US Bridges

US 90A over Drainage Ditch

Good

Fort Bend County, Texas · 0.25 MI SW of Bw 8 · Structure no. 120800002708280

Built
1998
27 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
55 ft
1 main span
Daily traffic
215,954
2019 count
Owner
State
State Highway Agency

About this bridge

US 90A over Drainage Ditch is a prestressed concrete stringer/multi-beam or girder carrying US 90A over Drainage Ditch in Fort Bend County, Texas. It was built in 1998, so it is 27 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 215,954 vehicles a day, roughly 6% of them trucks, projected to reach 6,000 by 2032. The structure is 55 ft (16.8 m) long and 111 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS 90A
CrossesDrainage Ditch
Location0.25 MI SW of Bw 8
RouteU.S. Route 0
StateTexas
Coordinates29.62487, -95.52208
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 inspectionSeptember 2024
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 alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length55 ft (16.8 m)
Longest span55 ft (16.8 m)
Deck width111 ft (33.9 m)
Roadway width95 ft (29 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic215,954 (2019)
Projected traffic6,000 by 2032
Trucks6%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 90A over Drainage Ditch built?

It was built in 1998, making it 27 years old in 2025.

What condition is US 90A over Drainage Ditch 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 September 2024.

How much traffic does US 90A over Drainage Ditch carry?

About 215,954 vehicles per day (2019 count), of which roughly 6% are trucks.

How long is US 90A over Drainage Ditch?

The structure is 55 ft (16.8 m) long with a longest span of 55 ft (16.8 m) and a deck 111 ft wide.

Who owns US 90A over Drainage Ditch?

It is owned by the State Highway Agency.