US Bridges

E1020 over Creek

Fair

Canadian County, Oklahoma · 4.S 4.9W of Calumet · Structure no. 021260000000000

Built
1928
97 years old
Condition
Fair
inspected October 2023
Type
Slab
Concrete
Length
112 ft
5 main spans
Daily traffic
350
2022 count
Owner
County
County Highway Agency

About this bridge

E1020 over Creek is a concrete slab carrying E1020 over Creek in Canadian County, Oklahoma. It was built in 1928, so it is 97 years old, older than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 350 vehicles a day, roughly 15% of them trucks, projected to reach 560 by 2042. The structure is 112 ft (34.1 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesE1020
CrossesCreek
Location4.S 4.9W of Calumet
RouteCounty Highway 922C
CountyCanadian County
StateOklahoma
Coordinates35.53643, -98.2011
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.1 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadUnknown
Structure length112 ft (34.1 m)
Longest span22 ft (6.7 m)
Deck width33 ft (10.1 m)
Roadway width21 ft (6.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2022)
Projected traffic560 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$539,000
NavigationNo navigation control on waterway

Frequently asked questions

When was E1020 over Creek built?

It was built in 1928, making it 97 years old in 2025.

What condition is E1020 over Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2023.

How much traffic does E1020 over Creek carry?

About 350 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is E1020 over Creek?

The structure is 112 ft (34.1 m) long with a longest span of 22 ft (6.7 m) and a deck 33 ft wide.

Who owns E1020 over Creek?

It is owned by the County Highway Agency.