Fixed/Swing Crane Operations Practice Test

These questions are part of the practice quiz. Start practicing

• Before making a near capacity lift with a crane, the operator must:
• If a crane has been idle for more than three months, who should inspect it prior to return to service?
• On a Derrick crane on a barge, which item may be removed from the cab to reduce clutter?
• Which option correctly describes how to verify the required clearance distance?
• For how long must the 125% load be held during the man-basket test?
• What is required for lifting a man-basket with a Hydraulic Crane?
• What cranes are required to have seat belts?
• During setup, how should you determine machine clearance?
• Crane leveling must ensure what maximum grade is achieved?
• In load calculations, what is the weight of the stowed jib called?
• Before using a man-basket a crane must have which device?
• The maximum length of a full body harness lanyard is selected to limit fall distance to no more than
• A wire rope sling should be discarded if wear exceeds what percent?
• What safety labeling is required at both the operator's station and the crane exterior to warn of electrocution or bodily injury if clearance is not maintained?
• Prior to lifting, what meeting must the crew conduct?
• What is the manufacturer’s recommended wind speed limit for crane operation?
• Which condition primarily reduces lift capacity during duty cycle operations?
• When extending outriggers from the upper on a rough terrain crane, what safety measure is recommended?
• OSHA 1926.1437 barge crane operations must not exceed how many degrees of list and trim?
• Which device on cranes with variable angle booms helps the operator gauge the angle of the boom?
• Jib capacity depends primarily on which factor?
• During crane transit under overhead power lines, the minimum OSHA clearance is
• When swinging the load of a crawler crane, the most ground pressure is exerted over which part of the crane?
• What two crane parameters are used to determine the load radius?
• To prevent injuries, the swing area of the crane should be
• In which situation is it permissible to untie a worker in a personnel basket?
• When lifting a suspended personnel platform the crane must be de-rated by what percentage?
• OSHA 1926.1400 places importance on manufacturers' instructions, specifications and limitations, and they should be
• What term describes the force the drum must generate to hoist a given layer of rope?
• Before crane lift operations begin the crew must
• According to OSHA, signals must be posted where?
• On a barge, who is responsible for providing the crane's list chart?
• For standing wire rope, how many broken wires at an end socket are allowed before replacement is required?
• Minimum pitch diameter for load hoisting sheaves should not be less than how many rope diameters?
• The power is transferred to the torque converter on the majority of conventional cranes by the
• When multiple cranes are used, the gross lifting capacity is typically assumed as what percentage?
• Standby cranes must be inspected how often?
• A telescopic crane with an anti-two-block lock-out is activated. Which functions should be disabled?
• According to OSHA 1926.1431(g)(4), all wire rope slings must be fabricated with
• Reason for using only approved attachments or extra counterweights made by the manufacturer on the rear of the crane is because
• Which quadrant is the most unstable for a crawler crane within its allowable operation?
• What minimum criteria would cause a lift to be considered critical?
• Which sling angle range is considered optimum regarding horizontal reference for crane operations?
• Which procedure is used to calibrate the boom angle indicator?
• OSHA 1926.1431, a platform must be rigged by keeping the platform within how many degrees of level?
• When lifting over rough castings, what should be used?
• Which device indicates the current boom length on a telescopic crane?
• It is considered a true basket hitch when both eyes of the slings go back to the same what?
• When planning a lift with multiple cranes, why is it important to keep the hoist lines vertical?
• A person may be untied in a personnel basket in which situation?
• The jib capacity is 8 tons and the ball weighs 900 lbs. What is the heaviest load that can be lifted safely?
• Hoist ropes that are not rotation resistant must have a design factor of:
• What is the primary purpose of a boom extension?
• What must be true before approaching power lines to perform lifting work?
• Cranes with lifting capacity of 3 tons and above require which device?
• During which inspection should hazards and problems on the worksite be identified?
• Which statement correctly indicates a safe relationship between the minimum clearance near power lines and the distance?
• On a long-boom crane operating on uneven ground, you should block under the pad and keep what angle between the cylinder rod and the pad?
• According to ASME B30.5, cribbing under outrigger floats must meet which requirements?
• The number of rope layers on a drum directly affects what aspect of operation?
