Millwright Rigging & Lifting Exam Questions With Verified Answers 2024/2025

Millwright Rigging & Lifting Exam Questions With Verified Answers 2024/2025 The breaking strength of rope is a. force needed to pull rope b. force needed to tear rope c. force needed to break the rope d. force needed to stretch rope - answerc. force needed to break the rope What are spreader beams used for? a. calculate loads b. use on heavy lods c. support loads during lifts d. support long loads during lifts - answerd. support long loads during lifts What are equalizer beams used for? a. equalize the load on sling legs and to keep equal loads on dual hoists lines when making tandem lifts b. equalize the load on sling legs and to keep equal loads on dual hoists lines when lifting shanks c. equalize the load on sling legs and to keep equal loads on dual hoists lines when making angular lifts d. equalize the load on sling legs and to keep equal loads on dual hoists lines when making deformed lifts - answera. equalize the load on sling legs and to keep equal loads on dual hoists lines when making tandem lifts the load capacity of beams depends on the load between those two points. If distance across beam is doubled. Load capacity is halves When using an eye bolt, keep the bending to aminimum. Always apply the loads ______________ especially when using bridal slings. - answerto the plane of the eye These are made from a single length of sling material passed through a load. Both ends of the sling attach to the main hook. a. bridal hitch b. single vertical hitch c. single basket hitch d. double basket hitch - answersingle basket hitch If you are lifting people you must not lift more than what ratio of breaking strength? - answer1/10 A knot can reduce the breaking strentgh of the rope by a. 50% B. 20% C. 70% d. 60% - answera. 50% cable clips 20% sharp corners should have padding Tackle blocks are similar to wire rope blocks but are lightrer and have? a. larger shanks b. more sheaves c. lighter capacity d. higher capacity - answerc. lighter capacity A complete list of hand signals can be found in appendix D of the WCB for what signal? - answermoving loads, crane signals In a test gauge if the link enters up to the second step marked R there is evidence of a. perfect alignment b. considerable wear or stretch c. excessive wear and stretch d. heat casting - answerb. consideRable wear and or stretch Stamped C means excessive wear and stretch If the hoist is overloaded it is first indicated by? a. heat stress b. closing of hook c. opening of lower hook c. closing of top hook - answerc. opening of lower hook As the angle between the lines of a snatch block increased the stress on the block and hook ________________. a. increases b. decreases c. stays the same d. reduces SWL - answerdecreases Never incline the legs of a double basket hitch more than? a. 50* B. 20* C. 70* d. 60* - answerd. 60* Traction grade wire rope has a breaking load of __________ tons per square inch a. 110-190 b. 50-60 c. 45-90 d. 80-90 - answerd. 80-90 Special improved plow grade wire rope has a breaking load of _________ tons per square inch a. 120-130 b. 50-60 c. 45-90 d. 80-90 - answera. 120-130 A core is built into a wire rope to ?