Major Work Activity B – Performs rigging and hoisting

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identify load to be hoisted

load to be hoisted is identified according to task at hand

check load

load is checked for shape, unknown weight factors and material integrity

calculate total weight of load

total weight of load is calculated by measuring load and using formulas and reference materials

verify total weight of load

total weight of load is verified against fabrication drawings or bill of lading

estimate and calculate centre of gravity

centre of gravity is estimated by visual inspection of weight distribution and is calculated by using formulas

select and use tools and equipment

tools and equipment are selected according to task at hand

demonstrate knowledge of load requirements

list properties of load to be lifted that need to be considered

demonstrate knowledge of calculations and related factors to determine load weight

identify formulas to determine load weight

calculate load weight

identify related factors for calculations and load weight

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determine final location and orientation of load

final location and orientation of load is determined according to erection drawings and marks matched on equipment and structure

determine type of lift

type of lift is determined to identify equipment needed for task

perform a walk-through inspection

a walk-through inspection is performed to determine travel path and rigging requirements considering rigging factors

identify location for hoisting equipment

location for hoisting equipment is identified considering hoisting factors

confirm load securing methods

load securing methods are confirmed in final location based on erection drawings and engineered specifications

identify equipment required for rigging attachment and removal

equipment required for rigging attachment and removal is identified according to job requirements and load access

determine communication methods

communication methods are determined according to line of sight and site-specific requirements

identify personnel needed to perform rigging tasks

personnel needed to perform rigging tasks are identified according to tasks at hand

determine head room, fleet angles, anchor points, block loading and parts of line including friction

head room, fleet angles, anchor points, block loading and parts of line including friction are determined to select rigging and hoisting equipment required for task at hand

determine if lift requires a permit

lift requirements for permit are determined

demonstrate ability to perform pre-lift analysis

describe inspection of area surrounding lift

list signaling methods used during rigging and lifting

list delegation of responsibilities for personnel

describe the dry run procedures

demonstrate understanding of rigging and hoisting

identify type of lifts and procedures

identify lift hazards

explain effects of sling angle when preparing for hoisting/lifting operations

demonstrate knowledge of regulatory requirements pertaining to rigging, hoisting/lifting and moving equipment

interpret jurisdictional regulations pertaining to rigging, hoisting/lifting and moving equipment

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identify characteristics of the load

characteristics of the load are identified to ensure load control when selecting rigging equipment

select slings and hardware

slings and hardware are selected according to working load limits (WLL), rigging configuration and sling tension

protect the rigging and hoisting equipment and the load

rigging and hoisting equipment and the load are protected during lift to avoid rigging equipment and load damage

select hoisting equipment

hoisting equipment is selected  based on factors

demonstrate knowledge of rigging, hoisting/lifting and moving equipment, their applications, limitations and procedures

define terminology associated with rigging, hoisting/lifting and moving equipment

identify types of rigging, hoisting/lifting and moving equipment and accessories, and describe their applications, limitations and procedures

identify the factors to consider when selecting rigging, hoisting/lifting and moving equipment

define and describe wire rope characteristics

describe and demonstrate the testing and strength reductions of knots and splices

define and describe the construction, grades and applications of natural fibre and synthetic ropes

interpret rigging tag information

demonstrate knowledge of regulatory requirements pertaining to rigging, hoisting/lifting and moving equipment

interpret jurisdictional regulations pertaining to rigging, hoisting/lifting operations and moving equipment

demonstrate knowledge of calculations required to select rigging, hoisting/lifting and moving equipment

explain effects of sling angles when preparing for hoisting/lifting operations

calculate rigging, hoisting/lifting and moving equipment capacities

interpret crane charts

identify swing zone and swing clearance

identify and interpret applicable tables and charts for slings and attachments

interpret manufacturers’ specifications or the specifications certified by a professional engineer

define and describe WLL formulas, factors and reductions for natural fibre, synthetic fibre and wire ropes

