US Bridges

Aleghany SP.RD/637 over Spring Branch

Fair

Montgomery County, Virginia · .14-RTE 11; .02-RTE 690 · Structure no. 000000000012252

Built
1962
63 years old
Condition
Fair
inspected January 2025
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
1,927
2022 count
Owner
State
State Highway Agency

About this bridge

Aleghany SP.RD/637 over Spring Branch is a concrete culvert carrying Aleghany SP.RD/637 over Spring Branch in Montgomery County, Virginia. It was built in 1962, so it is 63 years old, older than the Virginia average of 50.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,927 vehicles a day, roughly 1% of them trucks, projected to reach 2,149 by 2045. The structure is 23 ft (7 m) long. If it were closed, the detour would be 11.8 mi (19 km).

Location

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CarriesAleghany SP.RD/637
CrossesSpring Branch
Location.14-RTE 11; .02-RTE 690
RouteCounty Highway 637
CountyMontgomery County
StateVirginia
Coordinates37.16641, -80.25452
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
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 length23 ft (7 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,927 (2022)
Projected traffic2,149 by 2045
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 Aleghany SP.RD/637 over Spring Branch built?

It was built in 1962, making it 63 years old in 2025.

What condition is Aleghany SP.RD/637 over Spring Branch in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in January 2025.

How much traffic does Aleghany SP.RD/637 over Spring Branch carry?

About 1,927 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Aleghany SP.RD/637 over Spring Branch?

The structure is 23 ft (7 m) long with a longest span of 8 ft (2.4 m).

Who owns Aleghany SP.RD/637 over Spring Branch?

It is owned by the State Highway Agency.