This unit involves the skills and knowledge required to install and maintain guard rails in accordance with safeworking and regulatory requirements, and workplace procedures.It includes determining job requirements, installing guard rails and completing all required documentation.People achieving competence in this unit will need to fulfil the applicable state/territory legislated rail safety requirements and to comply with relevant codes of practice and/or guidelines.Guard rails include guard rails installed on:level crossings and sharp curves to prevent derailmentunder bridges and near vulnerable structures to limit lateral movement of derailed wagons.Work is performed under minimal supervision, generally within a team environment. It involves the application of routine operational principles and procedures when installing and maintaining guard rails, as part of workplace activities across a variety of operational contexts within the Australian rail system.No licensing, legislative or certification requirements apply to this unit at the time of publication.