SLTC Crane Week 1 Practice Test

These questions are part of the practice quiz. Start practicing

• During deteriorating weather, what is the recommended course of action?
• What is a direct safety benefit of maintaining proper rigging balance?
• Ground pressure is greatest on crawler cranes when the boom is over the ______ and the least when over the ______
• The crane's working circle is divided into four areas based on the boom position relative to the carrier. What term is used for these areas?
• What steps are required when lifting near power lines?
• An accessible _____ fire extinguisher is required on equipment.
• When must a trial lift be performed?
• Most carrier-mounted cranes have their greatest capacity where?
• The Mobile Crane Operator Certification Program offered by NCCER has been accredited by which organization?
• Which conditions are most critical to assess during a weather check prior to lifting operations?
• Which of the following lists three common types of rigging hardware used with cranes?
• When traveling with a load on the crane, the load should be kept as short as possible and close to the ground.
• Why is sling angle important in rigging?
• Wind exceeding what speed in mph is advisable to stop crane operations?
• Define rated capacity.
• What is the purpose of a pre-lift conference?
• What is the only allowable side loading if the boom is in operation?
• Which combination of devices is required for lifting personnel?
• Why is center of gravity important in a crane lift?
• What is the purpose of a lift plan meeting?
• What measure is recommended when handling a load with sharp edges to prevent damage to slings and surface?
• What is the difference between a swivel hook and a fixed hook?
• Which session is specifically held to confirm hazard controls and ensure all team members understand the lift procedures?
• Two-Blocking occurs when the load block contacts the boom sheaves or tip.
• Idle equipment: After 6 months, periodic inspection is required.
• How do wind conditions affect crane lifts?
• What is the first concern of the operator?
• Why might a swivel hook be preferred over a fixed hook in load handling?
• How do you identify a safe lifting point on a load?
• Crawler Cranes are named for their slow moving tracks called crawler frames or?
• What should you do if a crane component fails during a lift?
• Why are outriggers critical to crane stability?
• Who can give the operator a stop or emergency stop signal?
• Which action is recommended when wind becomes unsafe for crane operation?
• What does the safety concept 'three-point contact' involve when entering or exiting equipment?
• Ground pressure is greatest on crawlers when boom is
• Wind impacts which parts of the crane system?
• The platform and rigging must be proof tested at what level for at least how long?
• Why should sling angles be kept close to vertical when lifting a long load?
• The simplest telescopic-boom crane is the:
• Which rigging method uses a choke to grip the load with a single contact point?
• How should you handle a load with sharp edges?
• Why is proper rigging balance critical for lift safety?
• Side loading is a major cause of which problem?
• What is the lower section of the boom that doesn't extend called?
• The inspection covers the same as frequent but must be documented monthly.
• What is the purpose of a load indicator or load limit switch?
• What is a monitored lift?
• Most carrier mounted cranes have their greatest capacity over which quadrant?
• True or false: Certified operators must take only the written assessment again every five years to retain their certification.
• The Load Moment Indicator provides information about:
• Which of the following is NOT a crane type commonly used on construction sites?
• If the operator has doubt about the safety of the lift, they should stop the lift and report to whom?
• Is it necessary for outriggers to remove all weight from tires?
• What are the key elements of a crane operator safety checklist?
• Who addresses concerns and restarts the lift when safety concerns are raised?
• During a post-lift review, which activity is expected?
• What allows the weight of the crane and load to be distributed over a greater surface area?
• In the event of a safety device failure during a lift, what action should the operator take?
• What is a choke hitch and when is it used?
• T or F: lifting personnel is allowed at any time
• Which description best describes a basket hitch?
• What is the purpose of outrigger pads on a crane?
• How should a load be rigged to ensure balance and stability during lifting?
• Two-Blocking occurs when the load block contacts the boom sheaves or tip.
• Blocking should be at least three times the surface area of the outrigger pad.
• What elements should be addressed in a lifting plan regarding weather?
• Lifting personnel on rubber tires is allowed?
• What is another term for the tracks used on crawler cranes?
• Gears, pulleys, shafts, & other moving parts should have guards kept in place under any normal operating conditions?
