NCCCO OVERHEAD CRANE WITH VERIFIED SOLUTIONS 2024 LATEST UPDATE

Overhead cranes with more than one hoisting unit shall have? Its rated load marked on it. How often does O.S.H.A. require a written wire rope inspection? Once a month Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:12 / 0:15 Full screen What is the purpose of the "E" (Emergency) stop on an overhead crane? Removes power to entire crane. Most loads should be rigged to within how many degrees of level? 5 According to ASME B30.2, what is the safety factor for rigging? 5 to 1 According to O.S.H.A. frequent inspections shall be performed? Daily to monthly According to ASME B30.2 a frequent inspection must be performed by a? Designated person According to OSHA, the maximum twist of the hook can't exceed? 10 degrees When inspecting electrical contacts, what are the signs they are bad? Pitted or burned According to ASME B30.2, what type of fire extinguisher is required for overhead cranes? 10BC Before leaving an overhead crane unattended, attached loads should be? Lowered to the floor Before using your hand to steady any load, you should? Follow company policy According to OSHA, the rated capacity of all overhead cranes shall be? Clearly marked on the side of the crane When attaching spreaders to any load, you must keep in mind that? The lower the spreader angle the greater the tension By order of hitch strength, which is correct? a. Vertical, basket, choker b. Basket, vertical, choker c. Basket, choker, vertical d. Choker, basket, vertical Basket, vertical, choker According to OSHA, the maximum hook throat opening must not exceed? 15% of its original size How many cubic feet is in a rectangular object that measures S At. X3 At. X2 ft.? 30 cubic feet An object weighs 150 lbs per cubic foot and measures 4 ft. X3 A. X3 ft., what is its weight? 5,400 lbs According to OSHA, how many wraps must be left on the hoist drum of an overhead crane with the hook at its lowest position? 2 wraps The upper limit switch of all overhead cranes shall be tested every? Shift Vertical movement of an overhead crane is controlled by the? Hoist controller A swinging load should be controlled by the? Bridge and trolley controller What should be the first step in a daily inspection of an overhead crane? Check the main switch What should be done with an unbalanced load? Lower load to floor When making a lift, where should the load block be positioned? Vertically over the load's center of gravity When energizing the crane, the controller should be in what position? Neutral According do ASME, warning signals shall be given when? Starting and during movement According to A.S.M.E. B30.2, an overhead crane equipped with a lower limit device can have how many wraps left on the drum at its lowest point? One According to O.S.H.A., the proper time to check the hoist brake is? During the first lift In the event of an emergency, who may give the stop signal? Anyone According to ASME B30.2, before lifting a load the hoist ropes will be free of kinks and? Untwisted An object weighs 150 pounds per cubic foot, it measures 5' long X 3° wide X 2° high, how much does it weigh? 4,500 pounds The purpose of the upper limit switch is to? Limit hoist travel According to O.S.H.A. the operator shall not hoist loads above? Personnel Where should the hook block be positioned for shutdown? Near the upper limit Whose responsibility is it to select the proper rigging equipment? Operator Before making a lift the operator must first determine? Weight of the load A wire rope designated as 6 X 19 has? 6 strand with 19 wires What is the safe working load (SWL) of a wire rope defined as? Breaking strength divided by safety factor The vertical movement of an overhead crane is controlled by the? Hoist controller Swinging loads can be controlled by use of the? Bridge and trolley controls First step in daily inspection would be to check? Main switch locked in off position If the load does not balance properly after being raised, what step should be taken? Lower the load to the ground When making a lift, what position should the trolley be in? Vertical to the load What position should all controllers be in when energizing? Either neutral or off ASME B.30,2 states that the minimum number of wraps on the hoisting drum should never be less than__________ unless a lower limit device is provided. Two wraps Before leaving a crane cab unattended, any attached load shall be? Landed What is the purpose of the upper limit switch (the only one required by OSHA)? Limit the hoist travel When any machinery or apparatus is found to be defective or inoperative on the crane, the person discovering this condition should? Report it to the supervisor When loss of power occurs, the crane operator should? Put controllers in off position An object to be lifted is rectangular in shape and measures 5' long × 3' wide x2' high. The volume of this object is? 30 cubic feet A floor weight limitation is posted at 700 pounds per square foot maximum. Before lowering a load down onto this floor that is calculated at 900 pounds per square foot, what must be done? Install cribbing to decrease surface bearing pressure The term "Lay Length" when referring to wire rope is equal to? The distance it takes one strand to make one complete revolution around the center core According to OSHA, rated capacity rigging charts will aid you when? Determining if the rigging equipment meets all criteria established by law If possible, always try to keep horizontal sling angles? Greater than 30 degrees Whenever a situation calls for placing both ends of a sling into a hook or placing more than one sling into a hook, what piece of rigging hardware for making this connection should be used? A shackle How can shock loading of rigging equipment be prevented? By applying loads to rigging equipment more slowly when lifting What are the runways on which the crane runs up and down the plant called? Rails What is the minimum safety factor for overhead crane wire ropes? 5 to 1 Which of the following standards applies to overhead cranes? a. OSHA 1910.134 b. ASME B30.5 c. PCSA 1926.550 d. ASME B30.2 ASME B30.2