Bridgehunter.com | 180th Street Bridge

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Overview

Photo taken in 1996 by Jason Smith

Overview: Pony truss bridge over Little Sioux River on 180th Street
Location: Dickinson County, Iowa
Status: Open to traffic
History: Built ca. 1920; rehabilitated 2001
Design: Riveted Warren pony truss
Dimensions: Length of largest span: 80.1 ft.
Total length: 83.0 ft.
Deck width: 15.7 ft.
Approximate latitude, longitude: +43.38645, -95.23632 (decimal degrees)
43°23'11" N, 95°14'11" W (degrees°minutes'seconds")
Approximate UTM coordinates: 15/318864/4806159 (zone/easting/northing)
Land survey: T. 99 N., R. 37 W., Sec. 20
USGS topographic map: Okoboji
Inventory numbers: IA 145170 (Iowa bridge number)
BH 13408 (Bridgehunter.com ID)
Inspection (as of 03/2012): Deck condition rating: Good (7 out of 9)
Superstructure condition rating: Poor (4 out of 9)
Substructure condition rating: Poor (4 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 27.2 (out of 100)
Average daily traffic (as of 2011): 45