1. Advanced Rigging Formulas
2. Rigging Formula Spreadsheet

RIGGING FORMULAS

Failure to read, understand, and follow manufacturesinstructions may cause death or serious injury

Fell free to consult the sling angle factor chart for rigging calculations. To calculate the load on a particular sling leg proceed as follows: 1.) Take the total weight of the load and divide this by the number of legs supporting the load. For example, assume a 2000 pound load is to be supported by 2 legs of a sling.

Total Equipment Training offers our free NCCCO rigger level 1 & level 2 practice test CCO as a comprehensive way to prepare for and pass the written test. Click to take test. Ratio between breaking strength and the rated load of the rigging hardware. The weight of the load divided by the number of lift points. The acute angle between. Note: This list of formulas is provided by ETCP to aid candidates in completing the examination. However, it should not be considered a complete and exhaustive list of formulas that could be used in performing. Free Rigging Formulas Software. RIGGERMEISTER Formula Software. By ATM Fly-Ware. Simple software for basic calculations of wire rope leg length, tension, and position. Direct download. The LD Calculator.

Harry Donovan the Author of the rigging formulas sent me this.
Sorry folks.

'We now want to make some money selling these products, to gain some profit
from the many thousands of hours we've spent writing and editing this
material. We would prefer that you cease publishing the rigging formulas
and bridle cheat sheet on your web-site. I know you and I discussed this a
few years, ago, and it was alright with us at the time, but we cannot now
approve the use of this information on your web-site. Please remove the
rigging formulas and bridle cheat sheet that you have obtained from us.'

Free Rigging Formulas Software.

RIGGERMEISTER Formula Software
by ATM Fly-Ware
Simple software for basic calculations of wire rope leg length, tension, and position.
http://www.atmflyware.com/flyhome.html

http://www.atmflyware.com/downloads/rigmstr1.xls
Direct download.

The LD Calculator
By Paul Pelletier Software
The LD Calculator is a small application dedicated to people who work in the lighting industry.
It provide an array of tools to calculate an automated various daily task such as DMX addresses, current load, photometric, rigging formula and a lot more.
http://www.paul-pelletier.com/LDCalculator/LDCalculatorPage.htm