Garmin EVA-2082S/920, EVA-2082S/906 user manual Rigging-Strength Ratings and Safety Factors cont’

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6.0 Rigging-Strength Ratings and Safety Factors (cont’)

Figure 21:

Side-to-side angular pull structural-rating guidelines for EVA spreader bars

Figure 22:

Front-to-back angular pull structural-rating guidelines for EVA spreader bars

Electro-Voice® EVA Series User Manual

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Image 29

Contents EVA-2082S/906 EVA-2082S/920 EVA-2082S/126 EVA-2082S/1220 Table of Contents Rigging-Safety Warning Introduction For proper grid selection Introduction cont’EVA-2082S/906 or EVA-2082S/126 dimensioned views Designing an EVA Array Tool ListApplications for Which EVA Arrays Are Most Appropriate Typical Number of ArraysDesigning an EVA Array cont’ Designing an EVA Array cont’ Designing an EVA Array cont’ Evadatm Picture tab Evadatm Report tab, with many physical array details Designing an EVA Array cont’ Designing an EVA Array cont’ Five-Module Array Example An Eight-Module Example Module Configuration Preparing EVA Modules for InstallationRecommended Preflight Procedures Preparing EVA Modules for Installation cont’ Preparing EVA Modules for Installation cont’ Overview of the EVA Flying System EVA Rigging SystemEVA Rigging System cont’ Extended Grid with or without Second Spreader Bar Use of Two Standard Grids Assembling and Flying an EVA Array Working-Load Limit and Safety Factor Definitions Rigging-Strength Ratings and Safety Factors Structural Rating Overview Rigging-Strength Ratings and Safety Factors cont’Simplified Structural-Rating Guidelines Rigging-Strength Ratings and Safety Factors cont’ Rigging-Strength Ratings and Safety Factors cont’ Electro-Voice Structural-Analysis Procedures Rigging Inspections and Precautions Mechanical Engineering printed ReferencesRigging printed Rigging Web sites References cont’Page Page Electro-Voice