US Bridges

Mill Lane over Jackson River

Good

Highland County, Virginia · 0.60 Rt 637 - 0.40 Rt 640 · Structure no. 000000000023325

Built
1991
34 years old
Condition
Good
inspected August 2024
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
14
2018 count
Owner
State
State Highway Agency

About this bridge

Mill Lane over Jackson River is a concrete culvert carrying Mill Lane over Jackson River in Highland County, Virginia. It was built in 1991, so it is 34 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 14 vehicles a day, projected to reach 16 by 2042. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 6.2 mi (10 km).

CarriesMill Lane
CrossesJackson River
Location0.60 Rt 637 - 0.40 Rt 640
RouteCounty Highway 638
Coordinates38.38928, -79.65393
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating58 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
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 traffic14 (2018)
Projected traffic16 by 2042
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 Mill Lane over Jackson River built?

It was built in 1991, making it 34 years old in 2025.

What condition is Mill Lane over Jackson 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 August 2024.

How much traffic does Mill Lane over Jackson River carry?

About 14 vehicles per day (2018 count).

How long is Mill Lane over Jackson River?

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

Who owns Mill Lane over Jackson River?

It is owned by the State Highway Agency.