• Which standard governs slings used with cranes?
• Per OSHA 1926.1421, each voice signal must contain the following elements in which order?
• Crane ground pressure can approach a weight that is what percentage of the crane and suspended load?
• Blocking under the outrigger pads/float must be
• What must be engaged when traveling an unloaded truck crane?
• Cranes idle for more than 3 months must have what type of inspections?
• If a jib is erected but not being used, it is treated as a deduction from the cranes:
• When first arriving at a jobsite, determining the conditions of the jobsite involves assessing what?
• Jib angle to ground is calculated by subtracting the main boom angle from which offset?
• How often should rope inspections be performed at a minimum?
• According to OSHA, load weight accuracy in the structural portion of the load chart must be accurate by
• A stationary load is:
• What prevents the collapse of the boom or outriggers in case of a compromised hydraulic pressure hose?
• Within what grade should cranes be leveled?
• Backward stability is most at risk when the crane works over the side at minimum radius
• During a multi-crane lift, the crane with the larger rated capacity should be hooked to the load
• The number of lines running through the load block is called
• Load radius is the distance from the center of gravity of the suspended load to what?
• What is the minimum distance you may set up to an open excavation on average soil?
• A multi leg wire rope sling is known as a
• What procedure should be followed if underground utilities may be present?
• Load should be applied when determining what?
• The area of the crane that houses the operator's cab and main controls is called what?
• How often must a crane operator undergo a physical examination according to ASME B30.5?
• Minimum pitch diameter for load block sheaves should not be less than how many rope diameters?
• Which category of inspections is conducted most frequently, often daily?
• Cranes idle for three months or more must have which inspections before returning to service?
• The design factor for rotation-resistant wire rope is commonly expressed as which ratio?
• According to ASME B30.5, when setting outriggers, which action is correct?
• What is the best way to assemble timber mats to ensure they work best?
• When working near power lines, what safety action is required with insulating links or boots?
• A 1:1 setback distance relates to which measurement?
• How would you classify a load that is not moving during a lift?
• Which chart percentage defines a lift as critical?
• With jib capacity of 8 tons and a 900-lb ballast ball, the maximum safe load is which of the following?
• Which feature is used to monitor the boom angle on telescopic cranes?
• Outriggers blocking minimum is how many times the pad size?
• Which term describes the set of lines that pass through the load block?
• What must be true before approaching power lines?
• Which procedure around power lines is correct?
• What is the minimum distance allowed from rear counterweight swing to a wall or earth?
• If you are between boom lengths and a load/capacity chart is not listed for a hydraulic crane, the operator should
• Cranes idle for 3 months or more must have what inspections before returning to service?
• Which statement about outriggers is correct for lifts in which the load chart applies?
• Minimum design factor for a right regular lay main, boom or auxiliary hoist rope is?
• The boom should be carried in line with the direction of movement when performing a pick and carry operation with a rubber-tired crane over level ground.
• The only time an employer may use a suspended personnel platform is when
• When operating a R/T and extending the outriggers from the upper, you should
• When the hydraulic boom is extended, the fluid level in the hydraulic reservoir does what?
• Which safety device must be present on cranes manufactured after 2003 with a 3-ton lift capacity?
• During a man-basket test, the operator must load the basket to what percentage of its rated capacity and hold it for how long?
• Cranes with lifting capacity of 3 tons and above require which device?
• When verifying the correct load chart the operator should
• During lift planning, which person is considered not allowed in the fall zone?
• Which sections should be telescoped first when telescoping the boom section of a rough terrain crane?
• When signaling to a crane operator, which element comes second after the function or direction?
• Once outriggers are fully deployed the pads must be oriented at what angle to the cylinder?
• The rated capacity of the crane above the solid line or within shaded areas or with an asterisk means what?
• On cranes manufactured after 2011, which component must be installed to monitor the hoist mechanism?
• Jib angle to ground is calculated as the main boom angle minus which offset?
• For crane operations on water, who must provide the list chart?
• A basket hitch is what capacity of vertical hitch?
• Which statement best explains why using unapproved attachments can cause stability problems?
• Optimum sling angles fall between which degrees to the horizontal?
• When dismantling a lattice boom, which pins should be removed first to maintain stability?
