ARBORICULTURE Undertake tree work near electrical supply lines

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17152 version 3 10-Mar-10 1 of 5 ARBORICULTURE Undertake tree work near electrical supply lines © New Zealand Qualifications Authority 2010 level: 5 credit: 7 planned review date: June 2008 sub-field: Horticulture replacement information: This unit standard and unit standard 17151 replace unit standard 2823. purpose: This unit standard is for experienced arborists undertaking training for work near electrical supply lines. People credited with this unit standard are able to: prepare to carry out tree work near electrical supply lines, carry out tree work near electrical supply lines, and demonstrate emergency procedures.

entry information: Prerequisites: Unit 17151, Demonstrate knowledge of safety requirements for tree work near electrical supply lines ; Unit 2774, Climb and branch walk difficult trees ; Unit 2775, Prune mature amenity trees ; or demonstrate equivalent knowledge and skills. accreditation option: Evaluation of documentation and visit by NZQA, industry and teaching professional in the same field from another provider. moderation option: A centrally established and directed national moderation system has been set up by the New Zealand Horticulture Industry Training Organisation.

special notes: 1 Relevant reference material Code of Practice for Safety and Health in Tree Work, Part One: Arboriculture; Part Two: Maintenance of trees around power lines; Approved ... more. less.

Code of Practice for power-operated elevating work platforms; and Guide for Safety with Underground Services are available from regional offices of the Department of Labour, Occupational Safety and Health Service (OSH). 17152 version 3 10-Mar-10 2 of 5 ARBORICULTURE Undertake tree work near electrical supply lines © New Zealand Qualifications Authority 2010 British Standard for Treeworks: BS 3998:1989 and amendment 6549:1990 are available from Standards New Zealand, Private Bag 2439, Wellington. American National Standard for Tree Care Operations 3 Pruning, Trimming, Repairing, Maintaining, and Removing Trees, and Cutting Brush 3 Safety Requirements 3 ANSI Z133.1-1994 is available from American National Standards Institute, 11 West 42nd Street, New York, New York 10036, or website http://www.ansi.org. Working on the Road 3 A Handbook for Temporary Traffic Control and Safety at Roadworks sites is available from any office of Transit New Zealand. 2 Workplace procedures is a written plan indicating how the company meets the requirements of the Health and Safety legislation. 3 Legislation relevant to this unit standard includes the Health and Safety in Employment Act 1992, Health and Safety in Employment Regulations 1995, Resource Management Act 1991, Local Government Act 2002, and their subsequent amendments. Elements and Performance Criteria element 1 Prepare to carry out tree work near electrical supply lines. performance criteria 1.1 Tree work terms are explained in terms of their relevance to line trimming tasks. Range: includes but is not limited to 3 clearance, crown lift, fall distance defect, fall to grade, maximum sag defect, reduction, swing clearance. 17152 version 3 10-Mar-10 3 of 5 ARBORICULTURE Undertake tree work near electrical supply lines © New Zealand Qualifications Authority 2010 1.2 Paperwork is completed to the satisfaction of the contractor and power company. Range: includes but is not limited to 3 hazard identification sheets, job or time sheets, maintenance checklists, procedure forms, notification to OSH; public and personal liability insurance is valid for the work and is current. 1.3 Power company management liaison requirements are met. Range: includes but is not limited to 3 circuit and voltage confirmation, log on to network, shut down procedures, any procedures required by the company, work on private high voltage spur lines, gaining permits to work and operate plant within 4 metres of lines. 1.4 Hazards are identified according to company procedures. Range: includes but is not limited to 3 hazard identification sheets, equipment and machinery checklists, crew briefings and task allocations, work plan and strategies. 1.5 Hazards involved in the work are controlled according to company procedures. Range: includes but is not limited to 3 hazards involved with manual climbing, using elevated personnel vehicles, groundwork, working above ground, working near electric supply lines. element 2 Carry out tree work near electrical supply lines. performance criteria 2.1 Owner of power supply system is advised of work commencement date and time, and estimated duration and work hours, prior to start of work. 17152 version 3 10-Mar-10 4 of 5 ARBORICULTURE Undertake tree work near electrical supply lines © New Zealand Qualifications Authority 2010 2.2 Equipment is selected, checked for safe operation, and used according to the Codes of Practice and company procedures. Range: equipment includes but not limited to 3 ancillary equipment, chainsaws, climbing equipment, friction devices, non-conductive ladders, non-conductive loppers and/or pole saws, non-conductive equipment, lowering lines and devices, personal equipment, spikes and flip lines. 2.3 Work completed meets the site specifications, company procedures, and Codes of Practice requirements. Range: includes but is not limited to 3 manual work and elevated personnel vehicle 3 side trimming, maximum sag, fall distance, over the top, felling; ground work 3 maintain site and clean up. 2.4 Job is finished according to site specifications and company procedures. Range: includes but is not limited to 3 site cleaned up, network contacted at the end of the job, log off completed. element 3 Demonstrate emergency procedures. performance criteria 3.1 Emergency procedures are demonstrated as specified in workplace procedures and by the power company. Range: includes but is not limited to 3 near miss, damaged lines, damaged hardware, injured personnel, inadvertent contact 3 climber and elevated personnel vehicle. 3.2 Services to contact in the event of an accident or emergency are listed with contact details and method. Range: includes by is not limited to 3 power company, contractor, ambulance service, fire service, Occupational Safety and Health Service, police. 17152 version 3 10-Mar-10 5 of 5 ARBORICULTURE Undertake tree work near electrical supply lines © New Zealand Qualifications Authority 2010 3.3 Aerial rescues are demonstrated according to company procedures. Range: two and three person rescues using elevated personnel vehicles. 3.4 First aid procedures are demonstrated according to company procedures, and site specifications. Range: includes but is not limited to 3 burns, unconscious victim. Comments on this unit standard Please contact New Zealand Horticulture Industry Training Organisation http://www.hortito.org.nz if you wish to suggest changes to the content of this unit standard. Please Note Providers must be accredited by the Qualifications Authority or a delegated inter- institutional body before they can register credits from assessment against unit standards or deliver courses of study leading to that assessment. Industry Training Organisations must be accredited by the Qualifications Authority before they can register credits from assessment against unit standards. Accredited providers and Industry Training Organisations assessing against unit standards must engage with the moderation system that applies to those standards. Accreditation requirements and an outline of the moderation system that applies to this standard are outlined in the Accreditation and Moderation Action Plan (AMAP). The AMAP also includes useful information about special requirements for providers wishing to develop education and training programmes, such as minimum qualifications for tutors and assessors, and special resource requirements. This unit standard is covered by AMAP 0032 which can be accessed at http://www.nzqa.govt.nz/site/framework/search.html.

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