US Bridges

IH 10 over Drainage Ditch

Fair

Harris County, Texas · 1.50 MI E of Bwy 8 · Structure no. 121020050801259

Built
1982
43 years old
Condition
Fair
inspected October 2024
Type
Culvert
Concrete
Length
39 ft
4 main spans
Daily traffic
144,858
2023 count
Owner
State
State Highway Agency

About this bridge

IH 10 over Drainage Ditch is a concrete culvert carrying IH 10 over Drainage Ditch in Harris County, Texas. It was built in 1982, so it is 43 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 144,858 vehicles a day, roughly 17% of them trucks, projected to reach 202,801 by 2042. The structure is 39 ft (11.9 m) long.

CarriesIH 10
CrossesDrainage Ditch
Location1.50 MI E of Bwy 8
RouteInterstate 10
StateTexas
Coordinates29.77682, -95.12984
Functional classUrban Principal Arterial - Interstate

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 inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadUnknown
Structure length39 ft (11.9 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic144,858 (2023)
Projected traffic202,801 by 2042
Trucks17%
Lanes on structure13
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 IH 10 over Drainage Ditch built?

It was built in 1982, making it 43 years old in 2025.

What condition is IH 10 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 October 2024.

How much traffic does IH 10 over Drainage Ditch carry?

About 144,858 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is IH 10 over Drainage Ditch?

The structure is 39 ft (11.9 m) long with a longest span of 8 ft (2.4 m).

Who owns IH 10 over Drainage Ditch?

It is owned by the State Highway Agency.