US Bridges

CO 17/6 over North Fork

Fair

McDowell County, West Virginia · 0.01 MI East of CO 17 · Structure no. 00000000024A302

Built
2002
23 years old
Condition
Fair
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
36 ft
1 main span
Daily traffic
20
2023 count
Owner
State
State Highway Agency

About this bridge

CO 17/6 over North Fork is a prestressed concrete box beam or girders - multiple carrying CO 17/6 over North Fork in McDowell County, West Virginia. It was built in 2002, so it is 23 years old, younger than the West Virginia average of 44.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 20 vehicles a day, roughly 9% of them trucks, projected to reach 21 by 2043. The structure is 36 ft (10.9 m) long and 15 ft wide.

CarriesCO 17/6
CrossesNorth Fork
Location0.01 MI East of CO 17
RouteCounty Highway 1706
Coordinates37.41644, -81.39392
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 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 geometry7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating89 US tons
Inventory rating53 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 25 or greater
Structure length36 ft (10.9 m)
Longest span32 ft (9.8 m)
Deck width15 ft (4.6 m)
Roadway width15 ft (4.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2023)
Projected traffic21 by 2043
Trucks9%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CO 17/6 over North Fork built?

It was built in 2002, making it 23 years old in 2025.

What condition is CO 17/6 over North Fork 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 November 2024.

How much traffic does CO 17/6 over North Fork carry?

About 20 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is CO 17/6 over North Fork?

The structure is 36 ft (10.9 m) long with a longest span of 32 ft (9.8 m) and a deck 15 ft wide.

Who owns CO 17/6 over North Fork?

It is owned by the State Highway Agency.