US Bridges

Jones Branch New over Ramps Dwn & Dtwhn

Good

Fairfax County, Virginia · 00.50 Jb Old / 0.50 495 · Structure no. 000000000028813

Built
2012
13 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
148 ft
2 main spans
Daily traffic
45,000
2012 count
Owner
State
State Highway Agency

About this bridge

Jones Branch New over Ramps Dwn & Dtwhn is a prestressed concrete continuous stringer/multi-beam or girder carrying Jones Branch New over Ramps Dwn & Dtwhn in Fairfax County, Virginia. It was built in 2012, so it is 13 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 45,000 vehicles a day, roughly 2% of them trucks, projected to reach 67,000 by 2042. The structure is 148 ft (45.1 m) long and 70 ft wide.

CarriesJones Branch New
CrossesRamps Dwn & Dtwhn
Location00.50 Jb Old / 0.50 495
RouteInterstate 495
Coordinates38.92953, -77.21217
Functional classUrban Principal Arterial - Interstate

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.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating80 US tons
Inventory rating56 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length148 ft (45.1 m)
Longest span85 ft (25.9 m)
Deck width70 ft (21.3 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic45,000 (2012)
Projected traffic67,000 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byPrivate (other than railroad)
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
NavigationNot applicable (no waterway)

Frequently asked questions

When was Jones Branch New over Ramps Dwn & Dtwhn built?

It was built in 2012, making it 13 years old in 2025.

What condition is Jones Branch New over Ramps Dwn & Dtwhn 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 June 2024.

How much traffic does Jones Branch New over Ramps Dwn & Dtwhn carry?

About 45,000 vehicles per day (2012 count), of which roughly 2% are trucks.

How long is Jones Branch New over Ramps Dwn & Dtwhn?

The structure is 148 ft (45.1 m) long with a longest span of 85 ft (25.9 m) and a deck 70 ft wide.

Who owns Jones Branch New over Ramps Dwn & Dtwhn?

It is owned by the State Highway Agency and maintained by the Private (other than railroad).