US Bridges

0618C over Nine Mile Creek

Good

Blaine County, Oklahoma · 8. S .8 W of Canton · Structure no. 203560000000000

Built
1983
42 years old
Condition
Good
inspected June 2023
Type
Culvert
Concrete
Length
26 ft
3 main spans
Daily traffic
50
2022 count
Owner
County
County Highway Agency

About this bridge

0618C over Nine Mile Creek is a concrete culvert carrying 0618C over Nine Mile Creek in Blaine County, Oklahoma. It was built in 1983, so it is 42 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 50 vehicles a day, roughly 15% of them trucks, projected to reach 80 by 2042. The structure is 26 ft (7.9 m) long and 30 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Carries0618C
CrossesNine Mile Creek
Location8. S .8 W of Canton
RouteCounty Highway 618C
Coordinates35.94231, -98.59789
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span8 ft (2.4 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2022)
Projected traffic80 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 0618C over Nine Mile Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is 0618C over Nine Mile 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 June 2023.

How much traffic does 0618C over Nine Mile Creek carry?

About 50 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is 0618C over Nine Mile Creek?

The structure is 26 ft (7.9 m) long with a longest span of 8 ft (2.4 m) and a deck 30 ft wide.

Who owns 0618C over Nine Mile Creek?

It is owned by the County Highway Agency.