(1) If it appears to the Board that any group or block of premises may be drained more economically or advantageously in combination than separately and a Board sewer of sufficient size already exists or is, about to be constructed within thirty-five meters of any part of that group or block of premises, the Board may cause that group or block of premises to be drained by a combined operation.
(2) The expenses incurred in carrying out any work under sub-section (1) in respect of any group or block of premises shall be paid by the owners of such premises in such proportion as the Board may determine and shall be recoverable from them as an arrear of water rate payable under this Act.
(3) Not less than fifteen days before any such work is commenced, the Board shall give to each such owner,- Power to drain group or block of premises by combined operations.
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(a) a written notice of the nature of the proposed work; and
(b) an estimate of the expenses to be incurred in respect thereof and of the proportion of such expenses payable by him.
(4) The Board may require the owners of such group or block of premises to maintain the work executed under this section.
62. Where a sewer connecting any premises with a Board sewer is sufficient for the effectual drainage of such premises and is otherwise unobjectionable but is not, in the opinion of the Board adopted to the general system of sewerage in the Hyderabad Metropolitan area it may, by written notice addressed to the owner or occupier of the premises direct,-
(a) that such sewer be closed, discontinued or destroyed and that any work necessary for that purpose be done; or
(b) that such sewer shall, from such date as may be specified in the notice, be used for filth and polluted water only or for rain water and unpolluted sub-soil water only:
Provided that-
(i) no sewer may be closed, discontinued or destroyed by the Board under clause (a) except on condition of its providing another drain equally effectual for the drainage of the premises except rain water and communicating with any Board sewer which it thinks fit; and Power of Board to close or limit the use of private sewerage in certain cases.
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(ii) the expenses of the construction of any drain so provided by the Board and of any work done under clause
(a) shall be borne by the Board.
63. Where the Board of either on receipt of an application from the owner of any premises or otherwise, is of the opinion that the only technically feasible alternative means of effectual drainage of the premises into a Board Sewer is through a drain belonging to a another person, the Board may by notice in writing require the owner of such drain to show cause within a period specified in the notice as to why an order under this section should not be made.
(2) Where no cause is shown within the specified period or the cause shown appears to the Board to be invalid or insufficient, the Board may, by order in writing, either authorise the owner of the premises to use the drain or declare him to be a joint owner thereof.
(3) An order made under sub-section (2) may contain direction as to:-
(a) the payment of rent or compensation by the owner of the premises;
(b) the construction of a drain for the premises for the purpose of connecting it with the aforesaid drain;
(c) the entry upon the land in which the aforesaid drain is situated with assistants and workmen at all reasonable hours for inspection;
(d) the respective responsibilities of the parties for maintaining, repairing, flushing, cleaning and emptying the aforesaid drain.
Use of sewer by a person other than the owner.
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64. Whenever it is provided, in this chapter that steps shall or may be taken for the effectual drainage of any premises, it shall be competent to the Board, to require that there shall be one drain for filth and polluted water and an entirely distinct drain for rain water and unpolluted sub-soil water or both rain water, unpolluted sub-soil water each emptying into separate Board sewer or Corporation drain or other suitable places.
65. The Board may cause any or all the Board sewers to empty into, and all sewage to be disposed of at such place or places either within or outside Hyderabad Metropolitan area or in any place in the State as it considers suitable:
Provided that no place, which has not been before the commencement of this chapter used for any of the purpose specified in this section shall, after such commencement, be used therefor without the approval of the Board:
Provided further that on and after such date as may be appointed by the Board in this behalf, no sewage shall be discharged into any water-course until it has been treated in such manner as may be prescribed in the bye-laws made in this behalf.
66. No person or any local authority as the case may be, shall for any purpose whatsoever, at any time make or cause to be made any connection or communication with the sewerage or sewage treatment works referred to in section 53 except with the written permission of the Board or an officer authorised by it in this behalf and subject to such terms and conditions as may be prescribed therefor.