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Patterson Hill Road Bridge

Photos 

PattersonHillRdOverContoocookRv01

Upstream view of truss bridge that carries Patterson Hill Road over the Contoocook River in Henniker, NH. The only Henniker on earth.

Photo taken by David P. Timmins

BH Photo #126705

Map 

Street View 

Facts 

Overview
Through truss bridge over Contoocook River on Patterson Hill Road in Henniker
Location
Merrimack County, New Hampshire
Status
Open to traffic
History
Built 1915 by Groton Bridge Co.; rehabilitated 2001
Builders
- Groton Bridge Co. of Groton, New York (Fabricator)
- Storrs & Storrs (Design)
Design
Riveted, 7-panel Pratt through truss
Dimensions
Length of largest span: 112.9 ft.
Total length: 119.1 ft.
Deck width: 13.5 ft.
Vertical clearance above deck: 13.3 ft.
Recognition
Eligible for the National Register of Historic Places
Approximate latitude, longitude
+43.16806, -71.84167   (decimal degrees)
43°10'05" N, 71°50'30" W   (degrees°minutes'seconds")
Approximate UTM coordinates
19/269006/4783397 (zone/easting/northing)
Quadrangle map:
Henniker
Average daily traffic (as of 2012)
800
Inventory number
BH 24999 (Bridgehunter.com ID)
Inspection report (as of October 2017)
Overall condition: Fair
Superstructure condition rating: Fair (5 out of 9)
Substructure condition rating: Good (7 out of 9)
Deck condition rating: Good (7 out of 9)
Sufficiency rating: 46 (out of 100)
View more at BridgeReports.com

Update Log 

  • May 5, 2010: New Street View added by Nathan Holth
  • October 25, 2008: New photos from David P. Timmins

Sources 

  • David P. Timmins - grumpytimm [at] yahoo [dot] com
  • Nathan Holth