US Bridges

Edge of the Earth over Corbett Creek

Good

Cleveland County, Oklahoma · 0.1 E 144th Ave SE · Structure no. 249630000000000

Built
1996
29 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
56 ft
1 main span
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

Edge of the Earth over Corbett Creek is a steel stringer/multi-beam or girder carrying Edge of the Earth over Corbett Creek in Cleveland County, Oklahoma. It was built in 1996, so it is 29 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 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 160 by 2042. The structure is 56 ft (17.2 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesEdge of the Earth
CrossesCorbett Creek
Location0.1 E 144th Ave SE
RouteCounty Highway E1420
Coordinates34.95691, -97.22854
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98 US tons
Inventory rating58 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length56 ft (17.2 m)
Longest span56 ft (17.1 m)
Deck width28 ft (8.5 m)
Roadway width27 ft (8.2 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 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$373,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Edge of the Earth over Corbett Creek built?

It was built in 1996, making it 29 years old in 2025.

What condition is Edge of the Earth over Corbett 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 November 2023.

How much traffic does Edge of the Earth over Corbett Creek carry?

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

How long is Edge of the Earth over Corbett Creek?

The structure is 56 ft (17.2 m) long with a longest span of 56 ft (17.1 m) and a deck 28 ft wide.

Who owns Edge of the Earth over Corbett Creek?

It is owned by the County Highway Agency.