US Bridges

N2720 over Fisher Creek

FairPosted for load

Caddo County, Oklahoma · 1W & 1.8N of Cogar · Structure no. 296530000000000

Built
2009
16 years old
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
34 ft
1 main span
Daily traffic
50
2022 count
Owner
County
County Highway Agency

About this bridge

N2720 over Fisher Creek is a steel stringer/multi-beam or girder carrying N2720 over Fisher Creek in Caddo County, Oklahoma. It was built in 2009, so it is 16 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. Its operating status is: posted for load restriction.

It carries about 50 vehicles a day, roughly 10% of them trucks, projected to reach 80 by 2042. The structure is 34 ft (10.4 m) long and 27 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesN2720
CrossesFisher Creek
Location1W & 1.8N of Cogar
RouteCounty Highway N2720
Coordinates35.36028, -98.14889
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
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.3 US tons
Inventory rating28.4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length34 ft (10.4 m)
Longest span34 ft (10.4 m)
Deck width27 ft (8.1 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2022)
Projected traffic80 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 N2720 over Fisher Creek built?

It was built in 2009, making it 16 years old in 2025.

What condition is N2720 over Fisher 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 January 2024.

How much traffic does N2720 over Fisher Creek carry?

About 50 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is N2720 over Fisher Creek?

The structure is 34 ft (10.4 m) long with a longest span of 34 ft (10.4 m) and a deck 27 ft wide.

Who owns N2720 over Fisher Creek?

It is owned by the County Highway Agency.