Bridge Type
Main Span(s): Steel continuous [4] Girder and floorbeam system [03]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 130.6 m = 428.5 ft
Main Spans: 3 at 49.2 m = 161.4 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 19.1 m = 62.7 ft (4 Lanes) and Out-To-Out: 20.7 m = 67.9 ft for a 16.5 m = 54.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Arlington County [013], Virginia [51]
Owned by National Park Service [66], DOT District: 9
5.8 MILES SOUTH OF I-495.
Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: M 18 / H 20 [4]
Operating: 42.6 metric ton = 46.9 tons (Load Factor(LF) [1])
Inventory: 25.4 metric ton = 27.9 tons (Load Factor(LF) [1])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Equal to present minimum criteria [6]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: April 1999 [499] and Frequency: 24
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 1.4 km = 0.9 mi
Traffic
ADT: 27400 (2007) and Trucks: 1%
Future ADT: 30140 (In 2027
)