Module 6 NCCER into to Basic rigging questions with correct answers

During a rigging operation if an emergency happens who has the authority to give theemergency stop hand signal? - ANSWER - (Anyone on the ground who is in sight of the craneoperator). The recommendation when lifting a load longer then __________ is to use two chokerhitches. - ANSWER - (12 feet) A hand-operated winching device that should never be used for vertical overhead liftingis a ( - ANSWER - come-along All chain hoists use a ____________ to lift heavy loads. - ANSWER - (gear systems) A _____________ is used on alloy steel chain slings. - ANSWER - (Grab Hook) Shackles for most overhead lifting are made of _________ due to the need forincreased toughness. - ANSWER - (forged steel) When a wire rope sling appears to be damaged, who makes the decision to keep it inservice a _________ - ANSWER - (competent person). If the tattle-tail has been pulled into of its jacket on a synthetic sling, that sling has been ________ - ANSWER - (overloaded). The temperatures that most alloy steel chain slings can be used in are up to ______________ - ANSWER - (500F or260C). A sling maximum load weight that is designed to carry is called the ________________ - ANSWER - rated capacity). Slings are commonly made out of __________________ - ANSWER - (synthetic fibers, cast-iron steel, and wire rope) If the identification tag on a synthetic slings is missing or illegible , the sling must be ___________________ - ANSWER - (removed from service immediately). The size of a shackle is determined by the diameter of its ____________ - ANSWER - (body).