• The effect of a loads leverage being greater than the cranes leverage is:
• According to ASME B30.5, cribbing requirements under outrigger floats best capture which description?
• Who gives the operator hand signals during a lift?
• Which inspection includes evaluating regional ground stability for crane operations?
• Which instrument is used to indicate the boom angle relative to the horizontal?
• The effective weight of a stowed jib or extension is related to its actual weight in what way?
• Where should boom pins be installed so they can be removed later?
• Which component transfers power to the torque converter on the majority of conventional cranes?
• What is a car body?
• Which outriggers orientation is recommended to minimize tipping risk?
• What is the best procedure to store the crane at the end of the workday or overnight?
• When a spinning load presents a danger, what should be used?
• Periodic inspections should be conducted at what intervals?
• What is the key difference between an anti-two-block warning device and an anti-two-block prevention system?
• Increasing the distance from the cranes center of gravity to the tipping axis will what?
• When lifting personnel baskets, how much of a crane's capacity can be used?
• Frequent inspections should be conducted how often?
• When is it safe to work closer than the allowable distance from power lines?
• Number of broken wires in one strand of one lay for right, regular lay running wire rope to be removed from service is
• Over a 25-ft span with a 1% grade, what maximum elevation change is allowed?
• Which component is used to support the crane when the boom is retracted and stored?
• Which location is not suitable for crane setup?
• What is the proper procedure when using an insulating link or boot near power lines?
• Mats or cribbing are used to
• To obtain a smaller tipping axis, outriggers should be positioned where?
• Jib capacity is based on which factor?
• It is important to inspect rotation resistant wire rope more frequently because
• If a crane must be level within a 1% grade, what is the maximum elevation change over a 25 ft span?
• The effect of a load's leverage being greater than the crane's leverage is
• The load radius can be determined using which factors?
• D/d ratio is best described as
• What is the minimum safety factor required for wire rope used for general rigging and hoisting when personnel are not involved?
• What needs to be installed at the operator's station and on the outside of the crane to warn of electrocution or bodily injury unless proper clearance is maintained?
• Before a near-capacity lift, which test is performed on the hoist brakes?
• Ground stability is inspected during which crane inspection?
• The distance from the center of the foot pins to the center of the head sheave pins corresponds to which crane dimension?
• In which situation should the on-rubber chart be consulted?
• When a crane's hydraulic boom sections are required to be extended equally and they are not, the:
• If you are between booms lengths and a load/capacity chart is not listed for hydraulic crane between lengths, which length should be used?
• During lattice boom dismantling, which pins should be removed first?
• Before going under a low pipe rack, the operator should
• What is the 'dog everything' hand signal?
• What is the standard rope used on most cranes?
• Prior to setting up the crane, what hazard should be found during the pre-site hazard assessment?
• Blocking under the outrigger pads/float must be:
• What is the minimum allowable distance from the crane and power lines under 50 kV?
• The minimum outrigger blocking should be how many times the pad size?
• Which option correctly states where the tires should be freed from the crane weight when setting outriggers?
• When operating near minimum radius, the operator should boom down as the load is set to compensate for deflection in the boom.
• The verification of LMI's boom length or load radius reading is done by which method?
• ASME B30.9 covers which of the following?
• Boom deflection will what?
• How should you check the main and auxiliary hoist brakes?
• What aids in verifying the accuracy of load radius measurements when planning lifts?
• A telescopic crane is going to lift a personnel platform. What is required?
• What term describes the load after subtracting all rigging and attachments?
• Cranes used in severe service work must be inspected by a
• The effective weight of the fly/jib when erected from the stowed position
• Where should boom pins be installed to ensure they can be removed later?
• What does the red area of an instrument gauge indicate?
• Cranes working on rubber have a percentage rating of
• What is the minimum frequency for inspecting the running wire rope on a mobile crane?
• In rope design, the minimum design factor for right regular lay main, boom or auxiliary hoist rope is?
• Net capacity is
• The rated tipping capacity when outriggers are properly set is which percentage?
• A boom angle indicator is required on all cranes with
• Under OSHA, when is a fall protection lanyard not required for a man basket?
• What is one of the fastest ways to lubricate a wire rope?
• What happens to the tension in the spreader when the spreader angle decreases?
