US Bridges

E1020 over Barnitz Creek

Good

Custer County, Oklahoma · Clinton &183 1N 2.5W · Structure no. 150160000000000

Built
1960
65 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
60 ft
2 main spans
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

E1020 over Barnitz Creek is a steel continuous stringer/multi-beam or girder carrying E1020 over Barnitz Creek in Custer County, Oklahoma. It was built in 1960, so it is 65 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 160 by 2042. The structure is 60 ft (18.3 m) long and 20 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesE1020
CrossesBarnitz Creek
LocationClinton &183 1N 2.5W
RouteCounty Highway E1020
Coordinates35.53931, -99.01021
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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating58 US tons
Inventory rating35.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length60 ft (18.3 m)
Longest span35 ft (10.7 m)
Deck width20 ft (6.1 m)
Roadway width20 ft (6.1 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 closed3.7 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$386,000
NavigationNo navigation control on waterway

Frequently asked questions

When was E1020 over Barnitz Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is E1020 over Barnitz 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 2024.

How much traffic does E1020 over Barnitz Creek carry?

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

How long is E1020 over Barnitz Creek?

The structure is 60 ft (18.3 m) long with a longest span of 35 ft (10.7 m) and a deck 20 ft wide.

Who owns E1020 over Barnitz Creek?

It is owned by the County Highway Agency.