US Bridges

N4420 over Pecan Creek

GoodPosted for load

Cherokee County, Oklahoma · .3E 1.9S of Hulbert · Structure no. 281480000000000

Built
2001
24 years old
Condition
Good
inspected August 2023
Type
Culvert
Concrete
Length
67 ft
4 main spans
Daily traffic
60
2022 count
Owner
County
County Highway Agency

About this bridge

N4420 over Pecan Creek is a concrete culvert carrying N4420 over Pecan Creek in Cherokee County, Oklahoma. It was built in 2001, so it is 24 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. Its operating status is: posted for load restriction.

It carries about 60 vehicles a day, roughly 10% of them trucks, projected to reach 96 by 2042. The structure is 67 ft (20.4 m) long and 28 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesN4420
CrossesPecan Creek
Location.3E 1.9S of Hulbert
RouteCounty Highway N4420
Coordinates35.90693, -95.13631
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 inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating28 US tons
Inventory rating17 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadUnknown
Structure length67 ft (20.4 m)
Longest span16 ft (4.9 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2022)
Projected traffic96 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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$1.2 million
NavigationNo navigation control on waterway

Frequently asked questions

When was N4420 over Pecan Creek built?

It was built in 2001, making it 24 years old in 2025.

What condition is N4420 over Pecan 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 August 2023.

How much traffic does N4420 over Pecan Creek carry?

About 60 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is N4420 over Pecan Creek?

The structure is 67 ft (20.4 m) long with a longest span of 16 ft (4.9 m) and a deck 28 ft wide.

Who owns N4420 over Pecan Creek?

It is owned by the County Highway Agency.