US Bridges

Bent Mt Rd/ Rt 221 over Martins Creek

Good

Roanoke County, Virginia · 0.10-RT 1950; 0.01-RT 696 · Structure no. 000000000029554

Built
2020
5 years old
Condition
Good
inspected January 2025
Type
Culvert
Concrete
Length
35 ft
3 main spans
Daily traffic
6,975
2022 count
Owner
State
State Highway Agency

About this bridge

Bent Mt Rd/ Rt 221 over Martins Creek is a concrete culvert carrying Bent Mt Rd/ Rt 221 over Martins Creek in Roanoke County, Virginia. It was built in 2020, so it is 5 years old, younger 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 6,975 vehicles a day, projected to reach 14,000 by 2045. The structure is 35 ft (10.6 m) long and 34 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesBent Mt Rd/ Rt 221
CrossesMartins Creek
Location0.10-RT 1950; 0.01-RT 696
RouteU.S. Route 221
Coordinates37.19078, -80.09259
Functional classRural 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
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2025
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 alignment8: Equal to present desirable criteria
Operating rating77.1 US tons
Inventory rating46 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHL 93
Structure length35 ft (10.6 m)
Longest span9 ft (2.7 m)
Deck width34 ft (10.3 m)
Roadway width34 ft (10.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,975 (2022)
Projected traffic14,000 by 2045
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Bent Mt Rd/ Rt 221 over Martins Creek built?

It was built in 2020, making it 5 years old in 2025.

What condition is Bent Mt Rd/ Rt 221 over Martins 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 2025.

How much traffic does Bent Mt Rd/ Rt 221 over Martins Creek carry?

About 6,975 vehicles per day (2022 count).

How long is Bent Mt Rd/ Rt 221 over Martins Creek?

The structure is 35 ft (10.6 m) long with a longest span of 9 ft (2.7 m) and a deck 34 ft wide.

Who owns Bent Mt Rd/ Rt 221 over Martins Creek?

It is owned by the State Highway Agency.