US Bridges

US 90 Bus over Drainage Ditch

Fair

Harris County, Texas · 0.35 MI SW of Sheldon RD · Structure no. 121020002801005

Built
1930
95 years old, rebuilt 1960
Condition
Fair
inspected September 2024
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
5,232
2023 count
Owner
State
State Highway Agency

About this bridge

US 90 Bus over Drainage Ditch is a concrete culvert carrying US 90 Bus over Drainage Ditch in Harris County, Texas. It was built in 1930 and reconstructed in 1960, so it is 95 years old, older 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 5,232 vehicles a day, roughly 20% of them trucks, projected to reach 8,267 by 2042. The structure is 21 ft (6.4 m) long and 61 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

No coordinates are recorded for this structure.

CarriesUS 90 Bus
CrossesDrainage Ditch
Location0.35 MI SW of Sheldon RD
RouteState Highway 90
StateTexas
Functional classUrban Other Principal 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width61 ft (18.7 m)
Roadway width57 ft (17.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,232 (2023)
Projected traffic8,267 by 2042
Trucks20%
Lanes on structure4
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 statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 90 Bus over Drainage Ditch built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1960.

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

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

About 5,232 vehicles per day (2023 count), of which roughly 20% are trucks.

How long is US 90 Bus over Drainage Ditch?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m) and a deck 61 ft wide.

Who owns US 90 Bus over Drainage Ditch?

It is owned by the State Highway Agency.