US Bridges

Black Ridge RD 726 over Furnace Creek

Good

Floyd County, Virginia · 0.45 Rt 605; 3.70 Rt 805 · Structure no. 000000000007605

Built
1964
61 years old, rebuilt 2002
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
33 ft
1 main span
Daily traffic
706
2022 count
Owner
State
State Highway Agency

About this bridge

Black Ridge RD 726 over Furnace Creek is a steel stringer/multi-beam or girder carrying Black Ridge RD 726 over Furnace Creek in Floyd County, Virginia. It was built in 1964 and reconstructed in 2002, so it is 61 years old, older than the Virginia average of 50.7 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 706 vehicles a day, roughly 2% of them trucks, projected to reach 974 by 2042. The structure is 33 ft (10.1 m) long and 22 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesBlack Ridge RD 726
CrossesFurnace Creek
Location0.45 Rt 605; 3.70 Rt 805
RouteCounty Highway 726
Coordinates36.8474, -80.3796
Functional classRural Minor Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating52 US tons
Inventory rating40 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length33 ft (10.1 m)
Longest span29 ft (8.8 m)
Deck width22 ft (6.8 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic706 (2022)
Projected traffic974 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$131.8 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Black Ridge RD 726 over Furnace Creek built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 2002.

What condition is Black Ridge RD 726 over Furnace 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 April 2024.

How much traffic does Black Ridge RD 726 over Furnace Creek carry?

About 706 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is Black Ridge RD 726 over Furnace Creek?

The structure is 33 ft (10.1 m) long with a longest span of 29 ft (8.8 m) and a deck 22 ft wide.

Who owns Black Ridge RD 726 over Furnace Creek?

It is owned by the State Highway Agency.