Standard Specifications

Standard Specifications

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STRUCTURAL ALUMINUM FOR SIGN SUPPORTS 624 T509. ... All signs listed in the Indiana Manual on Uniform Traffic Control Devices (latest edition) having an area of 20 square feet or less, shall be made of aluminum alloy sheet, unless anbsp;...

Title:Standard Specifications
Author:Indiana. State Highway Commission (1961-1981)
Publisher: - 1963


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