• For a crawler crane, which location typically experiences the maximum ground pressure when the load is swung?
• If the jib is stowed, the crane's load attributed to the jib is what relative to its actual weight?
• Side loading may be caused by which action?
• In a two-crane lift, which is the biggest risk?
• Backward stability on a R/T crane could be a problem when the crane is working over the
• To calibrate a boom angle indicator properly, the operator must?
• For general rigging and hoisting, which lubrication method is recommended for wire rope?
• What is the required action regarding the load and pawls when the operator steps away from the crane?
• According to ASME B30.5 and OSHA 1926.180, the hoist line on the back side of the main boom and jib is to be considered apart of the net load when?
• In operations where workers are inside a man-basket and working over water, which PPE requirement applies?
• For a suspended personnel platform, what safety factor is applied to the rigging hardware relative to the load?
• OSHA rule: operator may leave the seat with a suspended load only when?
• Under OSHA rules for suspended loads, leaving the operator seat is allowed only when?
• Jib offset is the jib angle to the:
• What is the greatest cause of ground personnel death?
• Discovering hazards and potential problems takes place during which activity?
• What is the allowable jib backlash angle?
• The safe working load (SWL) of a crane wire rope using 4 parts is
• Which two crane elements most directly determine the rated capacity?
• For a hydraulic truck crane with all five outriggers properly positioned on firm supporting surfaces, the 'over the front' area is:
• When traveling with a load, the load should be kept on the uphill side of the crane under which ground condition?
• Where should caution stickers be placed when working near power lines?
• During which crane inspection is ground stability evaluated?
• When a crane is in transit and you are required to pass under 50kV power lines, what is OSHA's minimum required clearance?
• What happens to the effective weight of the fly/jib when it is erected from the stowed position?
• What does OSHA 1926.1431 regulate?
• Setting up a preventative maintenance program is recommended by who?
• Compared to its physical weight, the effective load of a stowed jib is usually...
• According to ASME B30.5, a reduction in wire rope is a common sign of core failure in which type of rope?
• In rigging terminology, how is the ratio D/d defined?
• Which component stops crane operation if a two-block condition occurs?
• When lifting with more than one crane, what percentage of the gross capacity is used?
• Which crane component is defined as the lower portion of a crane?
• During a lift where multiple cranes are used, what risk increases if one crane lands the load?
• To test backward stability, which condition is used?
• Manufacturers load ratings shall not be exceeded during test loads by what percent?
• Hooks on overhaul ball assemblies, lower load blocks, or other attachments must be what when lifting personnel?
• An operator performing a pick and carry operation with a rough terrain crane should keep the load:
• What is the superstructure of a crane?
• Maximum number of broken wires on a regular lay running rope, that is a cause for replacement is
• Blocking should be placed under the ends of a crawler crane to provide what?
• What safety factor is specified for rigging hardware when lifting a suspended personnel platform?
• Breaking strength divided by the design factor is
• What is the minimum clearance distance when working near a 90,000-volt power line?
• Primary reason for using a boom extension is to?
• According to OSHA 1910.180 when making picks in the structural portion of the load chart, the load weight must be accurate by
• Rotation-resistant wire rope is typically designed with what factor?
• For telescoping the boom on a rough terrain crane, which guidance is recommended?
• According to ASME B30.5, what is the most common type of hook used?
• What is the effect of activating the anti-two-block lock-out on a telescopic crane?
• What term describes the weight a crane drum can hoist for a given rope layer?
• The area of the crane above the turntable is called?
• During a test load, the applied load must not exceed what percentage of the manufacturer's rating?
• Which term describes a sling arrangement that uses two or more legs to distribute the load around a load?
• If the operator must leave a crane because of power line contact, they should
• Operators should refer to the on-rubber chart when which scenario occurs?
• Which type of hook is described as the most common per ASME B30.5?
• Which statement about the most unstable quadrant for a crawler crane within the allowable operation is true?
• When the operator leaves the crane, he/she must
• To test the backward stability of the crane, the operator should
• If the wire rope diameter is 1 inch, what is the minimum load-block sheave diameter?
• During crane operation on crawlers, the ground pressure is greatest at the crane's what position while swinging?
