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NCCCO tower crane exam practice with 100% correct answers

Overhead cranes with more than one hoisting unit shall have? - Answer Its rated load marked on it. How often does O.S.H.A. require a written wire rope inspection? - Answer Once a month What is the purpose of the "E" (Emergency) stop on an overhead crane? - Answer Removes power to entire crane. Most loads should be rigged to within how many degrees of level? - Answer 5 According to ASME B30.2, what is the safety factor for rigging? - Answer 5 to 1 According to O.S.H.A. fr...

NCCCO Tower Crane Exam Questions with Correct Answers Splices in rall tracks shall have - Answer-Smooth Joints Hydraulic systems should have their proper fluid level checked - Answer-Daily If power fails during operations, the following shouldn't apply - Answer-Do your best to finish moving load where it was designated to go If load is undetermined who is to find out if load weight does not exceed crane rating at radius at which the load is to be lifted - Answer-Person responsible for l...

NCCCO Test 3 Questions with Correct Answers The crane is out of level, you release the swing break, the boom swings downhill, your: - Answer-Load radius increases Blocking can be placed under the ends of tracks to: - Answer-Increase the cranes stability when Operating over front or back What quadrant produces the least amount of ground pressure on a lattice crawler: - Answer-Side On lattice boom crane's fitted with power load Lowering , a heavy load should be lowered by using the: - A...

NCCCO TEST 2 Questions with Complete Solutions When making a multiple crane lift, it is important for the operator to understand that: - Answer-The weight may increase if the other crane lands the load If a crane is not set-up level and the operator swings a load from the high side to the low side, the load radius will: - Answer-Increase Most crane manufacturers reduce load capacity for duty-cycle operations because: - Answer-Side loading forces may occur On who's recommendations shou...

NCCCO Test 1 Questions with Correct Answers Where is the best location for leveling a crane? - Answer-Upperworks When determining the "gross load" the best method is: - Answer-Get an accurate load weight and add the rigging. By order of hitch strength, which is the correct answer? - Answer-Basket, vertical, choker What is the purpose of using a jib? - Answer-Increase height When taking a side strain on a boom, what concerns the operator most? - Answer- Boom damage You should al...

NCCCO RIGGING 1 & 2 Exam Questions with Correct Answers OSHA 1910 - Answer-General Industry Standards OSHA 1926 - Answer-Construction Industry Standards OSHA 1910.180 - Answer-Crawler, Locomotive and Truck Cranes OSHA 1910.184 - Answer-Slings OSHA 1926.251 - Answer-Rigging Equipment used for material handling OSHA 1926.1400 - Answer-Cranes and Derricks used in construction ASME B30.3 - Answer-Tower Cranes ASME B30.5 - Answer-Mobile and Locomotive Cranes ASME B30.9 - Ans...

NCCCO Rigger 1 Exam Questions with Correct Answers What is the max included angle for a shackle? - Answer-120 Degrees Wire rope clips and wedge sockets shall be designed to have a minimum connection efficiency of? - Answer-80 % The center of gravity location of a load may of the load - Answer-Not be located on the actual physical body A sling that is rigged at 30 degrees to the load will be subjected to an increase sling tension of? - Answer-200 % Using a wire rope sling in a choke...

NCCCO Practice Test Questions with Correct Answers Crane configuration includes: A. reeving, boom length, counterweight, on outriggers, on rubbers, extensions or jibs stowed or mounted, off sets, wire rope type or construction B. hoist drum speeds, line pull, wire rope size and rigging C. load charts, LMI, axle weights and center of gravity D. drum rotation indicator, anti-two block, axle lock outs, and positive house lock - Answer-A How does the operator determine the manufacturers recom...

NCCCO MOBILE CRANE EXAM QUESTIONS WITH CORRECT ANSWERS (1) 1. What action does a signal person intend the operator to perform if he extends his arm at shoulder height, makes a fist with his hand, and sticks his/her thumb up? a. Boom down b. Swing c. Boom up d. Extend boom - Answer-c. 2. When hoisting personnel, within what percentage of level must a telescopic boom crane be in order for the gross ratings in the load chart to remain valid? a. 1% b. 2% c. 5% d. 8% - Answer-a. 3. The ...

NCCCO Final Test Questions with Correct Answers Which area do truck cranes without a 5th outrigger generally have no lifting capacity unless the manufacturer states otherwise? - Answer-The front What is the definition of "operating radius?" - Answer-The distance from the center of rotation of the crane to the center of gravity of the load What applies to the capacities below the bold line shown on a load chart? - Answer- They are based on the stability of the crane In which quadrant ...

NCCCO Exam Questions with Correct Answers When hoisting personnel, within what percentage of level must a telescopic boom crane be in order for the gross ratings in the load chart to remain valid? - Answer-1% Load line of crane becomes energized by power line. There are no signs of any other danger. What do you do? - Answer-stay in cab until lines are de-energized. According to OSHA 1926.1413, how many randomly distributed broken wires in rotation resistant rope are cause for replacemen...