US Bridges

IH 610 over Post Oak Blvd

Good

Harris County, Texas · 1.8 MI S of IH 10 · Structure no. 121020027117562

Built
2006
19 years old
Condition
Good
inspected August 2024
Type
Box Beam or Girders - Multiple
Steel
Length
516 ft
3 main spans
Daily traffic
190,080
2020 count
Owner
State
State Highway Agency

About this bridge

IH 610 over Post Oak Blvd is a steel box beam or girders - multiple carrying IH 610 over Post Oak Blvd in Harris County, Texas. It was built in 2006, so it is 19 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 190,080 vehicles a day, roughly 6% of them trucks, projected to reach 308,470 by 2033. The structure is 516 ft (157.3 m) long and 183 ft wide.

CarriesIH 610
CrossesPost Oak Blvd
Location1.8 MI S of IH 10
RouteInterstate 610
StateTexas
Coordinates29.75417, -95.45558
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.
Substructure8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than 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

MaterialSteel
DeckConcrete, cast-in-place
Main spans3 (+1 approach)
Design loadHS 25 or greater
Structure length516 ft (157.3 m)
Longest span142 ft (43.3 m)
Deck width183 ft (55.9 m)
Roadway width155 ft (47.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic190,080 (2020)
Projected traffic308,470 by 2033
Trucks6%
Lanes on structure10
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
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 over Post Oak Blvd built?

It was built in 2006, making it 19 years old in 2025.

What condition is IH 610 over Post Oak Blvd 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 August 2024.

How much traffic does IH 610 over Post Oak Blvd carry?

About 190,080 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is IH 610 over Post Oak Blvd?

The structure is 516 ft (157.3 m) long with a longest span of 142 ft (43.3 m) and a deck 183 ft wide.

Who owns IH 610 over Post Oak Blvd?

It is owned by the State Highway Agency.