US Bridges

Gate 14 Access Rd. over Dulles Greenway

Good

Loudoun County, Virginia · 00.30FR606/00.25TO GATE14 · Structure no. 000000000024588

Built
1995
30 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
654 ft
4 main spans
Daily traffic
2,000
2002 count
Owner
Toll Authority
Local Toll Authority

About this bridge

Gate 14 Access Rd. over Dulles Greenway is a steel continuous stringer/multi-beam or girder carrying Gate 14 Access Rd. over Dulles Greenway in Loudoun County, Virginia. It was built in 1995, so it is 30 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 2,000 vehicles a day, roughly 2% of them trucks, projected to reach 150 by 2042. The structure is 654 ft (199.3 m) long and 31 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesGate 14 Access Rd.
CrossesDulles Greenway
Location00.30FR606/00.25TO GATE14
RouteFederal Lands Road 267
Coordinates38.97511, -77.44614
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.3 US tons
Inventory rating49.6 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length654 ft (199.3 m)
Longest span169 ft (51.5 m)
Deck width31 ft (9.6 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,000 (2002)
Projected traffic150 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerLocal Toll Authority
Maintained byLocal Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$2.5 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Gate 14 Access Rd. over Dulles Greenway built?

It was built in 1995, making it 30 years old in 2025.

What condition is Gate 14 Access Rd. over Dulles Greenway 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 November 2024.

How much traffic does Gate 14 Access Rd. over Dulles Greenway carry?

About 2,000 vehicles per day (2002 count), of which roughly 2% are trucks.

How long is Gate 14 Access Rd. over Dulles Greenway?

The structure is 654 ft (199.3 m) long with a longest span of 169 ft (51.5 m) and a deck 31 ft wide.

Who owns Gate 14 Access Rd. over Dulles Greenway?

It is owned by the Local Toll Authority.