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SAE J1305_200711
- Two-Block Warning and Limit Systems in Lifting Crane Service
- standard by SAE International, 11/16/2007
- Publisher: SAE
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The purpose of this SAE Recommended Practice is to establish the minimum performance requirements of devices which signal and/or automatically prevent two-blocking.This SAE Recommended practice applies to cranes in lifting crane service which are equipped with two-block warning and/or limit systems.