US Bridges

Mill Hill Road over Deep Run

Fair

Madison County, Virginia · .80 from 639 & .40 to 604 · Structure no. 000000000011778

Built
1968
57 years old
Condition
Fair
inspected May 2024
Type
Culvert
Concrete
Length
25 ft
3 main spans
Daily traffic
47
2020 count
Owner
State
State Highway Agency

About this bridge

Mill Hill Road over Deep Run is a concrete culvert carrying Mill Hill Road over Deep Run in Madison County, Virginia. It was built in 1968, so it is 57 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 47 vehicles a day, projected to reach 70 by 2042. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 8.1 mi (13 km).

Location

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CarriesMill Hill Road
CrossesDeep Run
Location.80 from 639 & .40 to 604
RouteCounty Highway 640
CountyMadison County
StateVirginia
Coordinates38.44597, -78.21721
Functional classRural Local

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating74 US tons
Inventory rating44 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length25 ft (7.6 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 traffic47 (2020)
Projected traffic70 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 Hill Road over Deep Run built?

It was built in 1968, making it 57 years old in 2025.

What condition is Mill Hill Road over Deep Run 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 May 2024.

How much traffic does Mill Hill Road over Deep Run carry?

About 47 vehicles per day (2020 count).

How long is Mill Hill Road over Deep Run?

The structure is 25 ft (7.6 m) long with a longest span of 8 ft (2.4 m).

Who owns Mill Hill Road over Deep Run?

It is owned by the State Highway Agency.