US Bridges

IRR N3530 Norfolk over Creek

Good

Payne County, Oklahoma · 3E of Cushing · Structure no. 311900000000000

Built
2023
2 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
32 ft
3 main spans
Daily traffic
750
2022 count
Owner
County
County Highway Agency

About this bridge

IRR N3530 Norfolk over Creek is a concrete culvert carrying IRR N3530 Norfolk over Creek in Payne County, Oklahoma. It was built in 2023, so it is 2 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 750 vehicles a day, roughly 15% of them trucks, projected to reach 1,200 by 2042. The structure is 32 ft (9.8 m) long and 46 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesIRR N3530 Norfolk
CrossesCreek
Location3E of Cushing
RouteCounty Highway N3530
Coordinates36.01065, -96.71409
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 inspectionSeptember 2023
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 rating98 US tons
Inventory rating58 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 width46 ft (14 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic750 (2022)
Projected traffic1,200 by 2042
Trucks15%
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was IRR N3530 Norfolk over Creek built?

It was built in 2023, making it 2 years old in 2025.

What condition is IRR N3530 Norfolk 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 September 2023.

How much traffic does IRR N3530 Norfolk over Creek carry?

About 750 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is IRR N3530 Norfolk over Creek?

The structure is 32 ft (9.8 m) long with a longest span of 10 ft (3 m) and a deck 46 ft wide.

Who owns IRR N3530 Norfolk over Creek?

It is owned by the County Highway Agency.