US Bridges

Boners Run RD./609 over S. Fork Roanoke River

Good

Montgomery County, Virginia · 1.20-RT11; 1.00-RT634 · Structure no. 000000000012203

Built
1932
93 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
99 ft
3 main spans
Daily traffic
176
2019 count
Owner
State
State Highway Agency

About this bridge

Boners Run RD./609 over S. Fork Roanoke River is a steel stringer/multi-beam or girder carrying Boners Run RD./609 over S. Fork Roanoke River in Montgomery County, Virginia. It was built in 1932, so it is 93 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 176 vehicles a day, projected to reach 268 by 2042. The structure is 99 ft (30.3 m) long and 13 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesBoners Run RD./609
CrossesS. Fork Roanoke River
Location1.20-RT11; 1.00-RT634
RouteCounty Highway 609
CountyMontgomery County
StateVirginia
Coordinates37.16258, -80.24173
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating78 US tons
Inventory rating60 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans3
Design loadHL 93
Structure length99 ft (30.3 m)
Longest span41 ft (12.4 m)
Deck width13 ft (4.1 m)
Roadway width11 ft (3.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic176 (2019)
Projected traffic268 by 2042
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$187.3 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Boners Run RD./609 over S. Fork Roanoke River built?

It was built in 1932, making it 93 years old in 2025.

What condition is Boners Run RD./609 over S. Fork Roanoke River 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 October 2024.

How much traffic does Boners Run RD./609 over S. Fork Roanoke River carry?

About 176 vehicles per day (2019 count).

How long is Boners Run RD./609 over S. Fork Roanoke River?

The structure is 99 ft (30.3 m) long with a longest span of 41 ft (12.4 m) and a deck 13 ft wide.

Who owns Boners Run RD./609 over S. Fork Roanoke River?

It is owned by the State Highway Agency.