US Bridges

N3660 over Buckeye Creek

Good

Creek County, Oklahoma · 1W .2N of Olive · Structure no. 314410000000000

Built
2016
9 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete
Length
31 ft
1 main span
Daily traffic
225
2022 count
Owner
County
County Highway Agency

About this bridge

N3660 over Buckeye Creek is a concrete culvert carrying N3660 over Buckeye Creek in Creek County, Oklahoma. It was built in 2016, so it is 9 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 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 225 vehicles a day, roughly 15% of them trucks, projected to reach 360 by 2042. The structure is 31 ft (9.4 m) long and 30 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesN3660
CrossesBuckeye Creek
Location1W .2N of Olive
RouteCounty Highway N3660
Coordinates36.03528, -96.49444
Functional classRural Major Collector

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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.6 US tons
Inventory rating41.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length31 ft (9.4 m)
Longest span29 ft (8.8 m)
Deck width30 ft (9.1 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic225 (2022)
Projected traffic360 by 2042
Trucks15%
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 N3660 over Buckeye Creek built?

It was built in 2016, making it 9 years old in 2025.

What condition is N3660 over Buckeye 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 May 2024.

How much traffic does N3660 over Buckeye Creek carry?

About 225 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is N3660 over Buckeye Creek?

The structure is 31 ft (9.4 m) long with a longest span of 29 ft (8.8 m) and a deck 30 ft wide.

Who owns N3660 over Buckeye Creek?

It is owned by the County Highway Agency.