US Bridges

US 33 over Alum Fork

Fair

Lewis County, West Virginia · 0.03 MI W of CO 10 · Structure no. 00000000021A087

Built
1979
46 years old
Condition
Fair
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
64 ft
1 main span
Daily traffic
1,500
2018 count
Owner
State
State Highway Agency

About this bridge

US 33 over Alum Fork is a prestressed concrete box beam or girders - multiple carrying US 33 over Alum Fork in Lewis County, West Virginia. It was built in 1979, so it is 46 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 1,500 vehicles a day, roughly 13% of them trucks, projected to reach 2,060 by 2038. The structure is 64 ft (19.6 m) long and 42 ft wide.

Location

Open in Google Maps
CarriesUS 33
CrossesAlum Fork
Location0.03 MI W of CO 10
RouteU.S. Route 3300
CountyLewis County
StateWest Virginia
Coordinates39.03927, -80.66086
Functional classRural Minor Arterial

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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 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 geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length64 ft (19.6 m)
Longest span60 ft (18.3 m)
Deck width42 ft (12.9 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (2018)
Projected traffic2,060 by 2038
Trucks13%
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$160,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was US 33 over Alum Fork built?

It was built in 1979, making it 46 years old in 2025.

What condition is US 33 over Alum 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 May 2023.

How much traffic does US 33 over Alum Fork carry?

About 1,500 vehicles per day (2018 count), of which roughly 13% are trucks.

How long is US 33 over Alum Fork?

The structure is 64 ft (19.6 m) long with a longest span of 60 ft (18.3 m) and a deck 42 ft wide.

Who owns US 33 over Alum Fork?

It is owned by the State Highway Agency.