Exam (elaborations)
NWSA TT1: Questions With Correct Solutions (Pass!)
- Course
- Institution
NWSA TT1: Questions With Correct Solutions (Pass!)
[Show more]
Seller
Follow
LeCrae
Reviews received
Content preview
NWSA TT1: Questions With Correct Solutions (Pass!)What is the minimum force that a positioning system anchorage must be able
to withstand? Right Ans - 2 times the MAF(Maximum anticipated force) or
3,000 lbs
If a synthetic rope has a breaking strength of 6,600 lbs and a bowline knot is
tied to make a lifting eye what is the maximum gross load that can be lifted?
Right Ans - 660 lbs. Synthetic rope has a safety factor of 10:1. That includes
the weakening factor of the knot
Exposure to ionizing radiation dopes what to the human body? Right Ans -
IR can change cells and molecules in biological organisms
When is a trained signal person necessary Right Ans - When a crane can
physically enter a powerline restricted area.
What three ways can a capstan hoist be powered Right Ans - Electric Gas
and Hydraulic
When using tape and butyl to weatherproof a ground kit what is a critical step
in the process? Right Ans - Always cut the tape with sciccors
According to regulations, what is the maximum arresting force allowed to the
human body? Right Ans - Maximum arresting force allowed on the body is
1800 lbs. But our y-landyards reduce the force to half that
What is the minimum number of ground kits installed in a single run Right
Ans - 3. (1 at the top above the hoisting grip. 1 at the base of the tower on the
vertical run, 1 at the cabinet)
how often must a fire extinguisher be inspected by a qualified person?
Right Ans - Annually
What is a crown block? Right Ans - Upper sheave assembly attached to the
tower. Sheave assembly = pulley or block
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller LeCrae. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $8.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
75632 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now