US Bridges

Eldridge Pkwy SB over Whiteoak Bayou

Fair

Harris County, Texas · 0.3 MI N of FM 1960 · Structure no. 121020AA7830002

Built
1990
35 years old
Condition
Fair
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
130 ft
3 main spans
Daily traffic
2,000
2013 count
Owner
County
County Highway Agency

About this bridge

Eldridge Pkwy SB over Whiteoak Bayou is a prestressed concrete box beam or girders - multiple carrying Eldridge Pkwy SB over Whiteoak Bayou in Harris County, Texas. It was built in 1990, so it is 35 years old, younger 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 2,000 vehicles a day, roughly 1% of them trucks, projected to reach 3,500 by 2033. The structure is 130 ft (39.6 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesEldridge Pkwy SB
CrossesWhiteoak Bayou
Location0.3 MI N of FM 1960
RouteCounty Highway 0
CountyHarris County
StateTexas
Coordinates29.9255, -95.60627
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length130 ft (39.6 m)
Longest span43 ft (13.1 m)
Deck width32 ft (9.9 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,000 (2013)
Projected traffic3,500 by 2033
Trucks1%
Lanes on structure2
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 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 Eldridge Pkwy SB over Whiteoak Bayou built?

It was built in 1990, making it 35 years old in 2025.

What condition is Eldridge Pkwy SB over Whiteoak 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 August 2023.

How much traffic does Eldridge Pkwy SB over Whiteoak Bayou carry?

About 2,000 vehicles per day (2013 count), of which roughly 1% are trucks.

How long is Eldridge Pkwy SB over Whiteoak Bayou?

The structure is 130 ft (39.6 m) long with a longest span of 43 ft (13.1 m) and a deck 32 ft wide.

Who owns Eldridge Pkwy SB over Whiteoak Bayou?

It is owned by the County Highway Agency.