Authorization for Critical Crane Lifts Exceeding 75% Capacity or Tandem Dual-Crane Operations

1. Section 1: Crane Model, Load Weight & Pick/Placement Location Metadata

Provide comprehensive details of all crane(s), load characteristics, and precise location data for the entire lift path. This section establishes the foundational parameters for risk assessment.

 

Is this a tandem dual-crane lift operation?

 

Number of cranes involved in tandem operation:

Crane Specifications (complete for each crane)

Crane ID/Unit Number

Crane Manufacturer & Model

Crane Configuration (e.g., main boom, jib, luffing)

Maximum Rated Capacity (tonnes)

Planned Load Capacity Utilization (%)

Capacity Exceeds 75%?

A
B
C
D
E
F
1
 
 
 
 
 
 
2
 
 
 
 
 
 
3
 
 
 
 
 
 
4
 
 
 
 
 
 
5
 
 
 
 
 
 
6
 
 
 
 
 
 
7
 
 
 
 
 
 
8
 
 
 
 
 
 
9
 
 
 
 
 
 
10
 
 
 
 
 
 

Total Gross Load Weight including rigging gear (tonnes):

Load Description & Center of Gravity Location:

Load Dimensions (L x W x H in meters):

Pick Location Coordinates/Grid Reference:

Pick Location Ground Conditions & Preparation:

Placement Location Coordinates/Grid Reference:

Placement Location Ground/Support Conditions:

Total Horizontal Travel Distance (meters):

Maximum Vertical Lift Height (meters):

Upload Crane Load Chart (marked with planned configuration):

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Upload Lift Plan Drawing/Sketch:

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2. Section 2: Boom Angle, Load Radius & Outrigger Soil Bearing Pressure Calculations

Provide detailed engineering calculations for boom geometry, load radius throughout the lift, and outrigger loading. All calculations must be performed by a qualified person and verified against ground bearing capacity.

 

Boom Configuration & Load Radius Analysis

Lift Phase

Boom Length (m)

Boom Angle (degrees)

Load Radius (m)

Corresponding Capacity (tonnes)

Capacity Margin (%)

A
B
C
D
E
F
1
Initial Pick
45
75
8.5
85.2
15
2
Mid-Travel
45
60
18.3
62.1
5
3
Final Placement
45
82
6.2
92.5
20
4
 
 
 
 
 
 
5
 
 
 
 
 
 
6
 
 
 
 
 
 
7
 
 
 
 
 
 
8
 
 
 
 
 
 
9
 
 
 
 
 
 
10
 
 
 
 
 
 

Maximum Load Radius During Entire Lift (meters):

Does the load radius exceed manufacturer's recommended limits for the configuration?

 

Describe engineering justification and additional risk controls implemented:

 

Outrigger Configuration & Soil Bearing Pressure Analysis

 

Outrigger Pad Loading & Ground Pressure

Outrigger Position

Pad Dimensions (m x m)

Calculated Load (tonnes)

Ground Bearing Pressure (kPa)

Verified Soil Capacity (kPa)

Pressure Within Limits?

A
B
C
D
E
F
1
 
 
 
 
 
 
2
 
 
 
 
 
 
3
 
 
 
 
 
 
4
 
 
 
 
 
 
5
 
 
 
 
 
 
6
 
 
 
 
 
 
7
 
 
 
 
 
 
8
 
 
 
 
 
 
9
 
 
 
 
 
 
10
 
 
 
 
 
 

Are outrigger mats/cribbing used?

 

Describe mat/cribbing material, dimensions, and load distribution path:

Has geotechnical engineer verified ground bearing capacity at all outrigger positions?

 

Describe alternative method used to verify ground capacity and associated risk assessment:

Upload Detailed Engineering Calculation Sheet (signed by qualified person):

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Upload Soil Bearing Capacity Test Results or Geotechnical Report:

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3. Section 3: Rigging Hardware Inspection, Tag Line Setup & Signal Person Assignment

Comprehensive verification of all rigging hardware, tag line arrangements, and qualified signal person assignment. All equipment must be inspected and within certification dates.

 

Primary Rigging Hardware Inventory & Inspection

Component Type

ID/Serial Number

Rated Capacity (tonnes)

Last Inspection Date

Certification Body

Fit for Use?

A
B
C
D
E
F
1
Master Link
ML-4521
50
11/15/2024
ISO 9001
Yes
2
Wire Rope Sling
WRS-887
25
12/1/2024
Third-Party
Yes
3
Shackle
S-3421
17
10/20/2024
Manufacturer
Yes
4
 
 
 
 
 
 
5
 
 
 
 
 
 
6
 
 
 
 
 
 
7
 
 
 
 
 
 
8
 
 
 
 
 
 
9
 
 
 
 
 
 
10
 
 
 
 
 
 

Is any rigging hardware damaged, worn, or approaching retirement criteria?

