3/4" Mammoth Rigging Line

The 3/4 Mammoth rigging line is a heavy-duty rope for big removal work, where crews block down large wood and need a line with plenty of strength and abrasion resistance. At 3/4 inch it runs through full-size rigging blocks and lowering devices built for heavy rigging.

When 3/4 inch rope makes sense

Most crews run 1/2 or 5/8 inch rope for everyday rigging, then step up to 3/4 inch when the wood gets big. Heavy tops, long leaders, and large blocked-down rounds all generate shock loads that a thicker line handles with more margin and less stretch-related surprise.

The tradeoff is weight and bulk. A 3/4 inch line is heavier to carry, takes more room in the bag, and needs a block and lowering device rated for that diameter. Compare it with other lines in our rigging rope before you commit.

Choose the length by the tallest trees you rig. You need enough rope to reach from the ground to the rigging point and back down to the lowering device with a few wraps and some tail to spare.

Hardware, rating, and inspection

Match every piece of the system to the rope: block sheave, porta-wrap or bollard, slings, and knots all affect working strength. Use the maker's rated breaking strength, apply a sensible working load limit, and remember that knots and sharp bends reduce strength.

Inspect the line before every job for cut or pulled strands, glazed or melted sections, flat spots, and core damage. Retire rope that has been severely shock loaded or damaged. Rigging should follow ANSI Z133 and be run by trained crew members.