Neat little program, Spidy. Simple and accurate. I worked rigging for years when I first started in the business not even knowing the load forces I was generating. Though I did learn early on from the old timers to double up on the strength ratings of the slings and blocks. Sure why not...
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.