US Bridges

County Road 25 over Blackthorn Creek

Fair

Pendleton County, West Virginia · 0.17 Mi. E. of Cr. 20 · Structure no. 00000000036A074

Built
1976
49 years old, rebuilt 2002
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
64 ft
1 main span
Daily traffic
250
2022 count
Owner
State
State Highway Agency

About this bridge

County Road 25 over Blackthorn Creek is a steel stringer/multi-beam or girder carrying County Road 25 over Blackthorn Creek in Pendleton County, West Virginia. It was built in 1976 and reconstructed in 2002, so it is 49 years old, older 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 250 vehicles a day, roughly 6% of them trucks, projected to reach 293 by 2042. The structure is 64 ft (19.6 m) long and 22 ft wide.

Location

Open in Google Maps
CarriesCounty Road 25
CrossesBlackthorn Creek
Location0.17 Mi. E. of Cr. 20
RouteCounty Highway 2500
CountyPendleton County
StateWest Virginia
Coordinates38.52236, -79.37273
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
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 inspectionDecember 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 adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating85 US tons
Inventory rating51 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckClosed grating
Main spans1
Design loadHS 20
Structure length64 ft (19.6 m)
Longest span60 ft (18.3 m)
Deck width22 ft (6.6 m)
Roadway width21 ft (6.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2022)
Projected traffic293 by 2042
Trucks6%
Lanes on structure2
Traffic directionTwo-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 County Road 25 over Blackthorn Creek built?

It was built in 1976, making it 49 years old in 2025. It was reconstructed in 2002.

What condition is County Road 25 over Blackthorn Creek 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 December 2023.

How much traffic does County Road 25 over Blackthorn Creek carry?

About 250 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is County Road 25 over Blackthorn Creek?

The structure is 64 ft (19.6 m) long with a longest span of 60 ft (18.3 m) and a deck 22 ft wide.

Who owns County Road 25 over Blackthorn Creek?

It is owned by the State Highway Agency.