US Bridges

N2930 (66 St) over Creek

Good

Garfield County, Oklahoma · 3 MI E .1 S US64 · Structure no. 168890000000000

Built
1967
58 years old
Condition
Good
inspected August 2023
Type
Culvert
Concrete
Length
40 ft
3 main spans
Daily traffic
500
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

N2930 (66 St) over Creek is a concrete culvert carrying N2930 (66 St) over Creek in Garfield County, Oklahoma. It was built in 1967, so it is 58 years old, older 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 500 vehicles a day, roughly 5% of them trucks, projected to reach 800 by 2042. The structure is 40 ft (12.1 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesN2930 (66 St)
CrossesCreek
Location3 MI E .1 S US64
RouteCity Street N2930
CountyGarfield County
StateOklahoma
Coordinates36.39449, -97.78318
Functional classUrban Minor Arterial

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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum 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
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length40 ft (12.1 m)
Longest span14 ft (4.3 m)
Deck width32 ft (9.9 m)
Roadway width31 ft (9.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2022)
Projected traffic800 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N2930 (66 St) over Creek built?

It was built in 1967, making it 58 years old in 2025.

What condition is N2930 (66 St) 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 August 2023.

How much traffic does N2930 (66 St) over Creek carry?

About 500 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is N2930 (66 St) over Creek?

The structure is 40 ft (12.1 m) long with a longest span of 14 ft (4.3 m) and a deck 32 ft wide.

Who owns N2930 (66 St) over Creek?

It is owned by the City or Municipal Highway Agency.