US Bridges

U.S. 177 over Bellcow Creek

Fair

Lincoln County, Oklahoma · 6.2 MI N JCT SH 66 · Structure no. 190470000000000

Built
1975
50 years old, rebuilt 2024
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
124 ft
3 main spans
Daily traffic
2,200
2022 count
Owner
State
State Highway Agency

About this bridge

U.S. 177 over Bellcow Creek is a prestressed concrete stringer/multi-beam or girder carrying U.S. 177 over Bellcow Creek in Lincoln County, Oklahoma. It was built in 1975 and reconstructed in 2024, so it is 50 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 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 2,200 vehicles a day, roughly 16% of them trucks, projected to reach 3,520 by 2042. The structure is 124 ft (37.8 m) long and 46 ft wide. If it were closed, the detour would be 28 mi (45 km).

Location

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CarriesU.S. 177
CrossesBellcow Creek
Location6.2 MI N JCT SH 66
RouteU.S. Route 177
CountyLincoln County
StateOklahoma
Coordinates35.77008, -97.01782
Functional classRural Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
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 geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37 US tons
Inventory rating22 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length124 ft (37.8 m)
Longest span40 ft (12.2 m)
Deck width46 ft (13.9 m)
Roadway width43 ft (13 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,200 (2022)
Projected traffic3,520 by 2042
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed28 mi (45 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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$1.6 million
NavigationNo navigation control on waterway

Frequently asked questions

When was U.S. 177 over Bellcow Creek built?

It was built in 1975, making it 50 years old in 2025. It was reconstructed in 2024.

What condition is U.S. 177 over Bellcow 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 July 2024.

How much traffic does U.S. 177 over Bellcow Creek carry?

About 2,200 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is U.S. 177 over Bellcow Creek?

The structure is 124 ft (37.8 m) long with a longest span of 40 ft (12.2 m) and a deck 46 ft wide.

Who owns U.S. 177 over Bellcow Creek?

It is owned by the State Highway Agency.