Bridge Type
Main Span(s): Masonry [8] Arch - Deck [11]
Approach Span(s): Other [00]
Deck: Not applicable [N] with Wearing Surface: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 12.2 m = 40.0 ft
Main Spans: 2 at 6.1 m = 20.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 4.8 m = 15.7 ft (1 Lanes) and Out-To-Out: 5.8 m = 19.0 ft for a 5.2 m = 17.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
West Nantmeal [83664]: Chester County [029], Pennsylvania [42]
Owned by State Highway Agency [01], DOT District: 6
NEAR LEWIS MILLS 10H10
Condition
Deck: Very Good [8]
Superstructure: Good [7]
Substructure: Satisfactory [6]
Loading
Design: M 18 / H 20 [4]
Operating: 81.6 metric ton = 89.8 tons ()
Inventory: 49 metric ton = 53.9 tons ()
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Basically intolerable requiring high priority of corrrective action [3]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Better than present minimum criteria [7] and Bridge is scour critical; bridge foundations determined to be unstable. [3]
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: 0.6 km = 0.4 mi
Traffic
ADT: 321 (2021) and Trucks: 9%
Future ADT: 528 (In 2032
)
