US Bridges

Marion CO Rt 21 over Buffalo Creek

Good

Marion County, West Virginia · 0.02 MI North CR 250/32 · Structure no. 00000000025A205

Built
1991
34 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
139 ft
1 main span
Daily traffic
1,500
2022 count
Owner
State
State Highway Agency

About this bridge

Marion CO Rt 21 over Buffalo Creek is a steel continuous stringer/multi-beam or girder carrying Marion CO Rt 21 over Buffalo Creek in Marion County, West Virginia. It was built in 1991, so it is 34 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,500 vehicles a day, roughly 8% of them trucks, projected to reach 2,340 by 2041. The structure is 139 ft (42.4 m) long and 35 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesMarion CO Rt 21
CrossesBuffalo Creek
Location0.02 MI North CR 250/32
RouteCounty Highway 2100
Coordinates39.50586, -80.1681
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating98 US tons
Inventory rating66 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 25 or greater
Structure length139 ft (42.4 m)
Longest span55 ft (16.8 m)
Deck width35 ft (10.7 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (2022)
Projected traffic2,340 by 2041
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 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 Marion CO Rt 21 over Buffalo Creek built?

It was built in 1991, making it 34 years old in 2025.

What condition is Marion CO Rt 21 over Buffalo Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2024.

How much traffic does Marion CO Rt 21 over Buffalo Creek carry?

About 1,500 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is Marion CO Rt 21 over Buffalo Creek?

The structure is 139 ft (42.4 m) long with a longest span of 55 ft (16.8 m) and a deck 35 ft wide.

Who owns Marion CO Rt 21 over Buffalo Creek?

It is owned by the State Highway Agency.