US Bridges

Harp Route 901/40 over Spruce Fork

FairPosted for load

Boone County, West Virginia · 0.01 MI W of Wv 17 · Structure no. 00000000003A173

Built
1986
39 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
125 ft
1 main span
Daily traffic
40
2023 count
Owner
State
State Highway Agency

About this bridge

Harp Route 901/40 over Spruce Fork is a steel stringer/multi-beam or girder carrying Harp Route 901/40 over Spruce Fork in Boone County, West Virginia. It was built in 1986, so it is 39 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 40 vehicles a day, projected to reach 53 by 2043. The structure is 125 ft (38.2 m) long and 12 ft wide.

Location

Open in Google Maps
CarriesHarp Route 901/40
CrossesSpruce Fork
Location0.01 MI W of Wv 17
CountyBoone County
StateWest Virginia
Coordinates37.96326, -81.81914
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating39 US tons
Inventory rating23 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadUnknown
Structure length125 ft (38.2 m)
Longest span58 ft (17.8 m)
Deck width12 ft (3.7 m)
Roadway width11 ft (3.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2023)
Projected traffic53 by 2043
Trucks0%
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$850,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Harp Route 901/40 over Spruce Fork built?

It was built in 1986, making it 39 years old in 2025.

What condition is Harp Route 901/40 over Spruce 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 October 2024.

How much traffic does Harp Route 901/40 over Spruce Fork carry?

About 40 vehicles per day (2023 count).

How long is Harp Route 901/40 over Spruce Fork?

The structure is 125 ft (38.2 m) long with a longest span of 58 ft (17.8 m) and a deck 12 ft wide.

Who owns Harp Route 901/40 over Spruce Fork?

It is owned by the State Highway Agency.