Crane Certification; crane safety Quiz_2023. What type of crane has a single vertical tower with a fixed horizontal boom and can exceed heights of over 200 feet with lifting capacities of 22 tons or more? a. Truck-mounte
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Crane Certification; crane safety Quiz_2023. What type of crane has a single vertical tower with a fixed horizontal boom and can exceed heights of over 200 feet with lifting capacities of 22 tons or more? a. Truck-mounted crane b. Helicopter crane c. Hammerhead tower crane d.Wheel-mounted crane - What type of crane is similar to an overhead crane, except that the bridge is supported on two or more legs running on fixed rails or other runway? a.Tower crane b. Helicopter crane c.Locomotive crane d.Gantry crane - What type of crane is used in situations where the ground or terrain would not be suitable for placing a crane or in areas that are not accessible to other types of cranes? a.Tower crane b.Helicopter crane c. Wheel-mounted crane d.Crawler crane - What are factors to consider when selecting the right crane for the job? 1.Maximum lifting capacity 2.Lifting height and reach ranges that are needed 3.Whether crane height adjustability is a requirement 4. Is the crane easy to use - Which of the following statements are true concerning accidents involving cranes? 1.Human error is the most common cause. 2.Mechanical failure is the most common cause. 3.The majority of deaths occur to the crane operator. 4.Contact with power lines is a common crane accident. - What are common causes of crane accidents? 1.Upsetting or overturning the crane 2.Overloading the crane 3.Striking a flying aircraft 4.Being struck by a moving load or falling objects - Of the choices below, which are common and serious OSHA violations involving cranes? 1.Not wearing a hard hat in the work area 2. Failure to comply with manufacturer's specifications and limitations for the operation of the crane 3.Using cranes that do not meet applicable ANSI requirements 4.Failure to perform proper equipment inspections - Who has a responsibility to understand crane hazards and safety so that accidents can be prevented? 1.Only the supervisor on site 2.The owner of the company 3. Crane operators 4.Anyone working around cranes - What knowledge should every crane operator have before operating their specific crane? 1.The crane's capabilities 2.The crane owner's liability exposure 3.The cranes rated load capacities 4.The crane's recommended operating speeds - You are a qualified and competent crane operator. While conducting a thorough pre-operation crane inspection, you find that one component of the crane is cracked. This component fails the inspection. Because of this you should: a.Have it fixed after your shift is over. b.Continue to use the crane as long as it still functions. c.Do not use the crane until it is fixed. d.Call your supervisor and let him deal with the problem. - Which of the following are true about frequent inspections? 1.They are performed on daily to monthly intervals. 2. They are performed twice a year. 3. They are conducted at the beginning of each shift. 4.A qualified or competent person performs the inspection. - Of the following answer choices, which are site-specific questions that should be answered before using a crane at a particular location? 1.Is access to the site adequately prepared? 2. Is the supervisor or crane owner on site? 3.Who operated the crane before this job? 4.Is there room to erect or extend the boom? - Of the following answer choices, which are site-specific questions that should be answered before using a crane at a particular location? 1.Will there be enough room for at least a minimum of 2 feet swing clearance between the counterweight and any obstacles? 2.Is the operating location far enough away from shoring, excavations, trenches, buried utilities, foundations, and other areas susceptible to collapse? 3.Who completed the previous pre-operation inspection? 4.Can the ground surface support the weight of the crane and its loads? - ________ capable of identifying and predicting hazardous conditions in the work environment and has the authorization to take prompt corrective measures to eliminate the hazards. 1. A qualified person is defined as anyone who is 2.A qualified person is the only one who is 3.A competent person is defined as someone who is 4.Anyone is - When conducting a pre-operation inspection, if any component fails inspection when must it be fixed? a.Within 1 month b. Before the crane can be used c.After your shift d. None of the above - The type of person who should inspect a crane right after assembly is ________. The type of person who should inspect a crane prior to each shift is ________. a. A competent person/a qualified person b.A qualified person/a competent person c. A capable person/a competent person d.A competent person/a professional mechanic - Wire ropes must be taken out of service immediately when which of the following conditions occurs? 1.Wear of one-third the original diameter of outside individual wires 2.Evidence of heat damage 3.Kinking, crushing, or bird caging 4.When the wire rope is shiny and non-rusted - During a typical pre-operation crane inspection, you should check: 1.All swivels rotate freely. 2.All fluids are at the proper levels. 3.Your seat is comfortable. 4.The condition of all functional operating mechanisms. - Of the following listed crane parts, which should have equipment guards around them? 1.Frame crossmembers 2.Moving fly wheels 3.Any reciprocating or rotating parts 4.Moving shafts, pulleys, and sprockets - If a movable float (mat) is used under the crane's outrigger steel pad to dispense the pressure of the load, what size should it be? a.The same size as the outrigger's steel pad. b.Twice as large as the outrigger's steel pad. c.At least three times as large as the outrigger's steel pad. d.At least the size of the load being lifted. - A crane's load chart specifies the rated maximum capacity of the crane for every possible configuration and situation. Load charts are ________. a.Calculated for a specific crane b.Generic, meaning one load chart for a crane may be used with another crane c. Highly detailed, but fairly generic among other cranes d.Should only be consulted by your supervisor - Accidents can happen when you do not pay careful attention to your crane, the load being lifted, and your environment. As a crane operator, you must always consider these safe load-lifting practices: 1.Know the size and weight of the load you are lifting. 2.Use the load charts from another crane manufacturer. 3.Ensure that all calculations regarding lifts are correct. 4.Be familiar with the equipment you operate. - What are important considerations before lifting a load? 1.The load radius 2.Wind factors 3.Quadrants the load will be rotated through 4. Manufacturing date of the crane - Of the questions listed below, which should you seek answers to before lifting a load? 1.How long will the lift take? 2.Do you have the proper equipment to perform the lift? 3.Where will the load be placed? 4. Are there obstacles or equipment in the area that may be exposed to damage? - What guidelines should you follow when using a crane with outriggers? 1.If a crane has outriggers they should be used on every lift. 2.All outriggers on a crane must be used if an outrigger load chart is being used for calculating load capacities. 3. Even on ideal, solid ground always use outrigger floats or mats. 4.Use of a crane's outriggers is your choice. - You should use a float (mat) under a crane's outrigger steel pads: a.When the crane is on uneven ground b.At all times c.When the ground surface is not strong enough to support the high concentration of pressure from the outrigger's steel pads d.When you have them handy - One of the variables that can affect the capacity of a crane
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