US Bridges

N4460 over Fourteen Mile Creek

Good

Cherokee County, Oklahoma · 4E 1N of Lost City · Structure no. 316830000000000

Built
2018
7 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
257 ft
3 main spans
Daily traffic
150
2022 count
Owner
County
County Highway Agency

About this bridge

N4460 over Fourteen Mile Creek is a prestressed concrete stringer/multi-beam or girder carrying N4460 over Fourteen Mile Creek in Cherokee County, Oklahoma. It was built in 2018, so it is 7 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 150 vehicles a day, roughly 15% of them trucks, projected to reach 240 by 2042. The structure is 257 ft (78.2 m) long and 28 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesN4460
CrossesFourteen Mile Creek
Location4E 1N of Lost City
RouteCounty Highway N4460
Coordinates36.00306, -95.06556
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable 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 rating85.3 US tons
Inventory rating57.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length257 ft (78.2 m)
Longest span85 ft (25.9 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic150 (2022)
Projected traffic240 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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$1.3 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was N4460 over Fourteen Mile Creek built?

It was built in 2018, making it 7 years old in 2025.

What condition is N4460 over Fourteen Mile 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 July 2024.

How much traffic does N4460 over Fourteen Mile Creek carry?

About 150 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is N4460 over Fourteen Mile Creek?

The structure is 257 ft (78.2 m) long with a longest span of 85 ft (25.9 m) and a deck 28 ft wide.

Who owns N4460 over Fourteen Mile Creek?

It is owned by the County Highway Agency.