GENERAL CRANE SAFETY CORE EXAMS SET QUESTIONS
AND ANSWERS 2025/2026 ALL RATED A+
✔✔Wedge Sockets - ✔✔Not compatible with IWRC wire rope.
✔✔De-Rating on Barge - ✔✔Capacity must be reduced by 25%.
✔✔Upperworks - ✔✔The upper frame above the slewing ring bearing.
✔✔Net Load - ✔✔Actual weight of the object being lifted.
✔✔Pre-Loading Wedge Socket - ✔✔To seat the wedge securely.
✔✔Travel Signal - ✔✔Instruction to move on one track.
✔✔Lubing Wire Rope - ✔✔Avoid using aerosol lube.
✔✔Pick and Carry Operations - ✔✔Short boom, high angle for safety.
✔✔Net Capacity - ✔✔Net load plus all deductions.
✔✔Personnel Platform Safety - ✔✔Hook must have a latch that can be locked.
✔✔OSHA Regulations for Cranes - ✔✔Subpart BB and 1910.550 govern mobile
cranes.
✔✔Power Line De-Energization - ✔✔Lines must be de-energized and grounded.
✔✔Hook Positioning - ✔✔Close to the center of gravity of the load.
✔✔Boom Clearance from Power Lines - ✔✔Boom must maintain a safe distance from
lines.
✔✔Hoisting Personnel - ✔✔Operator must be qualified and certified.
✔✔Barricading Requirement - ✔✔When there is a risk of personnel injury.
✔✔Sling Angles and Tension - ✔✔High angles increase sling tension.
✔✔Luffing Jib - ✔✔Jib independent of the boom's movement.
✔✔ASME Physical Exam Frequency - ✔✔Every 3 years for crane operators.
, ✔✔Boom Angle Indicators - ✔✔Measure angle to a level horizontal plane.
✔✔Wire Rope Safety Factor - ✔✔3.5 to 1 for 6 x 19 wire rope.
✔✔Line Pull Calculation - ✔✔Determine parts of line required for a load.
✔✔ASME Standard for Mobile Cranes - ✔✔ASME B30.5 governs mobile cranes.
✔✔Pick and Carry Operation Priority - ✔✔Boom over the front for stability.
✔✔Least Stable Crane Area - ✔✔Front of the crane.
✔✔Load Swing Impact - ✔✔Boom could be scratched, leading to corrosion.
✔✔Crawler Crane Tipping Axis - ✔✔Through the boom butt section.
✔✔Ground Bearing Pressure - ✔✔Greatest over the end on a crawler crane.
✔✔Emergency Crane Exit - ✔✔Avoid 3 point contact with the crane.
✔✔Tag Lines Purpose - ✔✔To control load swing and assist in leveling.
✔✔Monthly Inspection Report Retention - ✔✔Reports must be retained for 12 months.
✔✔Standing Wire Rope Maintenance - ✔✔Remove from service if more than 1 broken
wire.
✔✔Cribbing Under Outrigger Floats - ✔✔To reduce ground pressure and protect
surfaces.
✔✔Swinging a Crane - ✔✔Results in an increase in radius.
✔✔Luffing Jib Movement - ✔✔Can be boomed up and down using hoist wire rope.
✔✔Luffing Jib Systems - ✔✔Auxiliary hoist wire rope or hydraulic cylinder for vertical
movement.
✔✔Operator Responsibilities - ✔✔Direct control of crane operations and load rigging.
✔✔Maximum Included Angle - ✔✔Angle of 60 degrees with two slings in a shackle.
✔✔Front Quadrant Definition - ✔✔Imaginary line through front outrigger jacks.
AND ANSWERS 2025/2026 ALL RATED A+
✔✔Wedge Sockets - ✔✔Not compatible with IWRC wire rope.
✔✔De-Rating on Barge - ✔✔Capacity must be reduced by 25%.
✔✔Upperworks - ✔✔The upper frame above the slewing ring bearing.
✔✔Net Load - ✔✔Actual weight of the object being lifted.
✔✔Pre-Loading Wedge Socket - ✔✔To seat the wedge securely.
✔✔Travel Signal - ✔✔Instruction to move on one track.
✔✔Lubing Wire Rope - ✔✔Avoid using aerosol lube.
✔✔Pick and Carry Operations - ✔✔Short boom, high angle for safety.
✔✔Net Capacity - ✔✔Net load plus all deductions.
✔✔Personnel Platform Safety - ✔✔Hook must have a latch that can be locked.
✔✔OSHA Regulations for Cranes - ✔✔Subpart BB and 1910.550 govern mobile
cranes.
✔✔Power Line De-Energization - ✔✔Lines must be de-energized and grounded.
✔✔Hook Positioning - ✔✔Close to the center of gravity of the load.
✔✔Boom Clearance from Power Lines - ✔✔Boom must maintain a safe distance from
lines.
✔✔Hoisting Personnel - ✔✔Operator must be qualified and certified.
✔✔Barricading Requirement - ✔✔When there is a risk of personnel injury.
✔✔Sling Angles and Tension - ✔✔High angles increase sling tension.
✔✔Luffing Jib - ✔✔Jib independent of the boom's movement.
✔✔ASME Physical Exam Frequency - ✔✔Every 3 years for crane operators.
, ✔✔Boom Angle Indicators - ✔✔Measure angle to a level horizontal plane.
✔✔Wire Rope Safety Factor - ✔✔3.5 to 1 for 6 x 19 wire rope.
✔✔Line Pull Calculation - ✔✔Determine parts of line required for a load.
✔✔ASME Standard for Mobile Cranes - ✔✔ASME B30.5 governs mobile cranes.
✔✔Pick and Carry Operation Priority - ✔✔Boom over the front for stability.
✔✔Least Stable Crane Area - ✔✔Front of the crane.
✔✔Load Swing Impact - ✔✔Boom could be scratched, leading to corrosion.
✔✔Crawler Crane Tipping Axis - ✔✔Through the boom butt section.
✔✔Ground Bearing Pressure - ✔✔Greatest over the end on a crawler crane.
✔✔Emergency Crane Exit - ✔✔Avoid 3 point contact with the crane.
✔✔Tag Lines Purpose - ✔✔To control load swing and assist in leveling.
✔✔Monthly Inspection Report Retention - ✔✔Reports must be retained for 12 months.
✔✔Standing Wire Rope Maintenance - ✔✔Remove from service if more than 1 broken
wire.
✔✔Cribbing Under Outrigger Floats - ✔✔To reduce ground pressure and protect
surfaces.
✔✔Swinging a Crane - ✔✔Results in an increase in radius.
✔✔Luffing Jib Movement - ✔✔Can be boomed up and down using hoist wire rope.
✔✔Luffing Jib Systems - ✔✔Auxiliary hoist wire rope or hydraulic cylinder for vertical
movement.
✔✔Operator Responsibilities - ✔✔Direct control of crane operations and load rigging.
✔✔Maximum Included Angle - ✔✔Angle of 60 degrees with two slings in a shackle.
✔✔Front Quadrant Definition - ✔✔Imaginary line through front outrigger jacks.
