Engineer Field Data, Chapter 9: Rigging and Vehicle Recovery
Engineering & Tools · Vehicles & MechanicsEngineering & Tools · Construction & Fortifications
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Chapter 9 Rigging and Vehicle Recovery ROPES Tables 9-1 and 9-2 give characteristics, safety factors, and breaking strength for different diameters of wire, manila, and sisal ropes. Table 9-1. Wire rope characteristics and safety factors NOTES: 1. If age and condition of rope are doubtful and human life or equipment may be endangered, apply a safety factor of at least eight. 2. The 6 x 19 means rope composed of 6 strands of 19 wires each. 3. Breaking strength of 6 x 7 or 6 x 37 wire ropes is 94
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