This section captures essential crane and load data to verify lift feasibility and compliance with manufacturer specifications. Accurate information is critical for preventing structural failures and ensuring safe operating parameters.
Crane Manufacturer
Crane Model & Configuration
Crane Serial Number or Unit ID
Maximum Rated Capacity (metric tons)
Actual Load Weight (metric tons)
Load Dimensions (Length x Width x Height in meters)
Center of Gravity Location from Datum Point (meters)
Rigging Equipment Type
Wire Rope Slings
Synthetic Slings
Chain Slings
Spreader Bars
Other Specialized Rigging
Rigging Equipment Rated Capacity (metric tons)
Has rigging equipment been inspected and certified within the last 6 months?
Planned Boom Length (meters)
Planned Lift Radius (meters)
Planned Boom Angle (degrees)
Load Chart Reference Number & Revision
Will this lift occur within 20 meters of energized high-voltage lines or equipment?
Will this lift occur over active facilities, occupied structures, or personnel areas?
Will multiple cranes be used in a tandem or multi-lift configuration?
Critical Lift Classification
Standard Lift
Critical Lift (exceeds 75% capacity)
Super-Critical Lift (over facilities/energized lines)
Engineering Mandatory Review
Has a qualified engineer reviewed and approved this lift plan?
Upload Load Chart & Calculation Worksheet (PDF)
Upload Lift Plan Drawing or Sketch (PDF/Image)
Load Calculation Summary Verification
Parameter | Calculated Value | Allowable Limit | Within Limit? | |
|---|---|---|---|---|
Gross Load (Load + Rigging) | 45.2 tons | 50.0 tons | ||
Boom Length | 45m | 52m max | ||
Lift Radius | 18m | 20m max | ||
Ground Bearing Pressure | 12.5 t/m² | 15.0 t/m² | ||
Ground conditions directly impact crane stability. This section verifies that the ground can support imposed pressures and that outrigger systems are properly configured to distribute loads safely.
Primary Soil Classification at Lift Site
Dense Gravel/Coarse Sand
Compacted Sand/Silt Mix
Stiff Clay
Soft Clay/Organic Soil
Fill Material (Unverified)
Paved/Concrete Surface
Other
Calculated Maximum Ground Bearing Pressure (t/m²)
Estimated Soil Bearing Capacity (t/m²)
Is the estimated soil bearing capacity greater than calculated ground pressure with a safety factor of at least 1.5?
Outrigger Float/Pad Dimensions (Length x Width in meters)
Outrigger Pad Effective Area (m²)
Are outrigger pads positioned on firm, level, and compacted surfaces?
Is additional matting, cribbing, or load distribution beams used beneath outrigger pads?
Have underground utilities (electrical, gas, water, telecom) been located and cleared within the outrigger footprint and swing radius?
Has a third-party geotechnical engineer verified ground conditions?
Upload Ground Condition Photos (showing all outrigger positions)
Outrigger Position Inspection Checklist
Outrigger Position | Pad Level? | Full Contact with Ground? | No Debris Under Pad? | Within Planned Location? | Inspector Initials | |
|---|---|---|---|---|---|---|
Front Left (Quadrant 1) | JS | |||||
Front Right (Quadrant 2) | JS | |||||
Rear Right (Quadrant 3) | JS | |||||
Rear Left (Quadrant 4) | JS | |||||
Describe any ground settlement, cracking, or instability observed during setup:
Environmental factors, particularly wind, can dramatically affect load control and crane stability. Continuous monitoring is essential for dynamic lift operations.
Current Sustained Wind Speed (m/s)
Maximum Measured Wind Gust in Last 10 Minutes (m/s)
Maximum Permissible Wind Speed for This Load Configuration (m/s)
Is current wind speed less than 75% of maximum permissible speed?
Ambient Temperature (°C)
Visibility Distance (meters)
Precipitation Conditions
No Precipitation
Light Rain/Mist
Moderate Rain
Heavy Rain
Snow/Sleet
Ice Conditions
Is a dedicated anemometer or wind monitoring device deployed at boom height?
Weather Forecast Monitoring Interval
Continuous Live Feed
Every 15 Minutes
Every 30 Minutes
Every Hour
Every 2 Hours
Are there any thunderstorms or lightning within 10 kilometers?
