Bridge Type
Main Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 9.8 m = 32.2 ft
Main Spans: 1 at 9.1 m = 29.9 ft
Approach Spans: 0
Skew: 30
Width, Roadway: 20.7 m = 67.9 ft (4 Lanes) and Out-To-Out: 22.4 m = 73.5 ft for a 23.8 m = 78.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Tredyffrin [77344]: Chester County [029], Pennsylvania [42]
Owned by State Toll Authority [31], DOT District: 6
WEST OF VALLEY FORGE PARK
Condition
Deck: Satisfactory [6]
Superstructure: Fair [5]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 60.8 metric ton = 66.9 tons (Load Factor(LF) [1])
Inventory: 36.3 metric ton = 39.9 tons (Load Factor(LF) [1])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Equal to present minimum criteria [6]
Road Alignment: Equal to present desirable criteria [8]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: July 2020 [0720] and Frequency: 24
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 0.6 km = 0.4 mi
Traffic
ADT: 47120 (2004) and Trucks: 18%
Future ADT: 56710 (In 2030
)