US Bridges

Roanoke Road / 11 over Spring Branch

Good

Montgomery County, Virginia · 0.9 RTE 753; 0.4 RTE 636 · Structure no. 000000000012127

Built
1932
93 years old
Condition
Good
inspected February 2025
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
4,379
2022 count
Owner
State
State Highway Agency

About this bridge

Roanoke Road / 11 over Spring Branch is a concrete culvert carrying Roanoke Road / 11 over Spring Branch 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 4,379 vehicles a day, projected to reach 4,434 by 2045. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesRoanoke Road / 11
CrossesSpring Branch
Location0.9 RTE 753; 0.4 RTE 636
RouteU.S. Route 11
CountyMontgomery County
StateVirginia
Coordinates37.16816, -80.28484
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,379 (2022)
Projected traffic4,434 by 2045
Trucks0%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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$77.9 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Roanoke Road / 11 over Spring Branch built?

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

What condition is Roanoke Road / 11 over Spring Branch 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 February 2025.

How much traffic does Roanoke Road / 11 over Spring Branch carry?

About 4,379 vehicles per day (2022 count).

How long is Roanoke Road / 11 over Spring Branch?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns Roanoke Road / 11 over Spring Branch?

It is owned by the State Highway Agency.