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American Association of State Highway and Transportation Officials , 2010
Publisher: AASHTO
File Format: PDF
$39.00$78.00
This specification is applicable to frames, grates, rings, and covers for inlets, manholes, and other structures for civil engineering use where items may be placed in traffic service and load bearing is a consideration.
$17.00 $35.00
$32.00 $65.00
$130.00 $261.75
$39.00 $78.00
