US Bridges

IH 610 Conn D over Kelley ST & Hb&t RR

Good

Harris County, Texas · 0.00 MI N of IH 610 · Structure no. 121020027114450

Built
1988
37 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,617 ft
9 main spans
Daily traffic
13,052
2024 count
Owner
State
State Highway Agency

About this bridge

IH 610 Conn D over Kelley ST & Hb&t RR is a steel continuous stringer/multi-beam or girder carrying IH 610 Conn D over Kelley ST & Hb&t RR in Harris County, Texas. It was built in 1988, so it is 37 years old, younger than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 13,052 vehicles a day, roughly 9% of them trucks, projected to reach 19,130 by 2033. The structure is 1,617 ft (492.9 m) long and 39 ft wide.

CarriesIH 610 Conn D
CrossesKelley ST & Hb&t RR
Location0.00 MI N of IH 610
RouteInterstate 610
StateTexas
Coordinates29.81528, -95.35196
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans9 (+5 approach)
Design loadHS 20
Structure length1,617 ft (492.9 m)
Longest span155 ft (47.2 m)
Deck width39 ft (11.8 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,052 (2024)
Projected traffic19,130 by 2033
Trucks9%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway and railroad
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 610 Conn D over Kelley ST & Hb&t RR built?

It was built in 1988, making it 37 years old in 2025.

What condition is IH 610 Conn D over Kelley ST & Hb&t RR in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2024.

How much traffic does IH 610 Conn D over Kelley ST & Hb&t RR carry?

About 13,052 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is IH 610 Conn D over Kelley ST & Hb&t RR?

The structure is 1,617 ft (492.9 m) long with a longest span of 155 ft (47.2 m) and a deck 39 ft wide.

Who owns IH 610 Conn D over Kelley ST & Hb&t RR?

It is owned by the State Highway Agency.