US Bridges

N4200 over Elk Creek

Fair

McIntosh County, Oklahoma · 1N;1W of Checotah · Structure no. 201190000000000

Built
1982
43 years old
Condition
Fair
inspected September 2023
Type
Tee Beam
Prestressed Concrete
Length
45 ft
1 main span
Daily traffic
100
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

N4200 over Elk Creek is a prestressed concrete tee beam carrying N4200 over Elk Creek in McIntosh County, Oklahoma. It was built in 1982, so it is 43 years old, younger than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 100 vehicles a day, roughly 10% of them trucks, projected to reach 160 by 2042. The structure is 45 ft (13.7 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesN4200
CrossesElk Creek
Location1N;1W of Checotah
RouteCity Street N4200
CountyMcIntosh County
StateOklahoma
Coordinates35.48399, -95.53999
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating42.5 US tons
Inventory rating25.5 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length45 ft (13.7 m)
Longest span41 ft (12.5 m)
Deck width28 ft (8.6 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic160 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal 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$331,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N4200 over Elk Creek built?

It was built in 1982, making it 43 years old in 2025.

What condition is N4200 over Elk Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2023.

How much traffic does N4200 over Elk Creek carry?

About 100 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is N4200 over Elk Creek?

The structure is 45 ft (13.7 m) long with a longest span of 41 ft (12.5 m) and a deck 28 ft wide.

Who owns N4200 over Elk Creek?

It is owned by the City or Municipal Highway Agency and maintained by the County Highway Agency.