NCCCO Study guides, Class notes & Summaries

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...

NCCCO TEST 2 (2023/ 2024 Update) Questions and 100% Correct Verified Answers| Grade A 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...

NCCCO Core Exam Prep (2023/ 2024 Update) Questions and 100% Correct Verified Answers| Grade A 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? - ANSWER Boom up 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% Th...

Mobile Crane Questions Test 3 (2023/ 2024 Update) Questions and Verified Answers| 100% Correct The crane is out of level, you release the swing brake, the boom swings downhill, your: - ANSWER Load radius increases. Blocking can be placed under the ends of tracks to: - ANSWER Increase the crane's stability when operating over the front or back. What quadrant produces the least amount of ground pres...