US Bridges

Co. Rd. N4430 over Cherokee Tp under

Good

Mayes County, Oklahoma · 9.45 Mi.Ne of Tp Gate · Structure no. 229280000000000

Built
1991
34 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
304 ft
4 main spans
Daily traffic
5,000
2022 count
Owner
Toll Authority
State Toll Authority

About this bridge

Co. Rd. N4430 over Cherokee Tp under is a prestressed concrete stringer/multi-beam or girder carrying Co. Rd. N4430 over Cherokee Tp under in Mayes County, Oklahoma. It was built in 1991, so it is 34 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 5,000 vehicles a day, roughly 15% of them trucks, projected to reach 8,000 by 2042. The structure is 304 ft (92.7 m) long and 32 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesCo. Rd. N4430
CrossesCherokee Tp under
Location9.45 Mi.Ne of Tp Gate
RouteCounty Highway 412
CountyMayes County
StateOklahoma
Coordinates36.20026, -95.11861
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating38.8 US tons
Inventory rating23.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length304 ft (92.7 m)
Longest span98 ft (29.9 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,000 (2022)
Projected traffic8,000 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2.7 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Co. Rd. N4430 over Cherokee Tp under built?

It was built in 1991, making it 34 years old in 2025.

What condition is Co. Rd. N4430 over Cherokee Tp under 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 September 2024.

How much traffic does Co. Rd. N4430 over Cherokee Tp under carry?

About 5,000 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is Co. Rd. N4430 over Cherokee Tp under?

The structure is 304 ft (92.7 m) long with a longest span of 98 ft (29.9 m) and a deck 32 ft wide.

Who owns Co. Rd. N4430 over Cherokee Tp under?

It is owned by the State Toll Authority.