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inform non-essential personnel of the lift

non-essential personnel are informed of the lift and are kept clear of the lifting area

perform walk-around inspection

walk-around inspection is performed to clear hoist area of personnel not associated with the lift

establish a safety perimeter

a safety perimeter is established by installing barricades, barrier tape, tags and signs appropriate to size of lift and by assigning personnel to monitor lift perimeter

demonstrate knowledge of rigging, hoisting/lifting and moving equipment, their applications, limitations and procedures for use

define terminology associated with rigging, hoisting/lifting and moving equipment

demonstrate knowledge of safety practices related to rigging, hoisting/lifting and moving operations

describe the procedures used to ensure the work area is safe for lifting

identify hazards and describe sources for safe work practices pertaining to rigging, hoisting/lifting and moving operations

demonstrate knowledge of jurisdictional regulations pertaining to rigging, hoisting/lifting and moving equipment

interpret jurisdictional regulations pertaining to rigging, hoisting/lifting and moving equipment

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conduct a pre-use visual inspection

pre-use visual inspection of rigging equipment is conducted to identify damage

identify damaged equipment

damaged equipment is identified, tagged and removed from service

conduct an inspection of all in-use rigging equipment

inspection of all in-use rigging equipment is conducted to ensure it is secured and fastened according to manufacturers’ specifications

interpret rigging tag information

rigging tag information is interpreted to verify WLL

demonstrate knowledge of inspection procedures pertaining to rigging equipment

identify rigging equipment, their components, applications, limitations and procedures for use

describe a walk-around inspection of a rigging system

identify removal criteria for damaged rigging equipment, components or attachment points

describe inspection requirements for rigging equipment

demonstrate knowledge of jurisdictional regulations pertaining to the inspection of rigging equipment

identify jurisdictional regulations and manufacturers’ specifications for inspection and removal of rigging equipment

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lay out for fabrication

fabrication is laid out according to lug charts, fabrication drawings and engineered specifications

build, construct or assemble rigging equipment

rigging equipment is built, constructed or assembled according to manufacturers’ and engineered specifications

inspect fabricated equipment

fabricated equipment is inspected according to engineered specifications and jurisdictional regulations prior to use

demonstrate knowledge of the process to fabricate rigging equipment

identify different fabrication methods

describe limitations to fabricating rigging equipment

identify rigging equipment that can be fabricated according to engineered specifications

interpret jurisdictional regulations regarding fabrication of rigging equipment

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access rigging points

rigging points are accessed using access equipment according to task at hand

assemble and connect main rigging

main rigging is assembled and connected to the load according to rigging plan

use secondary rigging

secondary rigging is used to transfer loads when required

identify and use adjustment rigging equipment

adjustment rigging equipment is identified and used to maintain load control

identify and attach control devices

control devices are identified and attached to maintain load control

select and use knots, bends and hitches

knots, bends and hitches are selected and used based on lift requirements to ensure control of load

demonstrate knowledge of the procedures to attach rigging equipment to a load

list and describe requirements and specifications involved in rigging

describe function, advantages and limitations of various hitches and configurations

define types and functions of knots, bends and hitches

identify the purpose and demonstrate the ability to tie knots, bends and hitches

describe splicing of natural fibre and synthetic fibre ropes

perform back splice, side splice and short splice

define, describe and demonstrate the ability to apply material handling attachments

identify attachment points

identify jacking points and equipment

identify rolling equipment and placement

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verify inspection certification

inspection certification is verified to ensure that dates are valid

identify damaged or worn hoisting equipment

damaged or worn hoisting equipment that needs to be replaced is identified prior to assembly

conduct a walk-around inspection

a walk-around of hoisting equipment is conducted to ensure rigging is installed and the hoisting equipment is fully prepared for the lift

demonstrate knowledge of process to inspect hoisting equipment

list and describe the elements of a walk-around inspection in a hoisting system

describe the procedures used to inspect hoisting equipment

identify hoisting equipment, their components, applications, limitations and procedures for use

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set up hoisting equipment components

hoisting equipment components are set up according to manufacturers’ and engineered specifications

identify the order of component assembly

order of component assembly is identified according to task at hand

select and use tools and equipment

tools and equipment are selected and used to assemble hoisting equipment according to task at hand and lift plan

identify procedures and requirements

procedures and requirements for assembly are identified according to equipment being used, manufacturers’ specifications and company procedures

demonstrate knowledge of the procedures used to assemble hoisting equipment

describe the basic procedures for the placement, assembly and installation of hoisting equipment and components

identify hoisting equipment, their components, applications, limitations and procedures for use

interpret load charts, lift radius and boom length

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participate in a pre-lift meeting

participants are involved in pre-lift meetings in order to understand their roles and responsibilities

