US Bridges

RTE 1 J Davis HWY over RAMPG;F;I95N&S Cameronrn

Good

Fairfax County, Virginia · 00.20FR629/00.25TO236 · Structure no. 000000000027104

Built
2007
18 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
1,671 ft
23 main spans
Daily traffic
67,644
2022 count
Owner
State
State Highway Agency

About this bridge

RTE 1 J Davis HWY over RAMPG;F;I95N&S Cameronrn is a steel stringer/multi-beam or girder carrying RTE 1 J Davis HWY over RAMPG;F;I95N&S Cameronrn in Fairfax County, Virginia. It was built in 2007, so it is 18 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 67,644 vehicles a day, roughly 2% of them trucks, projected to reach 98,760 by 2042. The structure is 1,671 ft (509.3 m) long and 150 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesRTE 1 J Davis HWY
CrossesRAMPG;F;I95N&S Cameronrn
Location00.20FR629/00.25TO236
RouteU.S. Route 1
CountyFairfax County
StateVirginia
Coordinates38.79176, -77.05818
Functional classUrban Other Principal Arterial

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 inspectionJune 2024
Inspection intervalevery 23 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.7 US tons
Inventory rating35.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans23 (+11 approach)
Design loadHL 93
Structure length1,671 ft (509.3 m)
Longest span166 ft (50.6 m)
Deck width150 ft (45.7 m)
Roadway width92 ft (28 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic67,644 (2022)
Projected traffic98,760 by 2042
Trucks2%
Lanes on structure9
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed3.1 mi (5 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$2.5 million
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 1 J Davis HWY over RAMPG;F;I95N&S Cameronrn built?

It was built in 2007, making it 18 years old in 2025.

What condition is RTE 1 J Davis HWY over RAMPG;F;I95N&S Cameronrn 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 RTE 1 J Davis HWY over RAMPG;F;I95N&S Cameronrn carry?

About 67,644 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is RTE 1 J Davis HWY over RAMPG;F;I95N&S Cameronrn?

The structure is 1,671 ft (509.3 m) long with a longest span of 166 ft (50.6 m) and a deck 150 ft wide.

Who owns RTE 1 J Davis HWY over RAMPG;F;I95N&S Cameronrn?

It is owned by the State Highway Agency.