US Bridges

Ramp H-Nb Sully RD over Rte. 28 Sbl & Rte. 625

Fair

Loudoun County, Virginia · 00.45FR775/00.50PAC.BLV · Structure no. 000000000026507

Built
2005
20 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Concrete Continuous
Length
985 ft
6 main spans
Daily traffic
44,269
2018 count
Owner
State
State Highway Agency

About this bridge

Ramp H-Nb Sully RD over Rte. 28 Sbl & Rte. 625 is a concrete continuous stringer/multi-beam or girder carrying Ramp H-Nb Sully RD over Rte. 28 Sbl & Rte. 625 in Loudoun County, Virginia. It was built in 2005, so it is 20 years old, younger 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 44,269 vehicles a day, roughly 3% of them trucks, projected to reach 9,000 by 2042. The structure is 985 ft (300.2 m) long and 33 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

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CarriesRamp H-Nb Sully RD
CrossesRte. 28 Sbl & Rte. 625
Location00.45FR775/00.50PAC.BLV
CountyLoudoun County
StateVirginia
Coordinates39.00324, -77.43501
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating71.7 US tons
Inventory rating55.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length985 ft (300.2 m)
Longest span194 ft (59.1 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic44,269 (2018)
Projected traffic9,000 by 2042
Trucks3%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$150 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ramp H-Nb Sully RD over Rte. 28 Sbl & Rte. 625 built?

It was built in 2005, making it 20 years old in 2025.

What condition is Ramp H-Nb Sully RD over Rte. 28 Sbl & Rte. 625 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 August 2023.

How much traffic does Ramp H-Nb Sully RD over Rte. 28 Sbl & Rte. 625 carry?

About 44,269 vehicles per day (2018 count), of which roughly 3% are trucks.

How long is Ramp H-Nb Sully RD over Rte. 28 Sbl & Rte. 625?

The structure is 985 ft (300.2 m) long with a longest span of 194 ft (59.1 m) and a deck 33 ft wide.

Who owns Ramp H-Nb Sully RD over Rte. 28 Sbl & Rte. 625?

It is owned by the State Highway Agency.