US Bridges

N4760 over Creek

Good

Adair County, Oklahoma · 5E 2.7S of Stillwell · Structure no. 303570000000000

Built
2011
14 years old
Condition
Good
inspected July 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
270
2022 count
Owner
County
County Highway Agency

About this bridge

N4760 over Creek is a concrete culvert carrying N4760 over Creek in Adair County, Oklahoma. It was built in 2011, so it is 14 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 270 vehicles a day, roughly 10% of them trucks, projected to reach 400 by 2042. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesN4760
CrossesCreek
Location5E 2.7S of Stillwell
RouteCounty Highway N4760
Coordinates35.77333, -94.54167
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56 US tons
Inventory rating33 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic270 (2022)
Projected traffic400 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 N4760 over Creek built?

It was built in 2011, making it 14 years old in 2025.

What condition is N4760 over 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 2023.

How much traffic does N4760 over Creek carry?

About 270 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is N4760 over Creek?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns N4760 over Creek?

It is owned by the County Highway Agency.