage (trimble) over Little White Oak Bayou?

It is owned by the City or Municipal Highway Agency.