• What is the margin of stability for locomotive, crawler, wheeled on outriggers, wheeled on tires, and boom truck on stabilizers respectively?
• Which statement about crawler crane stability is true?
• ______ is the angle of the jib, in degrees, relative to the center line of the boom
• Why is it important to set up a safe distance away from buildings under construction?
• What should be included in a post-lift review?
• Cranes with stationary controls are called what?
• Counterweights are _____ so that weight can be added or removed incrementally.
• What is the role of a lift supervisor?
• Which item is included in a pre-use crane inspection?
• Most load chart ratings require the crane to be properly leveled within what tolerance?
• _____ occurs when the load is picked up with the boom's hole positioned somewhere other than directly over the load's center of gravity.
• Why is a weather check essential before lifts?
• These are weights added to the opposite end of the crane from the boom to improve stability?
• What is the prescribed percentage and duration for proof testing the platform?
• T/F lifting hazardous materials, working near power lines, or swinging a load in a congested work areas are all classified as critical lifts?
• Why is it important to maintain a safe distance from buildings under construction?
• Spotter's actions during a lift should include which of the following?
• If one or more safety devices fail to operate properly during the lift, operation must be brought to a safe halt.
• Which role is authorized to restart a stopped lifting operation?
• Which device indicates the load moment during lifting operations?
• The statement that you should exit the crane with normal 3-point contact when contact with a power line is made is:
• If not properly supported one of these bearing surfaces can sink allowing crane to lift away from level, if this occurs operator should:
• What is the rating deduction for high-speed duty cycle operation?
• Which factor is most often overlooked and can critically affect crane stability?
• Under OSHA requirements, a crane operator's certification is valid for how many years?
• If communication is disrupted during lifting, what action should be taken?
• What is a lifting plan and who typically prepares it?
• What is a basket hitch and when is it used?
• Overhead power lines must always be considered energized until
• Category I operational aids must be repaired within ___ days, and category II within ___ days?
• What does LMI stand for?
• For an accurate measure of level, what should you do?
• Which statement best describes the common maximum capacity orientation for carrier-mounted cranes?
• What is the device used to sense the line pull and estimate the weight of an object being lifted?
• What documentation should be maintained after crane inspections?
• Which item is NOT typically included in a pre-use inspection?
• What action is required when rigging is damaged?
• Which of the following is NOT a sign of damaged wire rope?
• Cranes with rotating controls are associated with which cab type?
• What is a lift plan verification checklist?
• How should damaged rigging be handled?
• Any lift that exceeds ___% of a crane's capacity has been historically considered a critical lift.
• Which statement about proof testing and trial lifts is true?
• Equipment idle 1-6 months requires equivalent of frequent inspection; after 6 months requires more intense periodic inspection.
• This inspection is conducted in a service environment.
• What must the operator's communication device be?
• What is the typical effect of increasing boom length on lifting capacity?
• If wind speeds become unsafe during a lift, what should be done?
• Which crane type is commonly used for constructing tall buildings?
• True or false: Capacity changes dynamically as the boom length changes, increasing the possibility of crane tipping.
• Ground pressure distribution: when the boom is over the Corner vs Side?
• Which device senses the line pull and estimates the weight of a lifted object?
• Loading on the crane will increase as the load comes out of the water.
• What does ground bearing capacity allow in terms of settlement?
• Hydraulic manual extension kept from retracting using a?
• Which device helps prevent two-blocking during hoisting?
• The distinct feature of mobile cranes is that they are:
• Water temperature is a factor to consider in a submerged lift.
• Multi-Crane lifts require ____ signal person(s) and require rating deduction of ___?
• Until when should overhead power lines be considered energized?
• Which two standards cover mobile cranes?
• When making a lift the center of gravity of the load should be directly under the?
• The width between crawler tracks affects the stability of the crawler crane.
• Which boom section is fixed and does not extend?
• If any safety devices fall to operate properly, lift operation must be ______?
• What is the primary safety reason to de-energize lines during a lift near power lines, if possible?
• What is the required number of signal persons for multi-crane lifts?
• Guarding moving parts should be kept in place during normal operation.
