US Bridges

N2970 (sara Rd.) over Mustang Creek

Fair

Canadian County, Oklahoma · 0.4 MI S of SW 15 · Structure no. 197640000000000

Built
1980
45 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
83 ft
1 main span
Daily traffic
1,050
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

N2970 (sara Rd.) over Mustang Creek is a prestressed concrete stringer/multi-beam or girder carrying N2970 (sara Rd.) over Mustang Creek in Canadian County, Oklahoma. It was built in 1980, so it is 45 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 1,050 vehicles a day, roughly 16% of them trucks, projected to reach 1,680 by 2042. The structure is 83 ft (25.3 m) long and 39 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesN2970 (sara Rd.)
CrossesMustang Creek
Location0.4 MI S of SW 15
RouteCity Street N2970
CountyCanadian County
StateOklahoma
Coordinates35.44424, -97.70696
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 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 geometry5: Somewhat better than minimum adequacy to tolerate being 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 rating21.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length83 ft (25.3 m)
Longest span81 ft (24.7 m)
Deck width39 ft (11.9 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,050 (2022)
Projected traffic1,680 by 2042
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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$460,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N2970 (sara Rd.) over Mustang Creek built?

It was built in 1980, making it 45 years old in 2025.

What condition is N2970 (sara Rd.) over Mustang 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 June 2024.

How much traffic does N2970 (sara Rd.) over Mustang Creek carry?

About 1,050 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is N2970 (sara Rd.) over Mustang Creek?

The structure is 83 ft (25.3 m) long with a longest span of 81 ft (24.7 m) and a deck 39 ft wide.

Who owns N2970 (sara Rd.) over Mustang Creek?

It is owned by the City or Municipal Highway Agency.