# Zip line design and construction

## How are zip lines built?

In the simplest form a zipline is a cable stretched between 2 points. Often times you will see a homeowner stretch two cables between trees and set up a pulley for zipping. Traditionally zip lines were built to look like a smiley face. You would jump off one end fly down the face and up the other side to slow down.

## How do you calculate a zip line?

The simple formula is (Length of Zipline ) x (. 02). An example of this is a 100 foot zip line would have 2 feet of sag. You want to take this into consideration as you don’t want your rider’s feet to be dragging as they ride.

## How much drop should a zip line have?

ZIP LINE MUST NEVER EXCEED 6% (6 FT. DROP PER 100 FT. OF DISTANCE) RIDING SLOPE . HIGH SPEED COLLISION WITH END POINT MAY CAUSE INJURY OR DEATH.

## How much does it cost to start a zip line business?

Most basic zip lines are about 60-150 feet long and have weight ratings up to 250 pounds. These zipline rides typically cost \$2,000 to \$8,000 once you add a launch platform, but can be higher if we have significant travel to your location.

## Are zip lines dangerous?

Researchers at Ohio State University found that almost 12 percent of zip – line injuries resulted in fractures or other injuries requiring hospitalization, making zip -lining mishaps at least as serious as rock climbing.

## Can zip lines break?

The ziplines are extremely safe. The main cables are checked frequently and I’ve never heard of one breaking anywhere. While it is statistically quite safe, it is wrong for people to post that there have never been zipline accidents or deaths.

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## How long can a zip line be?

ZIP LINE MUST NEVER EXCEED 6% RIDING SLOPE. HIGH SPEED COLLISION WITH END POINT MAY CAUSE INJURY OR DEATH. ONE TURNBUCKLE ZIP LINE KITS.

ZIP LINE LENGTH RECOMMENDED CABLE SIZE CLAMP TORQUE
UP TO 500′ 5/16″ 30 LBS.
UP TO 1000′ 3/8″ 45 LBS.

## How do you slow down a zip line?

The most common active zip line brake is a leather glove worn on the participant’s hand and used to push down on the zip line cable and create friction, slowing the rider down. Proper training and practice is necessary for a rider to know how to safely bring themselves to a stop .

## What is zip wiring?

A zip line , zip – line , zipline, zip wire, or aerial runway, is a pulley suspended on a cable, usually made of stainless steel, mounted on a slope.

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## What size cable do I need for a zipline?

CABLE SIZE CHART

Gauge Breaking Strength Zip Line Size
3/16″ Cable 3,700 lb Min Breaking Strength Zip Lines Up To 200 FT
1/4″ Cable 7,000 lb Min Breaking Strength Zip Lines Up To 200 FT
5/16″ Cable 9,800 lb Min Breaking Strength Zip Lines Up To 500 FT
3/8″ Cable 14,400 lb Min Breaking Strength Zip Lines Up To 1,000 FT

## Is it safe to zipline in the rain?

Zipline Safety and Fun in the Rain Even if there is no lightning at your location, use caution if it is raining while you are ziplining , because the platforms could become slippery. If there is a chance for rain on the day you are ziplining , dress appropriately. Wear a rain poncho to help prevent getting drenched.

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