ESTA's Manual Rigging Systems Up for Review

ESTA has announced that BSR E1.4, Entertainment Technology — Manual Rigging Systems, is available for public review until 18 December 2001. This draft American National Standard describes the design, construction, installation and use of manually powered rigging systems to enhance the safety of these system. These systems are used in theatres to raise and lower scenery, properties, lighting equipment, and similar loads over the stage. The standard does not apply to raising and lowering people

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