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Maple Road Bridge

Iowa Bridge Number 185160

Maple Road Bridge

Primary Photographer(s): Nathan Holth and Rick McOmber

Bridge Documented: July 1, 2009

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Key Facts

Facility Carried / Feature Intersected
130th Avenue (Maple Road) Over East Fork Des Moines River
Location
Rural: Humboldt County, Iowa: United States
Construction Date and Builder / Engineer
By Builder/Contractor: Unknown

Technical Facts

Rehabilitation Date
Not Available or Not Applicable
Main Span Length
120 Feet (37 Meters)
Structure Length
122 Feet (37 Meters)
Roadway Width
17 Feet (5.18 Meters)
Spans
1 Main Span(s)
NBI Number
185160

Historic Significance Rating (HSR)

Bridge Documentation

View Archived National Bridge Inventory Report - Has Additional Details and Evaluation

This bridge is a good example of a standard plan rural truss bridge in Iowa. The bridge retains good historic integrity with no major alterations of note.

The seven panel truss is configured as follows: End post and top chord: back-to-back channels with v-lacing and cover plate. Bottom chord: outermost panels: two angles with battens, innermost panels: two paired angles with battens. Vertical members: back-to-back channels with v-lacing on each side. V-lacing is positioned parallel to the truss web. Diagonal members: two angles with battens. Portal bracing: A-frame design composed of single and paired angles. Sway bracing: two paired angles with v-lacing, and paired angles for knee bracing. Lateral (diagonal) bracing: single angles. Railing: two angles. Deck: Reinforced concrete surface with concrete curb and steel stringers. Floorbeams: rolled American Standard I-Beams. Identified steel fabricators: Inland.

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Photo Galleries and Videos: Maple Road Bridge

 
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Bridge Photo-Documentation
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Bridge Photo-Documentation
Mobile Optimized Photos
A collection of overview and detail photos. This gallery features data-friendly, fast-loading photos in a touch-friendly popup viewer. Alternatively, Browse Without Using Viewer

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Maps and Links: Maple Road Bridge

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