• Rotation resistant wire rope requires more frequent inspection because
• Who must provide the list chart for a crane when operating on a barge?
• What is the biggest risk in a two-crane lift?
• When traveling a crane on a job site, the operator should...
• Cranes manufactured after November 8, 2011 must have which of the following installed?
• Power lines, gas lines, sand, and potholes are examples of what?
• ASME B30.9 is the standard for which equipment?
• When lifting a personnel basket with rotation-resistant rope, slings must be capable of supporting how many times the intended load?
• Electrocution occurs when the crane is
• When lifting loads from the water, the operator should be aware that
• What is the primary major concern when setting up a crane?
• During a lift involving more than one crane, which practice is important for the hoist lines?
• During traveling operations with a suspended load, which two controls must be set?
• If operating near minimum radius, which action should be taken to compensate for deflection in the boom?
• According to OSHA 1926.1412 daily inspections can be performed by a
• Standby cranes must be inspected how often?
• When high winds are forecast and you are deciding where to dog the machine overnight, the operator should
• Ground pressure on a crawler crane is lowest when the crane is performing which lifting position?
• What item can be removed from the cab of a Derrick crane on a barge?
• When lubricating wire rope, the lubricant must not
• Where should crane signals be posted according to OSHA?
• Which site condition should be checked during pre-site hazard assessment before crane setup?
• According to ASME B30.5, for outriggers to be properly set the tires should be
• What hitch is most secure when lifting a loose bundle of rebar?
• Which statement best describes whether the hoist line on the back side of the main boom is included in net-load calculations?
• Which personnel are not allowed in the fall zone?
• The load capacity is reduced for duty-cycle operations because
• During a test lift for a man-basket, how long must the lift be maintained?
• What action should be taken if a load risks entering a restricted area during lift?
• Traveling on sloping ground with long, high booms can cause what safety issue?
• Cranes manufactured after 2003 with a 3 ton lift capacity, must have a
• In a multiple crane lift, what occurs when one crane lands the load?
• What is the percentage rating of a basket hitch relative to a vertical hitch?
• A tagline should be used in which scenario?
• The function of a load moment limiter (LMI) is to
• What is the required safety factor for rigging used to lift personnel?
• Outriggers may be less than fully extended when?
• What safety feature must a lifting hook have when used to lift personnel?
• Which term describes the causes of fast hoisting, swinging the load fast, and booming down fast with a sudden stop?
• According to OSHA 1926.1413, a wire rope must be removed from service for
• If a crane idles for an extended period, which inspections are explicitly required?
• If determining boom tip elevation is important, the best way to determine this is to:
• When slack rope condition occurs, the operator must do what first?
• Which statement best describes net capacity?
• A crane's rated capacity is based primarily on what factors?
• A crane that has been idle for three months or more must be inspected by a
• All hazards and problems that are found on the worksite should be identified when?
• Tipping capacities for crawler cranes are based on what percentage of their structural competence?
• Which feature is required on all telescopic boom cranes?
• Under OSHA 1910.180, when is it permissible to overload a crane?
• Which two controls are required to prevent uncontrolled swing when traveling with a suspended 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
• Periodic inspections should be conducted how often?
• What is the primary purpose of the rooster sheave or auxiliary boom point sheave?
• Run by the seat of the pants should be used when?
• Which is the best method to assemble timber mats for stability?
• The float pad load is highest when the crane is performing which movement?
• Minimum pitch diameter for boom hoisting sheaves should not be less than how many rope diameters?
• Rotation non-resistant hoist rope requires a design factor of
• When the number of layers of rope on a drum increases, what happens to available line-pull?
• To determine the size or type of wire rope to use for replacing the hoist line, the operator should
• The prohibited zone for power lines that are 60kV is:
• What percentage represents the rated tipping capacity when outriggers are properly set?
• What is the maximum wind speed allowed for personnel platform lifts?
• Which pins are to be removed when the hog lines are connected at the maximum cantilever point and the boom is slightly lifted off the ground?
• All telescopic boom cranes must be equipped with:
• A full body harness lanyard must have a maximum length that allows a fall of no greater than
• Which factor is used to determine tipping capacity for crawler cranes?
• The rated tipping capacity for pick and carry operations is based on what percentage of the total tipping capacity?