US Bridges

Jones RD NB over White Oak Bayou

Good

Harris County, Texas · 0.55 MI N of West RD · Structure no. 121020AA2108001

Built
1975
50 years old, rebuilt 1991
Condition
Good
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
120 ft
3 main spans
Daily traffic
18,865
2016 count
Owner
County
County Highway Agency

About this bridge

Jones RD NB over White Oak Bayou is a prestressed concrete box beam or girders - multiple carrying Jones RD NB over White Oak Bayou in Harris County, Texas. It was built in 1975 and reconstructed in 1991, 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 18,865 vehicles a day, roughly 1% of them trucks, projected to reach 25,000 by 2035. The structure is 120 ft (36.6 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesJones RD NB
CrossesWhite Oak Bayou
Location0.55 MI N of West RD
RouteCounty Highway 0
StateTexas
Coordinates29.91786, -95.58468
Functional classRural Principal Arterial - Other

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length120 ft (36.6 m)
Longest span40 ft (12.2 m)
Deck width41 ft (12.6 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,865 (2016)
Projected traffic25,000 by 2035
Trucks1%
Lanes on structure3
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 statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$10,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Jones RD NB over White Oak Bayou built?

It was built in 1975, making it 50 years old in 2025. It was reconstructed in 1991.

What condition is Jones RD NB over 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 August 2023.

How much traffic does Jones RD NB over White Oak Bayou carry?

About 18,865 vehicles per day (2016 count), of which roughly 1% are trucks.

How long is Jones RD NB over White Oak Bayou?

The structure is 120 ft (36.6 m) long with a longest span of 40 ft (12.2 m) and a deck 41 ft wide.

Who owns Jones RD NB over White Oak Bayou?

It is owned by the County Highway Agency.