US Bridges

E1220 over Little Turkey Creek

GoodPosted for load

Beckham County, Oklahoma · 2.5 N 1. W of Erick · Structure no. 178370000000000

Built
1970
55 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
59 ft
1 main span
Daily traffic
25
2022 count
Owner
County
County Highway Agency

About this bridge

E1220 over Little Turkey Creek is a steel stringer/multi-beam or girder carrying E1220 over Little Turkey Creek in Beckham County, Oklahoma. It was built in 1970, so it is 55 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. Its operating status is: posted for load restriction.

It carries about 25 vehicles a day, roughly 10% of them trucks, projected to reach 40 by 2042. The structure is 59 ft (18 m) long and 24 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesE1220
CrossesLittle Turkey Creek
Location2.5 N 1. W of Erick
RouteCounty Highway E1220
Coordinates35.24799, -99.88502
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating31 US tons
Inventory rating18 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length59 ft (18 m)
Longest span58 ft (17.7 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2022)
Projected traffic40 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$383,000
NavigationNo navigation control on waterway

Frequently asked questions

When was E1220 over Little Turkey Creek built?

It was built in 1970, making it 55 years old in 2025.

What condition is E1220 over Little Turkey 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 April 2024.

How much traffic does E1220 over Little Turkey Creek carry?

About 25 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is E1220 over Little Turkey Creek?

The structure is 59 ft (18 m) long with a longest span of 58 ft (17.7 m) and a deck 24 ft wide.

Who owns E1220 over Little Turkey Creek?

It is owned by the County Highway Agency.