US Bridges

U.S. 177 over Red Rock Creek Oflow

Good

Noble County, Oklahoma · 2.4 MI N JCT SH15 W · Structure no. 250210000000000

Built
1997
28 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
272 ft
3 main spans
Daily traffic
5,000
2022 count
Owner
State
State Highway Agency

About this bridge

U.S. 177 over Red Rock Creek Oflow is a prestressed concrete stringer/multi-beam or girder carrying U.S. 177 over Red Rock Creek Oflow in Noble County, Oklahoma. It was built in 1997, so it is 28 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 5,000 vehicles a day, roughly 16% of them trucks, projected to reach 8,000 by 2042. The structure is 272 ft (82.9 m) long and 42 ft wide. If it were closed, the detour would be 34.2 mi (55 km).

CarriesU.S. 177
CrossesRed Rock Creek Oflow
Location2.4 MI N JCT SH15 W
RouteU.S. Route 177
Coordinates36.49654, -97.07371
Functional classRural Minor Arterial

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80 US tons
Inventory rating48 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length272 ft (82.9 m)
Longest span90 ft (27.4 m)
Deck width42 ft (12.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,000 (2022)
Projected traffic8,000 by 2042
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed34.2 mi (55 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$2.4 million
NavigationNo navigation control on waterway

Frequently asked questions

When was U.S. 177 over Red Rock Creek Oflow built?

It was built in 1997, making it 28 years old in 2025.

What condition is U.S. 177 over Red Rock Creek Oflow 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 U.S. 177 over Red Rock Creek Oflow carry?

About 5,000 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is U.S. 177 over Red Rock Creek Oflow?

The structure is 272 ft (82.9 m) long with a longest span of 90 ft (27.4 m) and a deck 42 ft wide.

Who owns U.S. 177 over Red Rock Creek Oflow?

It is owned by the State Highway Agency.