use hoisting communication methods

communication methods are used when hoisting

coordinate activities

activities between rigging personnel and the equipment operator or operators involved in hoisting are coordinated according to lift plan

operate hoisting equipment

hoisting equipment is operated according to lift plan and manufacturers’ specifications

control load

load is controlled by using tag lines, holdbacks and secondary rigging

recognize hazards

hazards are recognized and lift irregularities are corrected

demonstrate knowledge of hoisting procedures and their associated equipment, applications, limitations and procedures for use

describe hoisting and load moving procedures

list the topics discussed in pre-lift meetings

list and describe types, parts and configurations of mobile cranes

describe uses and safe working practices for hoisting equipment

identify the function, advantage and limitations of various slings and sling arrangements

identify slings and hitches used for hoisting materials

describe the use and location for slings, tag lines and sling configurations on loads for hoisting

determine the centre of gravity for different types of loads

demonstrate knowledge of the use of hoisting communication

list and demonstrate hand signals used for moving equipment and hoisting

describe methods and precautions in using hand signals

describe and demonstrate voice communications on a two-way radio

list precautions used in voice communication

demonstrate knowledge of engineered lifts

interpret engineered lift drawings

identify the requirements and regulations for a tandem and critical lift, and hoisting personnel

demonstrate knowledge of safety practices related to rigging, hoisting/lifting and moving operations

identify hazards and describe safe work practices pertaining to rigging, hoisting/lifting and moving

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confirm orientation of a load

fabrication and erection drawings, match marks and other reference points are used to confirm orientation of a load before detaching from hoisting equipment

ensure stability of load

stability of load is ensured by using shims, wedges, cribbing, guy wires and lines, and other fastening equipment

prepare the load for removal of rigging

load is prepared for removal of rigging by using bolts, nuts, welding, bull pins and other similar equipment

use grounding procedures

grounding and load isolation procedures are used while load is attached to hoisting equipment, when welding is required

temporarily suspend loads

loads for subsequent placement are temporarily suspended using lashing or other equipment

demonstrate knowledge of the procedures to secure a load before rigging removal

identify the function, advantage and limitations of various slings and sling arrangements

identify and describe the location of sling configurations on loads for hoisting

identify and describe procedures to secure a load

demonstrate knowledge of jurisdictional regulations pertaining to rigging

interpret jurisdictional regulations pertaining to rigging

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inspect area

area is inspected for hazards, obstructions, damages and other anomalies

eliminate any hazards

any hazards identified during the post-lift inspection are eliminated by taking actions

assess, tag and report any damaged equipment

damaged equipment is assessed, tagged and reported to the supervisor

inspect rigging equipment

rigging equipment is inspected and damaged equipment is removed from service

advise others when area is clear

others are advised that area is clear by removing barriers

demonstrate the ability to conduct post-lift inspections

list and describe the elements of inspections done after each lift

list and describe the elements of inspections done after job completion

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coordinate work

work is coordinated when other equipment is required to complete task at hand

identify the order of component disassembly

order of component disassembly is identified according to task at hand

select and use tools and equipment

tools and equipment are selected and used according to hoisting equipment being disassembled

load and secure equipment for transport

equipment for transport is loaded and secured according to manufacturers’ specifications, destination, and jurisdictional regulations

demonstrate knowledge of the procedure to disassemble hoisting equipment and its associated components

describe the disassembly of hoisting equipment

identify hoisting equipment requiring disassembly

describe the procedures for crane boom removal and disassembly

identify crane components

describe storage procedures and conditions

identify rigging and hoisting equipment required to do disassembly

describe break-down procedures and sequences

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clean and lubricate rigging equipment

rigging equipment is cleaned and lubricated according to manufacturers’ specifications to ensure that the parts run freely and to prevent corrosion

store rigging equipment

rigging equipment is stored according to manufacturers’ specifications in dry locations and out of the elements

perform inspection of equipment

inspections are performed to recognize damaged and defective rigging equipment according to manufacturers’ specifications

tag and remove damaged or defective rigging equipment from service

damaged or defective rigging equipment is tagged and removed from service according to company policies

demonstrate knowledge of procedures to maintain rigging equipment

describe maintenance requirements for rigging equipment

describe storage procedures for rigging equipment

identify jurisdictional regulations pertaining to maintaining rigging equipment

describe the best practices for the care and handling of fibre and wire ropes