US Bridges

County Route 1 over Birch River

Fair

Nicholas County, West Virginia · 0.40 Miles West of US 19 · Structure no. 00000000034A002

Built
1992
33 years old
Condition
Fair
inspected January 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
95 ft
1 main span
Daily traffic
924
2020 count
Owner
State
State Highway Agency

About this bridge

County Route 1 over Birch River is a prestressed concrete box beam or girders - multiple carrying County Route 1 over Birch River in Nicholas County, West Virginia. It was built in 1992, so it is 33 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 924 vehicles a day, roughly 4% of them trucks, projected to reach 1,127 by 2040. The structure is 95 ft (29.1 m) long and 27 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

Location

Open in Google Maps
CarriesCounty Route 1
CrossesBirch River
Location0.40 Miles West of US 19
RouteCounty Highway 100
CountyNicholas County
StateWest Virginia
Coordinates38.50122, -80.76331
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
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 inspectionJanuary 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating98 US tons
Inventory rating80 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 25 or greater
Structure length95 ft (29.1 m)
Longest span94 ft (28.7 m)
Deck width27 ft (8.3 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic924 (2020)
Projected traffic1,127 by 2040
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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 County Route 1 over Birch River built?

It was built in 1992, making it 33 years old in 2025.

What condition is County Route 1 over Birch River 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 January 2024.

How much traffic does County Route 1 over Birch River carry?

About 924 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is County Route 1 over Birch River?

The structure is 95 ft (29.1 m) long with a longest span of 94 ft (28.7 m) and a deck 27 ft wide.

Who owns County Route 1 over Birch River?

It is owned by the State Highway Agency.