Historic Bridges
of the United States
Big Salt River Bridge
Midland County
,
Michigan
Overview
Post comment
Contact webmaster
On this page:
Map
·
Facts
·
Categories
·
Comments
Map
Vicinity map
Map links:
Google Maps
Yahoo! Maps
TopoZone
Terraserver USA
Facts
Overview
Lost pony truss bridge over Big Salt River on North Saginaw Road in Sanford
Location
Midland County
,
Michigan
Status
No longer exists
History
Built 1932; replaced 2001
Design
Parker pony truss
Dimensions
Length of largest span: 108.9 ft.
Total length: 114.8 ft.
Deck width: 29.9 ft.
Recognition
Posted to the National Register of Historic Places
Approximate latitude, longitude
+43.67819, -84.39428
(decimal degrees)
43°40'41" N, 84°23'39" W
(degrees°minutes'seconds")
Approximate UTM coordinates
16/710040/4839431
(zone/easting/northing)
USGS topographic map
Sanford
Inventory numbers
NRHP 99001532
(National Register of Historic Places reference number)
BH 20144
(Bridgehunter.com ID)
Inspection
(as of 09/2007)
Deck condition rating:
Very Good
(8 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 1999)
2,899
Categories
Built 1932
(537)
Built during 1930s
(6,117)
Lost
(1,974)
Michigan
(433)
Midland County, Michigan
(13)
NR-listed
(1,569)
Owned by county
(14,359)
Parker truss
(466)
Pony truss
(9,534)
Skewed
(3,684)
Span length 100-125 feet
(2,310)
Structurally deficient
(12,078)
Total length 100-125 feet
(2,509)
Truss
(16,277)
Comments
Post a comment here
·
Contact webmaster