Bridge Type
Main Span(s): Masonry [8] Arch - Deck [11]
Approach Span(s): Other [00]
Deck: Not applicable [N] with Wearing Surface: Not applicable (applies only to structures with no deck) [N]
Bridge Dimensions
Length: 30.8 m = 101.1 ft
Main Spans: 3 at 10.7 m = 35.1 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 6 m = 19.7 ft (2 Lanes) and Out-To-Out: 6 m = 19.7 ft for a 6.1 m = 20.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Lower Frederick [44912]: Montgomery County [091], Pennsylvania [42]
Owned by County Highway Agency [02], DOT District: 6
3029-E7 ADC Street Atlas
Condition
Deck: Not Applicable [N]
Superstructure:
Substructure: Critical [2]
Loading
Design:
Operating: 0 metric ton = 0.0 tons ()
Inventory: 0 metric ton = 0.0 tons ()
Appraisal
Structural:
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and Bridge is scour critical; field review indicates that extensive scour has occurred at bridge foundations. [2]
Inspections
Date: April 2020 [0420] and Frequency: 24
Future Work
Work Needed: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 0.1 km = 0.1 mi
Traffic
ADT: 100 (1977) and Trucks: 0%
Future ADT: 140 (In 1997
)