URBAN COUNCILS ACT Chapter 29:15 (3) The prohibition or regulation of the construction of septic or conserving tanks, including provision for the conditions and specifications to which such tanks shall conform. (4) The regulation of the construction and maintenance of private sewers and combined private sewers. (5) The regulation of the nature and construction of sanitary fittings. Water supplies 38. (1) Ensuring the provision of suitable and adequate supplies of water. (2) The regulation of the nature and construction of water fittings, including, without derogation from the generality of the foregoing— (a) specifying the size, nature, materials and strength and the mode of arrangement, connection, disconnection, alteration and repair of water fittings to be used; (b) the stamping of water fittings to be used; (c) prohibiting the use of water fittings which are not duly stamped or which are of such a nature or so arranged or connected as to cause or permit, or to be likely to cause or permit, waste, undue consumption, misuse, erroneous measurement or contamination of water or reverberation of pipes; (d) the testing and inspecting of water fittings. (3) The manner in which, the persons by whom, and the places where, water connections may be made and the testing and inspecting of water connections. Materials and construction 39. (1) The regulation of the excavation of land prior to the construction of buildings and the erection of supports and earthworks for the stability of buildings and the convenient disposal of rain-water from a site. (2) The determination and regulation of the nature of the materials used in the construction of foundations, floors, walls, stairs, windows, doors, roofs, guttering, down-pipes, chimneys, drains and every other part of buildings. (3) The determination and regulation of the design and structure of buildings so as to ensure that proper regard is paid to loads, stresses, forces, structural calculations and other considerations relevant to the stability and durability of buildings. Conduct of building operations 40. (1) Regulating encroachments on, over or under, and interference with, roads, sidewalks or public places during building operations. (2) Requiring and regulating the erection and use of builders’ sheds and temporary toilets for persons engaged on the construction of buildings. (3) Regulating, minimizing and limiting disturbances caused by noisy, dirty or offensive operations. (4) Requiring the clearing up or removal of rubble, materials and refuse so that building sites are left in a clean and tidy condition and, on the failure or any person to do any act to comply with his duty in that regard, empowering the council to do the act at his expense. Inspections, samples and tests 41. (1) The inspection and testing of materials used for the construction of buildings and of work performed or being performed in the construction of buildings. (2) Ensuring that the approved plans, specifications and structural calculations are adhered to. (3) The taking and removal of samples of materials. (4) The allocation of costs of inspections and tests. Temporary structures 42. (1) Determining buildings and classes of buildings which shall be subject to prohibition and control as temporary structures and regulating the construction and retention of temporary structures. (2) Requiring the demolition and removal of temporary structures that— (a) are constructed without permission; or 147