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Main Street Bridge

Photos 

View W, Showing East Elevation.

Photo taken by Historic American Engineering Record

View photos at Library of Congress

BH Photo #218624

Map 

Facts 

Overview
Concrete tee beam bridge over Otter Brook on NH Hwy. 12/ Main Street
Location
Keene, Cheshire County, New Hampshire
Status
Replaced by a new bridge
History
Built 1935; Demolished 1993
Builders
- E.J. Cross Co. (Builder)
- Harold E. Langley (Design, Assistant bridge engineer)
- John W. Childs (Design, State bridge engineer)
Design
Concrete tee beam
Dimensions
Length of largest span: 54.1 ft.
Total length: 122.1 ft.
Deck width: 24.0 ft.
Also called
Otter Brook Bridge
Approximate latitude, longitude
+42.91833, -72.27500   (decimal degrees)
42°55'06" N, 72°16'30" W   (degrees°minutes'seconds")
Approximate UTM coordinates
18/722410/4755348 (zone/easting/northing)
Quadrangle map:
Keene
Inventory number
BH 49922 (Bridgehunter.com ID)
Inspection (as of 07/2015)
Deck condition rating: Good (7 out of 9)
Superstructure condition rating: Very Good (8 out of 9)
Substructure condition rating: Very Good (8 out of 9)
Sufficiency rating: 93.6 (out of 100)
Average daily traffic (as of 2014)
19,000

Update Log 

  • March 21, 2017: Updated by Michael Quiet: Noted that this bridge was lost in 1993. Added builders
  • October 26, 2011: Added by Jason Smith

Sources 

  • Jason Smith - flensburg [dot] bridgehunter [dot] av [at] googlemail [dot] com
  • HAER NH-21 - Branch River Bridge
  • Michael Quiet - mquiet [at] gmail [dot] com