US Bridges

IH 610 Ebml over Willow Waterhole Bayou

Fair

Harris County, Texas · 1.6 MI W of US 90A · Structure no. 121020027116367

Built
1971
54 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
106 ft
3 main spans
Daily traffic
69,562
2019 count
Owner
State
State Highway Agency

About this bridge

IH 610 Ebml over Willow Waterhole Bayou is a prestressed concrete stringer/multi-beam or girder carrying IH 610 Ebml over Willow Waterhole Bayou in Harris County, Texas. It was built in 1971, so it is 54 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 69,562 vehicles a day, roughly 6% of them trucks, projected to reach 98,470 by 2033. The structure is 106 ft (32.3 m) long and 82 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIH 610 Ebml
CrossesWillow Waterhole Bayou
Location1.6 MI W of US 90A
RouteInterstate 610
StateTexas
Coordinates29.67915, -95.45344
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length106 ft (32.3 m)
Longest span40 ft (12.2 m)
Deck width82 ft (25.1 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic69,562 (2019)
Projected traffic98,470 by 2033
Trucks6%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 IH 610 Ebml over Willow Waterhole Bayou built?

It was built in 1971, making it 54 years old in 2025.

What condition is IH 610 Ebml over Willow Waterhole Bayou 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 2024.

How much traffic does IH 610 Ebml over Willow Waterhole Bayou carry?

About 69,562 vehicles per day (2019 count), of which roughly 6% are trucks.

How long is IH 610 Ebml over Willow Waterhole Bayou?

The structure is 106 ft (32.3 m) long with a longest span of 40 ft (12.2 m) and a deck 82 ft wide.

Who owns IH 610 Ebml over Willow Waterhole Bayou?

It is owned by the State Highway Agency.