05/06/2026
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π‘ LIFTING WITH CRANE π‘
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π· DEFINITION: π·
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Lifting with crane is the process of using a crane and certified lifting accessories (slings, shackles, hooks, etc.) to safely lift, move, and position heavy loads from one place to another under controlled conditions as per approved lifting plan and permit to work.
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π· DOCUMENTS & PERMIT REQUIREMENTS: π·
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β’ APPROVED LIFTING PLAN
β’ VALID PERMIT TO WORK (PTW)
β’ RISK ASSESSMENT / JSA (JOB SAFETY ANALYSIS)
β’ THIRD PARTY CRANE CERTIFICATE
β’ THIRD PARTY LIFTING ACCESSORIES CERTIFICATES (SLINGS, SHACKLES, HOOKS)
β’ COMPETENT CRANE OPERATOR CERTIFICATE
β’ COMPETENT RIGGER & SIGNALMAN CERTIFICATES
β’ DAILY PRE-USE INSPECTION CHECKLIST
β’ ROAD MOVEMENT / ROAD CERTIFICATE (IF APPLICABLE)
β’ UNDERGROUND UTILITY CLEARANCE CERTIFICATE
β’ BARRICADING AND EXCLUSION ZONE PLAN
β’ EMERGENCY RESPONSE PLAN
β’ SAFE DISTANCE CONFIRMATION FROM ELECTRICAL LINES & OTHER UTILITIES
β’ APPROVAL FROM AUTHORIZED PERSON / SITE IN CHARGE
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π· PURPOSE OF CRANE: π·
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β’ LIFT HEAVY LOADS SAFELY
β’ MOVE MATERIALS TO HEIGHT OR DISTANCE
β’ REDUCE MANUAL HANDLING
β’ IMPROVE WORK EFFICIENCY
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π· TYPES OF CRANES: π·
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β’ MOBILE CRANE
β’ TOWER CRANE
β’ CRAWLER CRANE
β’ OVERHEAD CRANE
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π· CRANE COMPONENTS: π·
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β’ BOOM (MAIN ARM)
β’ JIB
β’ HOOK
β’ WIRE ROPE
β’ WINCH / HOIST DRUM
β’ COUNTERWEIGHT
β’ OUTRIGGERS
β’ SLEWING UNIT
β’ OPERATOR CABIN
β’ SHEAVES / PULLEYS
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π· PRE-INSPECTION / THIRD PARTY REQUIREMENT: π·
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β’ PRE-USE DAILY INSPECTION OF CRANE BEFORE OPERATION
β’ CRANE MUST HAVE VALID THIRD PARTY CERTIFICATION
β’ ALL LIFTING ACCESSORIES MUST BE THIRD PARTY CERTIFIED
β’ DEFECTIVE EQUIPMENT MUST NOT BE USED
β’ LOAD TEST CERTIFICATE MUST BE AVAILABLE AND VALID
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π· OPERATOR REQUIREMENTS: π·
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β’ TRAINED AND COMPETENT OPERATOR
β’ VALID LICENSE / CERTIFICATION
β’ FAMILIAR WITH LOAD CHART AND LIMITS
β’ FOLLOW SIGNALMAN INSTRUCTIONS
β’ MUST UNDERSTAND SITE LIFT PLAN
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π· COMMON HAZARDS: π·
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β’ FALLING LOAD
β’ CRANE OVERTURNING
β’ CONTACT WITH POWER LINES
β’ IMPROPER RIGGING
β’ STRUCK BY LOAD
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π· CONTROL MEASURES: π·
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β’ FOLLOW APPROVED LIFTING PLAN
β’ USE TRAINED PERSONNEL ONLY
β’ INSPECT ALL RIGGING BEFORE USE
β’ MAINTAIN EXCLUSION ZONE
β’ USE PROPER COMMUNICATION SYSTEM
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π· CRANE SAFETY DEVICES: π·
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β’ LOAD MOMENT INDICATOR (LMI)
β’ ANTI TWO-BLOCK DEVICE
β’ LIMIT SWITCHES
β’ OVERLOAD PROTECTION SYSTEM
β’ EMERGENCY STOP SYSTEM
β’ WIND SPEED INDICATOR (ANEMOMETER)
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π· WIND SPEED LIMITS: π·
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β’ NORMAL SAFE LIMIT: 32 km/h (20 mph)
β’ ACTUAL LIMIT DEPENDS ON CRANE TYPE AND MANUFACTURER
β’ STOP WORK IF WIND IS GUSTY OR UNSTABLE
β’ STRICTER LIMITS FOR CRITICAL LIFTS AND HIGH HEIGHT OPERATIONS
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π· KEY TERMS: π·
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β’ SWL (SAFE WORKING LOAD) β MAXIMUM SAFE LOAD FOR CRANE
β’ WLL (WORKING LOAD LIMIT) β RATING OF LIFTING ACCESSORIES
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π· CRITICAL LIFTING: π·
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β’ HIGH-RISK LIFTING OPERATION REQUIRING SPECIAL CONTROL AND APPROVAL
β’ USED FOR HEAVY, COMPLEX, OR HIGH-RISK LIFTS
β’ MAY INCLUDE WORK OVER LIVE PLANT OR HAZARDOUS AREAS
β’ MAY REQUIRE TANDEM LIFTING (TWO CRANES)
β’ INCLUDES:
β’ TAILING LIFTING β CONTROLLED SUPPORT DURING LOAD POSITIONING
β’ BLIND LIFTING β OPERATOR CANNOT SEE LOAD DIRECTLY
β’ REQUIRES DETAILED LIFT PLAN AND RISK ASSESSMENT
β’ STRICT COMMUNICATION BETWEEN OPERATOR AND SIGNALMAN
β’ HIGHER AUTHORITY APPROVAL REQUIRED
β’ STRICT WEATHER AND WIND CONTROL
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π· KEY SAFETY RULES: π·
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β’ NEVER STAND UNDER SUSPENDED LOAD
β’ NEVER EXCEED SWL OR WLL
β’ MAINTAIN SAFE DISTANCE FROM LOAD
β’ FOLLOW HAND SIGNALS / RADIO COMMUNICATION
β’ STOP WORK IF UNSAFE CONDITIONS OCCUR
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π· CRANE INTERVIEW QUESTIONS: π·
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β’ WHAT IS LIFTING WITH CRANE?
β’ WHAT IS SWL AND WLL?
β’ WHAT IS CRITICAL LIFTING?
β’ WHAT IS TAILING AND BLIND LIFTING?
β’ WHAT DOCUMENTS ARE REQUIRED BEFORE LIFTING?
β’ WHAT IS PRE-INSPECTION OF CRANE?
β’ WHAT ARE CRANE SAFETY DEVICES?
β’ WHAT ACTION IN HIGH WIND CONDITION?