• Which organization accredits NCCER's Mobile Crane Operator Certification Program?
• Which combination of devices is required to lift personnel?
• Side loading is a major cause of which crane problem?
• What kind of jib allows the angle between the main boom and jib to be adjusted?
• Which of the following is NOT a common hazard in lifting operations?
• What sequence of actions is recommended if a leak is noticed?
• After an activity is stopped for any reason, who is authorized to restart it?
• When should outrigger mats or cribbing be used?
• Hydraulic Boom sections should be extended how?
• OSHA clearance for voltages unknown up to 350 kV is how many feet?
• Which statement about ground pressure on crawler cranes is true?
• Which method is NOT typically used to improve communication in noisy crane operations?
• What does 'ground bearing capacity' mean?
• The luffing jib is used to:
• Category II safety aids must be repaired within how many days?
• Which precaution protects workers during overhead lifts?
• Which item is commonly verified during a daily crane operator safety checklist?
• Which scenario qualifies as a monitored lift?
• What is meant by working radius?
• If two-blocking alarms sounds during operation:
• Blocking should be at least ___ the surface area of the outrigger pad
• Are proof tests allowed to be conducted in conjunction with trial lifts?
• If leaking is noticed the operator should...
• What is the term for the lines that support a lattice boom?
• Load chart ratings assume the crane is leveled within what tolerance?
• A 1' x 1' x 1/4' piece of concrete weighs 10lbs. How much does a 4' x 20' x 1' slab weigh?
• The two most significant differences between mobile cranes revolve around which two characteristics?
• Why should you never stand under a suspended load?
• How do synthetic slings differ from wire rope slings in terms of handling?
• Lattice boom is supported by a network of wire ropes or lines called?
• Manufacturers reduce tipping loads on outriggers to what percentages on rubber?
• Which term describes the four areas of the crane's working circle?
• What are the two main standards that cover mobile cranes?
• The greatest lifting capacity of carrier-mounted cranes is typically located over which part of the vehicle?
• How should telescopic boom sections be extended?
• What are the three basic types of cranes?
• What is the purpose of a crane load chart?
• During pick and carry operations, the boom and load should be carried in line with the direction of travel.
• As offset angle increases, capacity and strength of the jib ____.
• Which statement about wind-related decision making during lifts is correct?
• What is the device that processes inputs from sensors, analyzes information, and allows the operator to know how much lifting force is applied to the load?
• How does a sling angle impact crane capacity when lifting a long load?
• What are common signs of damaged wire rope?
• Whose guidance should crane operators follow regarding wind?
• OSHA clearance for voltages unknown over 350 kV is how many feet?
• Which option correctly lists the two types of outriggers?
• When making a lift, where should the load's center of gravity be located?
• Which pairing best describes the two main differentiating features of mobile cranes?
• If a wire rope begins to fray during a lift, what should you do?
• Multi-crane lifts require a rating deduction of what percent?
• What is lockout/tagout and when is it applied during crane work?
• High speed continuous operation is called _____ and requires rating deduction of ______.
• To lift personnel, the crane must be level within what percentage and not exceed what percentage of its rated capacity?
• Wheeled truck cranes designed to be superior in off-road performance are also called:
• OSHA clearance up to 50 kV requires how many feet of clearance?
• Which of the following describes the simplest telescopic-boom crane?
• Which type of crane is ideal for applications with a higher duty cycle?
• What must be kept within the crane's stable base to prevent tipping?
• How does lifting capacity respond as the boom length changes?
• Which measure primarily prevents unauthorized personnel from entering hazard zones during lifting?
• Where should the fire extinguisher be placed on equipment?
• Two-Blocking can be caused by:
• Water temperature is a factor in a submerged lift.
• How can operators communicate effectively in noisy environments during crane operations?
• Which tool should be used in two positions 90 degrees apart to verify level on the upper works?
• The boom is sometimes extended by adding a...?
• How does a crane operator determine the correct load to lift?
• What is the most overlooked stability factor affecting cranes?
• Which statement about sling angle is true?
• What is the function of a high-load pre-lift test?
• A spotter is used in crane operations in which situations, and what is their primary role?
• Define working load limit (WLL).