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Cronk Road Bridge

Hillsdale County, Michigan
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Photos 

MI-22-1

Photo taken by Dietrich Floeter, May 1987, for HAER

View photos at Library of Congress

Map 

Facts 

Overview
Lost Pratt pony truss bridge over St. Joseph River on Cronk Road in Litchfield
Location
Litchfield, Hillsdale County, Michigan
Status
Replaced by new bridge
History
Built 1886; Replaced 1987
Builder
- Penn Bridge Works
Design
Pin-connected, 4-panel, half-hip Pratt pony truss
Dimensions
Span length: 56.0 ft.
Total length: 56.0 ft.
Deck width: 15.6 ft.
Approximate latitude, longitude
+42.02470, -84.72900   (decimal degrees)
42°01'29" N, 84°43'44" W   (degrees°minutes'seconds")
Approximate UTM coordinates
16/688011/4655013 (zone/easting/northing)
USGS topographic map
Mosherville
Inventory number
BH 37165 (Bridgehunter.com ID)

Categories 

19th Century (3,851)
4-panel truss (215)
Built 1886 (111)
Built during 1880s (1,055)
Formerly NR-eligible (267)
HAER documented (784)
Half-hip Pratt pony truss (292)
Hillsdale County, Michigan (7)
Litchfield, Michigan (1)
Lost (10,494)
Lost 1987 (60)
 Lost during 1980s (440)
Michigan (610)
Owned by county (16,526)
Penn Bridge Works (6)
Pin-connected (1,568)
Pony truss (13,212)
Pratt pony truss (2,350)
Pratt truss (5,687)
Replaced by new bridge (7,218)
Total length 50-75 feet (6,907)
Truss (23,615)

Update Log 

  • August 13, 2008: Added by J.R. Manning

Sources 

  • J.R. Manning - thekitchenguy [at] sbcglobal [dot] net
  • HAER MI-22 - Cronk Road Bridge, Spanning St. Joseph River on Cronk Road, Litchfield vicinity, Hillsdale County, MI

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