US Bridges

IH 610 Wb/Us 59 NB over US 59 NB FR

Fair

Harris County, Texas · At US 59 & IH 610 N Lp · Structure no. 121020027114409

Built
1979
46 years old
Condition
Fair
inspected October 2022
Type
Slab
Concrete Continuous
Length
126 ft
3 main spans
Daily traffic
18,906
2021 count
Owner
State
State Highway Agency

About this bridge

IH 610 Wb/Us 59 NB over US 59 NB FR is a concrete continuous slab carrying IH 610 Wb/Us 59 NB over US 59 NB FR in Harris County, Texas. It was built in 1979, so it is 46 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 18,906 vehicles a day, roughly 3% of them trucks, projected to reach 28,359 by 2041. The structure is 126 ft (38.4 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIH 610 Wb/Us 59 NB
CrossesUS 59 NB FR
LocationAt US 59 & IH 610 N Lp
RouteInterstate 610
StateTexas
Coordinates29.80924, -95.33499
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length126 ft (38.4 m)
Longest span48 ft (14.6 m)
Deck width41 ft (12.6 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,906 (2021)
Projected traffic28,359 by 2041
Trucks3%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 610 Wb/Us 59 NB over US 59 NB FR built?

It was built in 1979, making it 46 years old in 2025.

What condition is IH 610 Wb/Us 59 NB over US 59 NB FR 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 2022.

How much traffic does IH 610 Wb/Us 59 NB over US 59 NB FR carry?

About 18,906 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is IH 610 Wb/Us 59 NB over US 59 NB FR?

The structure is 126 ft (38.4 m) long with a longest span of 48 ft (14.6 m) and a deck 41 ft wide.

Who owns IH 610 Wb/Us 59 NB over US 59 NB FR?

It is owned by the State Highway Agency.