US Bridges

Route 123 Sbl over Campus Drive

Good

Fairfax County, Virginia · 0.2FROM620/0.2TO383 · Structure no. 000000000030081

Built
2014
11 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
91 ft
1 main span
Daily traffic
25,441
2022 count
Owner
State
State Highway Agency

About this bridge

Route 123 Sbl over Campus Drive is a concrete stringer/multi-beam or girder carrying Route 123 Sbl over Campus Drive in Fairfax County, Virginia. It was built in 2014, so it is 11 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 25,441 vehicles a day, projected to reach 37,144 by 2042. The structure is 91 ft (27.7 m) long and 38 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRoute 123 Sbl
CrossesCampus Drive
Location0.2FROM620/0.2TO383
RouteState Highway 123
Coordinates38.83241, -77.31444
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 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 alignment6: Equal to present minimum criteria
Operating rating85.4 US tons
Inventory rating62.2 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length91 ft (27.7 m)
Longest span91 ft (27.7 m)
Deck width38 ft (11.6 m)
Roadway width36 ft (11 m)
Vertical clearance over deck99 ft (30.2 m)

Traffic and service

Average daily traffic25,441 (2022)
Projected traffic37,144 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 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$2.5 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Route 123 Sbl over Campus Drive built?

It was built in 2014, making it 11 years old in 2025.

What condition is Route 123 Sbl over Campus Drive 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 October 2024.

How much traffic does Route 123 Sbl over Campus Drive carry?

About 25,441 vehicles per day (2022 count).

How long is Route 123 Sbl over Campus Drive?

The structure is 91 ft (27.7 m) long with a longest span of 91 ft (27.7 m) and a deck 38 ft wide.

Who owns Route 123 Sbl over Campus Drive?

It is owned by the State Highway Agency.