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Purdy Marsh Bridge

Photo 

Photo courtesy of the Indiana State Department of Natural Resource, Division of Historic Preservation and Archaeology.

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View more info about Indiana historic bridges from the SHAARD database

BH Photo #372257

Map 

Facts 

Overview
Lost pony truss bridge over Purdy Marsh on CR 300N
Location
Knox County, Indiana
Status
Replaced by new bridge
History
Replaced 1991
Design
Pony truss
Dimensions
Length of largest span: 57.1 ft.
Total length: 59.1 ft.
Deck width: 16.1 ft.
Also called
Knox County Bridge #84
Approximate latitude, longitude
+38.77272, -87.27303   (decimal degrees)
38°46'22" N, 87°16'23" W   (degrees°minutes'seconds")
Approximate UTM coordinates
16/476282/4291591 (zone/easting/northing)
Quadrangle map:
Bicknell
Inventory numbers
INNBI 4200155 (Indiana bridge number on the National Bridge Inventory)
BH 39338 (Bridgehunter.com ID)
Inspection (as of 09/1989)
Deck condition rating: Fair (5 out of 9)
Superstructure condition rating: Critical (2 out of 9)
Substructure condition rating: Satisfactory (6 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 21.2 (out of 100)
Average daily traffic (as of 1986)
100

Categories 

Indiana (4,200)
Knox County, Indiana (74)
Lost (18,942)
Lost 1991 (293)
Lost during 1990s (3,716)
Pony truss (15,085)
Replaced by new bridge (12,567)
Span length 50-75 feet (9,015)
Structurally deficient (18,552)
Total length 50-75 feet (8,526)
Truss (29,552)

Update Log 

  • December 7, 2016: Updated by Mike Daffron: added bridge number, photo and fixed coordinates
  • February 6, 2009: Added by James Baughn

Sources 

  • Mike Daffron - daffmikron [at] gmail [dot] com