US Bridges

IRR N2620 over Creek

Good

Cotton County, Oklahoma · 1.3N of S.H. 53 / S.H. 5 · Structure no. 309830000000000

Built
2013
12 years old
Condition
Good
inspected June 2023
Type
Culvert
Concrete
Length
32 ft
3 main spans
Daily traffic
214
2022 count
Owner
County
County Highway Agency

About this bridge

IRR N2620 over Creek is a concrete culvert carrying IRR N2620 over Creek in Cotton County, Oklahoma. It was built in 2013, so it is 12 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 214 vehicles a day, roughly 15% of them trucks, projected to reach 342 by 2042. The structure is 32 ft (9.8 m) long and 52 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesIRR N2620
CrossesCreek
Location1.3N of S.H. 53 / S.H. 5
RouteCounty Highway N2620
Coordinates34.38, -98.31333
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.4 US tons
Inventory rating24.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span10 ft (3 m)
Deck width52 ft (15.8 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic214 (2022)
Projected traffic342 by 2042
Trucks15%
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$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was IRR N2620 over Creek built?

It was built in 2013, making it 12 years old in 2025.

What condition is IRR N2620 over 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 June 2023.

How much traffic does IRR N2620 over Creek carry?

About 214 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is IRR N2620 over Creek?

The structure is 32 ft (9.8 m) long with a longest span of 10 ft (3 m) and a deck 52 ft wide.

Who owns IRR N2620 over Creek?

It is owned by the County Highway Agency.