 

Describe defect, immediate corrective action taken, and replacement plan:

Total Number of Tag Lines to be Used:

Tag Line Configuration Details

Tag Line ID

Material & Diameter

Length (m)

Attachment Point on Load

Ground Handler Position

Clear of Load Path?

A
B
C
D
E
F
1
 
 
 
 
 
 
2
 
 
 
 
 
 
3
 
 
 
 
 
 
4
 
 
 
 
 
 
5
 
 
 
 
 
 
6
 
 
 
 
 
 
7
 
 
 
 
 
 
8
 
 
 
 
 
 
9
 
 
 
 
 
 
10
 
 
 
 
 
 

Signal Person Qualification Level:

Primary Signal Person Name & ID Number:

Signal Person Qualification Expiry Date:

Is a secondary/backup signal person assigned?

 

Backup Signal Person Name & ID Number:

Communication Methods Established (select all that apply):

Upload Rigging Hardware Certificates & Inspection Records:

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Upload Photo of Rigging Assembly (as-configured):

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4. Section 4: Wind Speed Telematics, Overhead Obstruction & Egress Radius Check

Real-time environmental monitoring, obstruction identification, and emergency egress planning. This section ensures safe operating conditions and contingency preparedness.

 

Current Wind Speed at Ground Level (m/s):

Wind Speed at Maximum Load Height (m/s):

Maximum Allowable Wind Speed for This Lift (m/s):

Is wind speed within safe operating limits for all phases of the lift?

 

Describe wind mitigation plan, hold points, or lift postponement criteria:

Are real-time wind monitoring devices (anemometers) installed and operational?

 

Anemometer Location & Height Above Ground (m):

 

Describe alternative wind monitoring method and its reliability:

Overhead Obstruction Assessment

Obstruction Type

Location/Grid Reference

Minimum Clearance Distance (m)

Required Clearance per Standard (m)

Adequate Clearance?

A
B
C
D
E
1
High Voltage Power Lines
Grid B-7
8.5
10
 
2
Existing Structural Steel
Grid C-5
3.2
3
Yes
3
Tower Crane Jib
Grid A-9
5.8
5
Yes
4
 
 
 
 
 
5
 
 
 
 
 
6
 
 
 
 
 
7
 
 
 
 
 
8
 
 
 
 
 
9
 
 
 
 
 
10
 
 
 
 
 

Are there any overhead obstructions with inadequate clearance?

 

Describe engineered controls, de-energization plans, or alternative lift path:

Emergency Egress Radius from Crane (meters):

Emergency Egress Route Conditions (select all that apply):

Is the crane equipped with anti-collision system (if applicable)?

 

Anti-Collision System Type & Operational Status:

Are there ground-level hazards within the swing radius?

 

Describe barricading, personnel exclusion zone, and monitoring plan:

Upload Site-Specific Environmental Risk Assessment:

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Upload Photos of Overhead Obstructions & Egress Routes:

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5. Section 5: Master Rigging Supervisor & Site EHS Director Joint Clearance Sign-Off

Final authorization by qualified personnel confirming that all safety checks, calculations, and preparations have been completed satisfactorily. This sign-off is mandatory before lift commencement.

 

Master Rigging Supervisor Name:

Master Rigging Supervisor Certification Number:

Master Rigging Supervisor Certification Expiry:

Has Master Rigging Supervisor reviewed all Sections 1-4 in detail?

 

Lift CANNOT proceed. Complete review is mandatory.

Master Rigging Supervisor Review Checklist (confirm all):

Site EHS Director Name:

Site EHS Director Employee ID:

Has Site EHS Director independently verified critical safety controls?

 

Lift CANNOT proceed. Independent EHS verification is mandatory.

EHS Director Verification Items (select all confirmed):

Has a pre-lift safety meeting been conducted with all personnel involved?

 

Pre-Lift Meeting Time:

 

Lift CANNOT proceed. Pre-lift meeting is mandatory.

Number of Personnel Directly Involved in Lift Operation:

Emergency Contact Number for Lift Operations:

Specific Hold Points or Stop Work Triggers for This Lift:

Are there any remaining concerns or conditions that could affect lift safety?

 

Describe concerns and mitigation measures:

Planned Lift Commencement Date & Time:

Permit Expiration Date & Time:

Master Rigging Supervisor Digital Signature:

Site EHS Director Digital Signature:

Upload Pre-Lift Meeting Attendance Sheet:

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Upload Final Approved Lift Plan (all pages):

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