Power of entry, survey etc

(1) Any officer or staff of the Department authorised by it in that behalf, may, with or without assistants or workmen, enter into or open any premises in order- (a) to make any inspection, survey, measurement, valuation or inquiry; (b) to take levels; (c) to dig or bore into the sub-soil; (d) to set out the boundaries and the intended line of work; (e) to make such levels, boundaries and lines by placing marks and cutting trenches; or (f) to do any other thing necessary for the purpose of this Act or any rules made thereunder: (2) Provided that, in exercising the powers under this sub-section, the owner or the occupier of the premises has been given written notice atleast three days before such entry. (3) When any person is entitled to enter into or upon any premises in exercise of the powers under sub-section (1), he may also enter in similar manner into or upon any adjoining premises for any work authorised by or under this Act or for the purpose of depositing therein, any soil, grind stone or other materials or for obtaining access to such work or for any other purpose connected with the execution of the same. (4) (a) It shall be lawful for any authorised officer or staff to make any entry into any place or cause to be opened any door, gate or other barrier- if he considers the opening thereof necessary for the purpose of such entry; (b) and if the owner or occupier is absent or on being present refuses to open such door, gate or barrier.