plumbing systems and materials required Setting out and installing hot and cold water systems and associated fire protections systems, including fire hydrants, hose reels and sprinkler systems Designing and installing installing sanitary plumbing and water supply systems, discharge pipes and sanitary fixtures Fabricating bore heating systems Installing sewerage and effluent pumping equipment and disposal systems Installing Installing below-ground drainage systems and associated ground support systems Installing gas appliances, flues
drainage, water supply, sewerage reticulation systems, roads, airports, dams, bridges and other structures
alterations to existing buildings Providing information regarding designs, materials and estimated building
alterations to existing buildings Providing information regarding designs, materials and estimated building