US Bridges

Route 606 over Cabin Branch

Good

Loudoun County, Virginia · 00.33FR606 00.80TO857 · Structure no. 000000000030540

Built
2017
8 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete
Length
32 ft
3 main spans
Daily traffic
35,050
2022 count
Owner
State
State Highway Agency

About this bridge

Route 606 over Cabin Branch is a concrete culvert carrying Route 606 over Cabin Branch in Loudoun County, Virginia. It was built in 2017, so it is 8 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 35,050 vehicles a day, roughly 2% of them trucks, projected to reach 51,173 by 2042. The structure is 32 ft (9.8 m) long.

CarriesRoute 606
CrossesCabin Branch
Location00.33FR606 00.80TO857
RouteCounty Highway 606
Coordinates38.95485, -77.50953
Functional classUrban 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating99 US tons
Inventory rating71 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deck99 ft (30.2 m)

Traffic and service

Average daily traffic35,050 (2022)
Projected traffic51,173 by 2042
Trucks2%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 Route 606 over Cabin Branch built?

It was built in 2017, making it 8 years old in 2025.

What condition is Route 606 over Cabin 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 March 2024.

How much traffic does Route 606 over Cabin Branch carry?

About 35,050 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is Route 606 over Cabin Branch?

The structure is 32 ft (9.8 m) long with a longest span of 10 ft (3 m).

Who owns Route 606 over Cabin Branch?

It is owned by the State Highway Agency.