Provide conduits that pass inspections and tests required by the appropriate Service Authority.
Materials
Electricity conduit: Supply conduit to comply with the “Heavy Duty” requirements of AS 2053. Also refer to Energex publication titled Underground Distribution Construction.
Gas conduit: Supply conduit to comply with AS 4130.
Water conduit: Supply conduit to comply with AS 1477.
Telecommunications conduit: Supply white uPVC conduit to comply with AS 1477. Class PN 9 shall be used for 80 mm and 100 mm diameter, and class PN 12 for 65 mm and smaller diameters.
Installation
UPVC pipe systems: Conform to the installation requirements of AS 2032 except where specified herein.
Polyethylene pipe systems: Conform to the installation requirements of AS 2033 except where specified herein.
Bedding material: Bedding sand consisting of clean sharp washed river sand or 5 - 7 mm nominal size screenings (recycled concrete or clean crushed rock) free of salt, clay or organic contaminants. Comply with Table 6.1 for grading requirements. If the relevant Service Authority requires a different form of bedding material, provide that bedding material.
Dostları ilə paylaş: | 
