Lifting and Rigging

What is the SWL?

What is a rule of thumb for calculating the SWL of wire rope?

Safe Work Load in Tons for Wire Rope with a safety factor of 5

How much can a knot reduce the breaking strength of fibre rope by?

How much can correctly attached cable clips reduce the breaking strength of wire rope?

What should you do with sharp corners on a load and why?

What does a basket web sling look like and what is it used for?

What does a choker web sling look like and what is it used for?

What is a metal mesh sling and what is it used for?

What is the formula for the SWL of a basket hitch? Give some examples!

What is the formula for the SWL of a two-leg bridle hitch? How does it differ from a basket hitch?

If a choker hitch angle is over 45 degrees, what formula do you use to calculate the SWL? Give an example!

If the choker angle is 45 degrees or LESS, what is the formula to calculate the SWL? Give an example!

If you use chokers in pairs, horizontally, how do you calculate the SWL of these kind of sling configurations?

What is a double basket hitch and how do you calculate its SWL?

What is the approximate weight of a cubic foot of steel?

What is the approximate weight of a cubic foot of wood?

What is the mechanical advantage of the block ?

What are the essential parts of any block?

What do each of the parts of a block do?

What are the sheaves normally made of on fibre rope blocks?

Why are fibre rope sheaves NOT used with (rope-wise) and why?

what is a double basket hitch? Why is it used?

What is a single vertical hitch?

What is a Bridle hitch?

What is a single basket hitch?

What is a double wrap basket?

What is a single choker hitch?

What is a double choker hitch?

What is a Double-wrap choker hitch?

What is an endless sling?

What is a synthetic web sling? What are its advantages and disadvantages?

What are the differences between the endless, standard eye, and twisted eye synthetic web slings?