US Bridges

CO 83/13 over Little Slate Creek

PoorPosted for load

McDowell County, West Virginia · 1.41 MI S of CR 83/25 · Structure no. 00000000024A245

Built
1995
30 years old
Condition
Poor
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
37 ft
1 main span
Daily traffic
350
2020 count
Owner
State
State Highway Agency

About this bridge

CO 83/13 over Little Slate Creek is a steel stringer/multi-beam or girder carrying CO 83/13 over Little Slate Creek in McDowell County, West Virginia. It was built in 1995, so it is 30 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 350 vehicles a day, roughly 9% of them trucks, projected to reach 368 by 2040. The structure is 37 ft (11.4 m) long and 14 ft wide.

CarriesCO 83/13
CrossesLittle Slate Creek
Location1.41 MI S of CR 83/25
RouteCounty Highway 8313
Coordinates37.32127, -81.75115
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating50 US tons
Inventory rating30 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadHS 20
Structure length37 ft (11.4 m)
Longest span35 ft (10.6 m)
Deck width14 ft (4.3 m)
Roadway width13 ft (3.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2020)
Projected traffic368 by 2040
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$500,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CO 83/13 over Little Slate Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is CO 83/13 over Little Slate Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2023.

How much traffic does CO 83/13 over Little Slate Creek carry?

About 350 vehicles per day (2020 count), of which roughly 9% are trucks.

How long is CO 83/13 over Little Slate Creek?

The structure is 37 ft (11.4 m) long with a longest span of 35 ft (10.6 m) and a deck 14 ft wide.

Who owns CO 83/13 over Little Slate Creek?

It is owned by the State Highway Agency.