HORT417 – Advanced Rigging

Module code
Module title
Advanced Rigging
The aim of this module is to develop student's knowledge and competency in advanced rigging systems
  • SX1803
NZQA Level
Level 4
NZQA Credits
Delivery method
  • Web-Supported
Learning hours
Directed hours
Self directed hours
Total learning hours
Resources required
Learning Outcomes
Evaluate loads and a rigging system for arboriculture in accordance with workplace procedures.
Select rigging system equipment for arboriculture and prepare for use under load.
Tie, dress and use knots for sectional rigging, to lower timber sections.
Install speed line systems and use them to lower sections of timber.
oLoad mass of timber section calculations, forces on each component of rigging
oSuitable equipment and techniques for rigging; frictional devices, lowering and raising brakes, false crotches, lowering ropes, pulling ropes, speed line ropes, whoopee slings, rigging blocks, pulleys
oHazard identification and management, codes of practice, workplace procedures
oWorksite safety and risk mitigation
oHealth and Safety
oSafe working loads and breaking strain of equipment, weakest component determined
oCommunication system with grounds person, radio communications, hand signals, verbal communications
oGround staff role, and removal procedures.
oKnots for sectional rigging; running bowline, cow hitch, clove hitch, timber hitch, alpine butterfly, bowline on a bight, uses, demonstrated.
oKnots for rigging components; mid line knot, anchor attachment, timber being lowered, tensioning knot, tying and use of, demonstrated.
oNon-routine tree felling
oLowering timber sections; attaching rigging, safe working positions, anchor points, double tie in, work position stable, safe
oDemonstrate section removal, codes of practice, workplace procedures
oSpeed lines, anchor points, attaching techniques; tie rope, butt rope, cradle, suit timber sizes and line configuration.
oLowering timber section on speed line demonstrated safely, controlled to workplace procedure.
Teaching and Learning Strategy
Teaching and learning methods will be face to face delivery including; workshops, project based interactive tasks, with group sessions, tutorials, on-line learning, work integration, and independent research for the creation of portfolios of evidence of learning.
Assessment Criteria
Assessment in this module is mixed mode. Students must gain a minimum mark of 50 in the achievement-based assessments and meet all the requirements of the competency-based assessments including carrying out all tasks in a safe manner and to industry standard to be eligible for a final grade for this module. The final grade will be based on the marks from the achievement-based assessment tasks.