US Bridges

Heights Blvd NB over White Oak Bayou

Good

Harris County, Texas · 0.10 MI S of IH 10 · Structure no. 121020B31161078

Built
1997
28 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
240 ft
1 main span
Daily traffic
11,000
2011 count
Owner
City
City or Municipal Highway Agency

About this bridge

Heights Blvd NB over White Oak Bayou is a prestressed concrete stringer/multi-beam or girder carrying Heights Blvd NB over White Oak Bayou in Harris County, Texas. It was built in 1997, so it is 28 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 11,000 vehicles a day, roughly 1% of them trucks, projected to reach 11,000 by 2031. The structure is 240 ft (73.2 m) long and 39 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesHeights Blvd NB
CrossesWhite Oak Bayou
Location0.10 MI S of IH 10
RouteCity Street 0
CountyHarris County
StateTexas
Coordinates29.77522, -95.39741
Functional classUrban Collector

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 protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour evaluation has not been made
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

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1 (+3 approach)
Design loadHS 20
Structure length240 ft (73.2 m)
Longest span84 ft (25.6 m)
Deck width39 ft (11.8 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,000 (2011)
Projected traffic11,000 by 2031
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
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 statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$16,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Heights Blvd NB over White Oak Bayou built?

It was built in 1997, making it 28 years old in 2025.

What condition is Heights Blvd 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 November 2023.

How much traffic does Heights Blvd NB over White Oak Bayou carry?

About 11,000 vehicles per day (2011 count), of which roughly 1% are trucks.

How long is Heights Blvd NB over White Oak Bayou?

The structure is 240 ft (73.2 m) long with a longest span of 84 ft (25.6 m) and a deck 39 ft wide.

Who owns Heights Blvd NB over White Oak Bayou?

It is owned by the City or Municipal Highway Agency.