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Senn Bridge

Photo 

Bridgemapper.com photo

Photo taken by Todd Wilson in 2008

BH Photo #404698

Map 

Facts 

Overview
Pony truss bridge over Little Connoquenessing Creek on Evergreen Mill Road (TR 323)
Location
Butler County, Pennsylvania
Status
Replaced by a new bridge
History
Built 1929
Design
Polygonal Warren pony truss, mostly riveted but with pinned lower chord
Dimensions
Length of largest span: 86.0 ft.
Total length: 90.9 ft.
Deck width: 19.7 ft.
Recognition
Eligible for the National Register of Historic Places
Approximate latitude, longitude
+40.80143, -80.10476   (decimal degrees)
40°48'05" N, 80°06'17" W   (degrees°minutes'seconds")
Approximate UTM coordinates
17/575516/4517099 (zone/easting/northing)
Quadrangle map:
Evans City
Inventory numbers
PA 10 7217 0323 0097 (Pennsylvania Bridge Management System number)
PANBI 46853 (Pennsylvania BRKEY bridge number on the 2011 NBI)
BH 30584 (Bridgehunter.com ID)
Inspection (as of 08/2009)
Deck condition rating: Fair (5 out of 9)
Superstructure condition rating: Fair (5 out of 9)
Substructure condition rating: Poor (4 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 35.3 (out of 100)
Average daily traffic (as of 2009)
750

Update Log 

  • October 16, 2012: Updated by Nathan Holth: This bridge has been demolished and replaced.
  • September 30, 2010: Updated by Nathan Holth: This bridge is now doomed.