US Bridges

4122C over Bellcow Creek

Good

Lincoln County, Oklahoma · 3.9 S 1.4 E of Carney · Structure no. 243240000000000

Built
1995
30 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
97 ft
1 main span
Daily traffic
225
2022 count
Owner
County
County Highway Agency

About this bridge

4122C over Bellcow Creek is a prestressed concrete stringer/multi-beam or girder carrying 4122C over Bellcow Creek in Lincoln County, Oklahoma. It was built in 1995, so it is 30 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 225 vehicles a day, roughly 10% of them trucks, projected to reach 360 by 2042. The structure is 97 ft (29.6 m) long and 29 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries4122C
CrossesBellcow Creek
Location3.9 S 1.4 E of Carney
RouteCounty Highway 4122C
Coordinates35.75355, -96.98644
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating108.9 US tons
Inventory rating47 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length97 ft (29.6 m)
Longest span95 ft (29 m)
Deck width29 ft (8.7 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic225 (2022)
Projected traffic360 by 2042
Trucks10%
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$500,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 4122C over Bellcow Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is 4122C over Bellcow 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 4122C over Bellcow Creek carry?

About 225 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is 4122C over Bellcow Creek?

The structure is 97 ft (29.6 m) long with a longest span of 95 ft (29 m) and a deck 29 ft wide.

Who owns 4122C over Bellcow Creek?

It is owned by the County Highway Agency.