US Bridges

9th Street over Creek / Slwc R.R. under

Good

Lincoln County, Oklahoma · 2BKS E of S.H.66 ON9THST · Structure no. 284380000000000

Built
2006
19 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
427 ft
6 main spans
Daily traffic
300
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

9th Street over Creek / Slwc R.R. under is a prestressed concrete stringer/multi-beam or girder carrying 9th Street over Creek / Slwc R.R. under in Lincoln County, Oklahoma. It was built in 2006, so it is 19 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 300 vehicles a day, roughly 5% of them trucks, projected to reach 480 by 2042. The structure is 427 ft (130.3 m) long and 34 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries9th Street
CrossesCreek / Slwc R.R. under
Location2BKS E of S.H.66 ON9THST
RouteCity Street E0906
Coordinates35.70154, -96.8784
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating57 US tons
Inventory rating34 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans6 (+2 approach)
Design loadHS 20
Structure length427 ft (130.3 m)
Longest span75 ft (22.9 m)
Deck width34 ft (10.5 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2022)
Projected traffic480 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway, waterway and railroad
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$3.1 million
NavigationNo navigation control on waterway

Frequently asked questions

When was 9th Street over Creek / Slwc R.R. under built?

It was built in 2006, making it 19 years old in 2025.

What condition is 9th Street over Creek / Slwc R.R. under 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 May 2024.

How much traffic does 9th Street over Creek / Slwc R.R. under carry?

About 300 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is 9th Street over Creek / Slwc R.R. under?

The structure is 427 ft (130.3 m) long with a longest span of 75 ft (22.9 m) and a deck 34 ft wide.

Who owns 9th Street over Creek / Slwc R.R. under?

It is owned by the City or Municipal Highway Agency.