US Bridges

N3650 over Clear Creek

Good

Osage County, Oklahoma · 8W of Pawhuska · Structure no. 289250000000000

Built
2012
13 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
210 ft
1 main span
Daily traffic
412
2022 count
Owner
County
County Highway Agency

About this bridge

N3650 over Clear Creek is a prestressed concrete stringer/multi-beam or girder carrying N3650 over Clear Creek in Osage County, Oklahoma. It was built in 2012, so it is 13 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 412 vehicles a day, roughly 10% of them trucks, projected to reach 659 by 2042. The structure is 210 ft (64 m) long and 34 ft wide. If it were closed, the detour would be 10.6 mi (17 km).

CarriesN3650
CrossesClear Creek
Location8W of Pawhuska
RouteCounty Highway 3650
Coordinates36.66306, -96.49306
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating71 US tons
Inventory rating43 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length210 ft (64 m)
Longest span70 ft (21.3 m)
Deck width34 ft (10.5 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic412 (2022)
Projected traffic659 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed10.6 mi (17 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$555,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N3650 over Clear Creek built?

It was built in 2012, making it 13 years old in 2025.

What condition is N3650 over Clear 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 April 2024.

How much traffic does N3650 over Clear Creek carry?

About 412 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is N3650 over Clear Creek?

The structure is 210 ft (64 m) long with a longest span of 70 ft (21.3 m) and a deck 34 ft wide.

Who owns N3650 over Clear Creek?

It is owned by the County Highway Agency.