US Bridges

E0559 W 36th ST N over Flat Rock Creek

Good

Osage County, Oklahoma · 1.2W of Tisdale Expwy · Structure no. 308480000000000

Built
2013
12 years old
Condition
Good
inspected February 2024
Type
Culvert
Steel
Length
20 ft
1 main span
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

E0559 W 36th ST N over Flat Rock Creek is a steel culvert carrying E0559 W 36th ST N over Flat Rock Creek in Osage County, Oklahoma. It was built in 2013, so it is 12 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 100 vehicles a day, roughly 10% of them trucks, projected to reach 160 by 2042. The structure is 20 ft (6.1 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesE0559 W 36th ST N
CrossesFlat Rock Creek
Location1.2W of Tisdale Expwy
RouteCounty Highway E0559
CountyOsage County
StateOklahoma
Coordinates36.20375, -96.02018
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating41.6 US tons
Inventory rating24.9 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadUnknown
Structure length20 ft (6.1 m)
Longest span20 ft (6.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic160 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was E0559 W 36th ST N over Flat Rock Creek built?

It was built in 2013, making it 12 years old in 2025.

What condition is E0559 W 36th ST N over Flat Rock Creek 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 February 2024.

How much traffic does E0559 W 36th ST N over Flat Rock Creek carry?

About 100 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is E0559 W 36th ST N over Flat Rock Creek?

The structure is 20 ft (6.1 m) long with a longest span of 20 ft (6.1 m).

Who owns E0559 W 36th ST N over Flat Rock Creek?

It is owned by the County Highway Agency.