Historic Bridges of the U.S.

Photo

HAER photo

This photo from the Historic American Engineering Record shows the bridge before it was replaced [HAER photos taken April 1988 by John W. Gutowski]

Vicinity map

Map links:

Overview: Lost through truss over Grindstone Creek on Gridley Road, northwest of Cameron
Location: DeKalb County, Missouri
Status: Replaced by a concrete bridge
History: Built 1891-92 by the Dildine Bridge & Construction Co.; rehabilitated 1987; replaced 1994
Builder: - Dildine Bridge & Construction Co. of Cameron, Missouri
Design: Pin-connected, 5-panel Pratt through truss
Dimensions: Length of largest span: 83.8 ft.
Total length: 112.0 ft.
Deck width: 13.5 ft.
Vertical clearance above deck: 13.5 ft.
Approximate latitude, longitude: +39.80452, -94.27044 (decimal degrees)
39°48'16" N, 94°16'14" W (degrees°minutes'seconds")
Approximate UTM coordinates: 15/391245/4406833 (zone/easting/northing)
Land survey: T. 58 N., R. 30 W., Sec. 33
USGS topographic map: Fordham
Inventory numbers: MO 032-458001.6 (Missouri off-system bridge number)
BH 21440 (Bridgehunter.com ID)
Inspection (as of 01/1991): Deck condition rating: Good (7 out of 9)
Superstructure condition rating: Satisfactory (6 out of 9)
Substructure condition rating: Satisfactory (6 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 29.2 (out of 100)
Average daily traffic (as of 1991): 50