ELECTRO-VOICE® 1
Table of Contents
Rigging-Safety Warning.............................................................................................................................................. 2
0 Introduction .............................................................................................................................................................. 3
1 XLC Rigging System ............................................................................................................................................... 5
1.1 Overview of the XLC Flying System ........................................................................................................ 5
1.2 Enclosure Rigging Hardware Details ....................................................................................................... 5
2 XLC Rigging and Flying Techniques ..................................................................................................................... 10
2.1 Array Considerations ............................................................................................................................. 10
2.2 Rigging an Array Using the XLC Front Dollies ....................................................................................... 10
3 Rigging-Strength Ratings, Safety Factors, and Special Safety Considerations ..................................................... 15
3.1 Working-Load Limit (WLL) and Safety Factor Definitions ...................................................................... 15
3.2 Structural Rating Overview .................................................................................................................... 16
3.3 Simplified Structural-Rating Guidelines ................................................................................................. 16
3.4 Complex Structural-Rating Analysis ...................................................................................................... 18
3.5 Wind Loading ......................................................................................................................................... 24
3.6 Electro-Voice Structural-Analysis Procedures ....................................................................................... 25
4 Rigging Inspection and Precautions ...................................................................................................................... 26
References ............................................................................................................................................................... 28
Notes ........................................................................................................................................................................ 29
