US Bridges

Canongate Drive over Trib. of Dry Mill Branch

Good

Loudoun County, Virginia · 00.10FRBRAE/02.00TOTOBERM · Structure no. 000000000027748

Built
2003
22 years old
Condition
Good
inspected April 2023
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
60
2014 count
Owner
State
State Highway Agency

About this bridge

Canongate Drive over Trib. of Dry Mill Branch is a concrete culvert carrying Canongate Drive over Trib. of Dry Mill Branch in Loudoun County, Virginia. It was built in 2003, so it is 22 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 60 vehicles a day, projected to reach 80 by 2042. The structure is 22 ft (6.7 m) long and 97 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesCanongate Drive
CrossesTrib. of Dry Mill Branch
Location00.10FRBRAE/02.00TOTOBERM
RouteCounty Highway 3127
CountyLoudoun County
StateVirginia
Coordinates39.12252, -77.59752
Functional classUrban 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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating95 US tons
Inventory rating57 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span10 ft (3.2 m)
Deck width97 ft (29.7 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2014)
Projected traffic80 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Canongate Drive over Trib. of Dry Mill Branch built?

It was built in 2003, making it 22 years old in 2025.

What condition is Canongate Drive over Trib. of Dry Mill 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 April 2023.

How much traffic does Canongate Drive over Trib. of Dry Mill Branch carry?

About 60 vehicles per day (2014 count).

How long is Canongate Drive over Trib. of Dry Mill Branch?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3.2 m) and a deck 97 ft wide.

Who owns Canongate Drive over Trib. of Dry Mill Branch?

It is owned by the State Highway Agency.