US Bridges

Backlick Road over CSX Railroad

Good

Fairfax County, Virginia · 0.10FR286 0.20TO 877 · Structure no. 000000000030900

Built
2018
7 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
143 ft
1 main span
Daily traffic
3,588
2017 count
Owner
State
State Highway Agency

About this bridge

Backlick Road over CSX Railroad is a steel continuous stringer/multi-beam or girder carrying Backlick Road over CSX Railroad in Fairfax County, Virginia. It was built in 2018, so it is 7 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,588 vehicles a day, roughly 1% of them trucks, projected to reach 4,090 by 2045. The structure is 143 ft (43.6 m) long and 45 ft wide.

Location

Open in Google Maps
CarriesBacklick Road
CrossesCSX Railroad
Location0.10FR286 0.20TO 877
RouteCounty Highway 617
CountyFairfax County
StateVirginia
Coordinates38.7304, -77.18845
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 20 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating63.2 US tons
Inventory rating48.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length143 ft (43.6 m)
Longest span138 ft (42.1 m)
Deck width45 ft (13.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,588 (2017)
Projected traffic4,090 by 2045
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Backlick Road over CSX Railroad built?

It was built in 2018, making it 7 years old in 2025.

What condition is Backlick Road over CSX Railroad 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 Backlick Road over CSX Railroad carry?

About 3,588 vehicles per day (2017 count), of which roughly 1% are trucks.

How long is Backlick Road over CSX Railroad?

The structure is 143 ft (43.6 m) long with a longest span of 138 ft (42.1 m) and a deck 45 ft wide.

Who owns Backlick Road over CSX Railroad?

It is owned by the State Highway Agency.