US Bridges

US 90 WB over County RD

Fair

Harris County, Texas · 1.40 MI SW of FM 1942 · Structure no. 121020002802189

Built
1989
36 years old
Condition
Fair
inspected August 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
250 ft
3 main spans
Daily traffic
18,416
2020 count
Owner
State
State Highway Agency

About this bridge

US 90 WB over County RD is a prestressed concrete stringer/multi-beam or girder carrying US 90 WB over County RD 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 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 18,416 vehicles a day, roughly 8% of them trucks, projected to reach 36,831 by 2040. The structure is 250 ft (76.2 m) long and 40 ft wide.

Location

Open in Google Maps
CarriesUS 90 WB
CrossesCounty RD
Location1.40 MI SW of FM 1942
RouteU.S. Route 90
CountyHarris County
StateTexas
Coordinates29.87228, -95.0784
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 spans3
Design loadHS 20
Structure length250 ft (76.2 m)
Longest span90 ft (27.4 m)
Deck width40 ft (12.2 m)
Roadway width37 ft (11.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,416 (2020)
Projected traffic36,831 by 2040
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 90 WB over County RD built?

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

What condition is US 90 WB over County RD 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 2022.

How much traffic does US 90 WB over County RD carry?

About 18,416 vehicles per day (2020 count), of which roughly 8% are trucks.

How long is US 90 WB over County RD?

The structure is 250 ft (76.2 m) long with a longest span of 90 ft (27.4 m) and a deck 40 ft wide.

Who owns US 90 WB over County RD?

It is owned by the State Highway Agency.