US Bridges

IH 610WB/S Postoak over S Braeswood & S Post Oak

Good

Harris County, Texas · 1.9 MI W of US 90A · Structure no. 121020027116443

Built
1986
39 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,192 ft
4 main spans
Daily traffic
14,060
2013 count
Owner
State
State Highway Agency

About this bridge

IH 610WB/S Postoak over S Braeswood & S Post Oak is a steel continuous stringer/multi-beam or girder carrying IH 610WB/S Postoak over S Braeswood & S Post Oak in Harris County, Texas. It was built in 1986, so it is 39 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 14,060 vehicles a day, roughly 6% of them trucks, projected to reach 19,690 by 2033. The structure is 1,192 ft (363.3 m) long and 30 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIH 610WB/S Postoak
CrossesS Braeswood & S Post Oak
Location1.9 MI W of US 90A
RouteInterstate 610
StateTexas
Coordinates29.67893, -95.45737
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 inspectionNovember 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 alignment7: Better than present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4 (+11 approach)
Design loadHS 20
Structure length1,192 ft (363.3 m)
Longest span125 ft (38.1 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,060 (2013)
Projected traffic19,690 by 2033
Trucks6%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
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 610WB/S Postoak over S Braeswood & S Post Oak built?

It was built in 1986, making it 39 years old in 2025.

What condition is IH 610WB/S Postoak over S Braeswood & S Post Oak 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 November 2024.

How much traffic does IH 610WB/S Postoak over S Braeswood & S Post Oak carry?

About 14,060 vehicles per day (2013 count), of which roughly 6% are trucks.

How long is IH 610WB/S Postoak over S Braeswood & S Post Oak?

The structure is 1,192 ft (363.3 m) long with a longest span of 125 ft (38.1 m) and a deck 30 ft wide.

Who owns IH 610WB/S Postoak over S Braeswood & S Post Oak?

It is owned by the State Highway Agency.