US Bridges

N4220 over Horse Creek

Good

Choctaw County, Oklahoma · 1N of Grant · Structure no. 310190000000000

Built
2016
9 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
110 ft
1 main span
Daily traffic
200
2022 count
Owner
County
County Highway Agency

About this bridge

N4220 over Horse Creek is a prestressed concrete stringer/multi-beam or girder carrying N4220 over Horse Creek in Choctaw County, Oklahoma. It was built in 2016, so it is 9 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 200 vehicles a day, roughly 10% of them trucks, projected to reach 320 by 2042. The structure is 110 ft (33.5 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesN4220
CrossesHorse Creek
Location1N of Grant
RouteCounty Highway N4220
Coordinates33.9591, -95.52137
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 protection9 ExcellentNo problems noted.
Last inspectionOctober 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 rating96 US tons
Inventory rating58 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length110 ft (33.5 m)
Longest span108 ft (32.9 m)
Deck width28 ft (8.6 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2022)
Projected traffic320 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was N4220 over Horse Creek built?

It was built in 2016, making it 9 years old in 2025.

What condition is N4220 over Horse 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 October 2024.

How much traffic does N4220 over Horse Creek carry?

About 200 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is N4220 over Horse Creek?

The structure is 110 ft (33.5 m) long with a longest span of 108 ft (32.9 m) and a deck 28 ft wide.

Who owns N4220 over Horse Creek?

It is owned by the County Highway Agency.