Bridgehunter.com | Route 123

Photo

Southwest Elevation Looking Northeast From George Washington Memorial Parkway

Photo taken for the Historic American Engineering Record

BH Photo #312587

The Route 123 Overpass on the GWMP is reported to be the first prestressed concrete girder bridge built on the parkway and in the district.

-- Historic American Engineering Record

Overview: Concrete stringer bridge over Gwmp on Va Route 123
Location: Fairfax County, Virginia
Status: Open to traffic
History: Built 1959; rehabilitated 1985
Builders: - U.S. Bureau of Public Roads of Washington, D.C.
- Wiley N. Jackson Co. of Roanoke, Virginia
Design: Concrete stringer
Dimensions: Length of largest span: 111.9 ft.
Total length: 169.3 ft.
Deck width: 71.9 ft.
Approximate latitude, longitude: +38.93908, -77.13406 (decimal degrees)
38°56'21" N, 77°08'03" W (degrees°minutes'seconds")
Approximate UTM coordinates: 18/315040/4312182 (zone/easting/northing)
Quadrangle map:: Falls Church
Average daily traffic (as of 2013): 2,500
Inventory number: BH 65334 (Bridgehunter.com ID)
Inspection report (as of April 2017): Overall condition: Fair
Superstructure condition rating: Satisfactory (6 out of 9)
Substructure condition rating: Satisfactory (6 out of 9)
Deck condition rating: Good (7 out of 9)
Sufficiency rating: 85.2 (out of 100)
View more at BridgeReports.com

Dave King - DKinghawkfan [at] hotmail [dot] com
HAER VA-73 - Route 123 Overpass, State Route 123 (Leesburg Road), McLean, Fairfax County, VA