US Bridges

CO 83/20 over Dry Fork

Fair

McDowell County, West Virginia · 0.04 MI South of Wv 83 · Structure no. 00000000024A318

Built
2009
16 years old
Condition
Fair
inspected July 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
98 ft
1 main span
Daily traffic
150
2020 count
Owner
State
State Highway Agency

About this bridge

CO 83/20 over Dry Fork is a prestressed concrete box beam or girders - multiple carrying CO 83/20 over Dry Fork in McDowell County, West Virginia. It was built in 2009, so it is 16 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 150 vehicles a day, roughly 9% of them trucks, projected to reach 158 by 2040. The structure is 98 ft (29.8 m) long and 21 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesCO 83/20
CrossesDry Fork
Location0.04 MI South of Wv 83
RouteCounty Highway 8320
CountyMcDowell County
StateWest Virginia
Coordinates37.32032, -81.69612
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 protection8 Very GoodNo problems noted.
Last inspectionJuly 2023
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating98 US tons
Inventory rating61.9 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 25 or greater
Structure length98 ft (29.8 m)
Longest span94 ft (28.7 m)
Deck width21 ft (6.5 m)
Roadway width21 ft (6.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2020)
Projected traffic158 by 2040
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5 mi (8 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CO 83/20 over Dry Fork built?

It was built in 2009, making it 16 years old in 2025.

What condition is CO 83/20 over Dry 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 July 2023.

How much traffic does CO 83/20 over Dry Fork carry?

About 150 vehicles per day (2020 count), of which roughly 9% are trucks.

How long is CO 83/20 over Dry Fork?

The structure is 98 ft (29.8 m) long with a longest span of 94 ft (28.7 m) and a deck 21 ft wide.

Who owns CO 83/20 over Dry Fork?

It is owned by the State Highway Agency.