Two-Block Warning and Limit Systems in Lifting Crane Service
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.
Human factorsMaintainability and supportabilityManufacturing equipment and machinerySafetyOff-highway vehicles and equipmentConstruction vehicles and equipmentAgricultural vehicles and equipmentIndustrial vehicles and equipment
Also known as: SAE J 1305
Subscribers can view annotate, and download all of SAE's content.
Learn More »