US Bridges

1840C over Mcdonald Creek

Fair

Craig County, Oklahoma · 2.5 MI N of Pyramid Corne · Structure no. 198410000000000

Built
1981
44 years old
Condition
Fair
inspected September 2024
Type
Culvert
Concrete
Length
27 ft
3 main spans
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

1840C over Mcdonald Creek is a concrete culvert carrying 1840C over Mcdonald Creek in Craig County, Oklahoma. It was built in 1981, so it is 44 years old, younger 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 6 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 100 vehicles a day, roughly 15% of them trucks, projected to reach 160 by 2042. The structure is 27 ft (8.2 m) long and 30 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
Carries1840C
CrossesMcdonald Creek
Location2.5 MI N of Pyramid Corne
RouteCounty Highway 1840C
CountyCraig County
StateOklahoma
Coordinates36.83625, -95.1439
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 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 evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating67.4 US tons
Inventory rating40.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length27 ft (8.2 m)
Longest span8 ft (2.4 m)
Deck width30 ft (9.2 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic160 by 2042
Trucks15%
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$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 1840C over Mcdonald Creek built?

It was built in 1981, making it 44 years old in 2025.

What condition is 1840C over Mcdonald 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 September 2024.

How much traffic does 1840C over Mcdonald Creek carry?

About 100 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is 1840C over Mcdonald Creek?

The structure is 27 ft (8.2 m) long with a longest span of 8 ft (2.4 m) and a deck 30 ft wide.

Who owns 1840C over Mcdonald Creek?

It is owned by the County Highway Agency.