Bridge Type
Main Span(s): Concrete [1] 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: 39.9 m = 130.9 ft
Main Spans: 2 at 19.8 m = 65.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 4 m = 13.1 ft (1 Lanes) and Out-To-Out: 4.9 m = 16.1 ft for a 5.8 m = 19.0 ft approaching roadway.
Vertical Clearance: 6.71 m = 22.0 ft and Navigational Clearance: 0 = N/A
Location
Upper Allen [78736]: Cumberland County [041], Pennsylvania [42]
Owned by County Highway Agency [02], DOT District: 8
1SW LISBURN=YK253/Y.B.
Condition
Deck: Not Applicable [N]
Superstructure: Fair [5]
Substructure: Fair [5]
Loading
Design:
Operating: 13.6 metric ton = 15.0 tons ()
Inventory: 9.1 metric ton = 10.0 tons ()
Appraisal
Structural: Basically intolerable requiring high priority of corrrective action [3]
Deck Geometry: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Better than present minimum criteria [7] and Bridge foundations determined to be stable for assessed or calculated scour conditions; field review indicates action is required. [4]
Inspections
Date: October 1999 [1099] and Frequency: 24
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 0.5 km = 0.3 mi
Traffic
ADT: 74 (2019) and Trucks: 1%
Future ADT: 99 (In 2039
)
