US Bridges

FAU 9561 Post Road over I-40 under

Good

Oklahoma County, Oklahoma · 7.5 MI E of JCT I35 · Structure no. 155520000000000

Built
1962
63 years old
Condition
Good
inspected October 2024
Type
Slab
Concrete Continuous
Length
184 ft
4 main spans
Daily traffic
3,500
2022 count
Owner
State
State Highway Agency

About this bridge

FAU 9561 Post Road over I-40 under is a concrete continuous slab carrying FAU 9561 Post Road over I-40 under in Oklahoma County, Oklahoma. It was built in 1962, so it is 63 years old, older than the Oklahoma average of 47.8 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 3,500 vehicles a day, roughly 5% of them trucks, projected to reach 5,600 by 2042. The structure is 184 ft (56.1 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesFAU 9561 Post Road
CrossesI-40 under
Location7.5 MI E of JCT I35
RouteCity Street 9561
Coordinates35.42551, -97.35313
Functional classUrban Collector

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 inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating25 US tons
Inventory rating20 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length184 ft (56.1 m)
Longest span59 ft (18 m)
Deck width33 ft (10.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,500 (2022)
Projected traffic5,600 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2.8 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was FAU 9561 Post Road over I-40 under built?

It was built in 1962, making it 63 years old in 2025.

What condition is FAU 9561 Post Road over I-40 under 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 October 2024.

How much traffic does FAU 9561 Post Road over I-40 under carry?

About 3,500 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is FAU 9561 Post Road over I-40 under?

The structure is 184 ft (56.1 m) long with a longest span of 59 ft (18 m) and a deck 33 ft wide.

Who owns FAU 9561 Post Road over I-40 under?

It is owned by the State Highway Agency.