Wind Velocity & Environmental Log (Record at 30-min intervals minimum)
Time Recorded | Wind Speed (m/s) | Wind Gust (m/s) | Temperature (°C) | Precipitation | Recorded By | |
|---|---|---|---|---|---|---|
8:00 AM | 4.2 | 5.8 | 18 | None | Operator | |
8:30 AM | 5.1 | 7.2 | 19 | None | Operator | |
9:00 AM | 6.3 | 8.5 | 20 | Light Mist | Operator | |
Describe stop-work criteria and decision-making authority for weather-related holds:
Establishing and maintaining controlled access zones prevents unauthorized personnel exposure to struck-by, caught-between, and electrical hazards. Clear communication protocols are vital for coordinated lift execution.
Calculated Minimum Exclusion Zone Radius (meters)
Exclusion Zone Basis of Calculation
Load Fall Radius + Buffer
Boom Length + Load Length
Crane Height + Load Height
Electrical Hazard Approach Distance
Combination of Factors
Are physical barriers (fencing, barricades, cones) installed at the exclusion zone perimeter?
Are warning signs posted at all access points indicating 'Danger: Overhead Lift in Progress'?
Traffic Control Measures Implemented (select all that apply)
Road Closures
Detour Routes Established
Flag Persons Posted
Temporary Traffic Signals
Vehicle Exclusion Zone
Pedestrian Walkway Diversion
No Measures Required
Is there a dedicated spotter or signal person for each critical vantage point?
Primary Communication Method During Lift
Two-Way Radio (VHF/UHF)
Hand Signals (Standard ASME)
Air Horns/Whistles
Cellular Phones
Visual Line-of-Sight
Multiple Redundant Methods
Has a pre-lift communications check been performed with all team members?
Are all communication devices charged, tested, and free from interference?
Has the public or neighboring facilities been notified of the lift operation?
Is video surveillance or drone monitoring deployed to monitor the exclusion zone?
Is there a designated emergency muster point outside the exclusion zone?
Communication Team Assignment & Verification
Role | Person Name | Contact Method | Pre-Lift Check Confirmed | Signature Initials | |
|---|---|---|---|---|---|
Crane Operator | J. Smith | Radio CH-12 | JS | ||
Signal Person | M. Johnson | Radio CH-12 | MJ | ||
Lift Director | R. Davis | Radio CH-12 | RD | ||
Site Superintendent | A. Wilson | Radio CH-12 | AW | ||
Describe any unauthorized access attempts or zone breaches observed:
Final authorization confirms that all safety-critical elements have been verified, personnel are qualified, and conditions are acceptable for safe lift execution. Both parties share responsibility for stop-work authority.
Pre-Lift Safety Meeting Conducted with All Personnel?
Upload Pre-Lift Meeting Attendance Roster & Log Sheet
Have all personnel involved in the lift been verified as trained and competent for their assigned roles?
Key Personnel Qualification Verification
Position | Name | Certification ID | Certification Expiry | Verified | |
|---|---|---|---|---|---|
Crane Operator | J. Smith | OP-8847 | 5/15/2026 | ||
Lift Director | R. Davis | LD-5521 | 8/22/2026 | ||
Signal Person | M. Johnson | SP-3398 | 12/1/2025 | ||
Rigger | K. Lee | RG-4412 | 3/10/2026 | ||
Final Risk Assessment Review Completed and All Hazards Controlled?
Emergency Services (Fire, Medical, Rescue) Notified of High-Risk Lift Operation?
Is standby rescue equipment (high-angle rescue, cranes, medical) available on-site?
Final Pre-Lift Verification Checklist
Verification Item | Site Superintendent | Lift Director | Reference Document | |
|---|---|---|---|---|
Load Weight Verified | Weigh Ticket #2847 | |||
Crane Configuration Matches Plan | Lift Plan Rev B | |||
Ground Conditions Acceptable | Geotech Report 2024-11 | |||
Exclusion Zone Secured | Site Plan | |||
Communication System Tested | Comm Check Log | |||
Weather Conditions Within Limits | Weather Log | |||
Emergency Plan Reviewed | ERP Section 5 | |||
All Personnel Accounted For | Attendance Roster | |||
Overall Risk Level Assessment (1=Low, 5=Extreme)
Any Additional Conditions, Restrictions, or Special Precautions for This Lift:
Site Superintendent Signature & Authorization
Site Superintendent Name (Printed)
Superintendent Sign-Off Timestamp
Lead Lift Director Signature & Authorization
Lead Lift Director Name (Printed)
Lift Director Sign-Off Timestamp
Is there a contingency plan for unexpected conditions during lift execution?