US Bridges

US 90 EB over Adlong Ditch

Fair

Harris County, Texas · 0.2 MI SW of Crosby Eastg · Structure no. 121020002802213

Built
1991
34 years old
Condition
Fair
inspected October 2024
Type
Slab
Concrete Continuous
Length
96 ft
3 main spans
Daily traffic
11,221
2023 count
Owner
State
State Highway Agency

About this bridge

US 90 EB over Adlong Ditch is a concrete continuous slab carrying US 90 EB over Adlong Ditch in Harris County, Texas. It was built in 1991, so it is 34 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 11,221 vehicles a day, roughly 10% of them trucks, projected to reach 25,456 by 2041. The structure is 96 ft (29.3 m) long and 39 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesUS 90 EB
CrossesAdlong Ditch
Location0.2 MI SW of Crosby Eastg
RouteU.S. Route 90
CountyHarris County
StateTexas
Coordinates29.94141, -95.02532
Functional classRural Principal Arterial - Other

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.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67 US tons
Inventory rating40 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length96 ft (29.3 m)
Longest span32 ft (9.8 m)
Deck width39 ft (11.9 m)
Roadway width36 ft (11.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,221 (2023)
Projected traffic25,456 by 2041
Trucks10%
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

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 90 EB over Adlong Ditch built?

It was built in 1991, making it 34 years old in 2025.

What condition is US 90 EB over Adlong 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 US 90 EB over Adlong Ditch carry?

About 11,221 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is US 90 EB over Adlong Ditch?

The structure is 96 ft (29.3 m) long with a longest span of 32 ft (9.8 m) and a deck 39 ft wide.

Who owns US 90 EB over Adlong Ditch?

It is owned by the State Highway Agency.