Metalliferous Mines Regulations, 1961 - Directorate General of ...

CHAPTER-VI : Plans and Sections
60. General requirements about mine plans and sections – (1) Every plan or section
prepared or submitted in accordance with the provisions of the regulations shall –
(a) show the name of the mine and of the owner, and the purpose for which the plan is prepared;
(b) show the true north, or the magnetic merid ian and the date of the latter;
(c) show a scale of the plan at least 25 centimeters long and suitably subdivided;
(d) unless otherwise provided, be on a scale having a representative factor of
(i)200 : 1, in case of mica mines and other mines having small scale workings below ground;
(ii) 2,000 : 1, in case of mines having large open cast workings and also in case of surface plans of
large leasehold areas ; and
(iii) 1,000 : 1, in other cases.
Provided that the Chief Inspector may, by an order in writing and subject to such conditions as he may
specify therein, permit or required the plans to be prepared on any other suitable scale; and
(e) be properly inked in or durable paper or on tracing cloth, and be kept in good condition.
(2) The conventions shown in the Second Schedule shall be used in preparing all plans and sections
required by the regulations.
(3) The plans and sections shall be accurate within such limits or error as the Chief Inspector may specify
by a general or special order.
(4) The plans and sections required under these regulations shall be maintained up-to- date within three
months except in case of open-cast workings in respect of which it shall suffice if the plans are
maintained up-to-date within 12 months :
Provided that where any mine or part is proposed to be abandoned or the working thereof to be
discontinued or rendered inaccessible, the plan and section shall be brought up-to-date before such
abandonment or at the time of discontinuance; as the case may be, unless such abandonment or
discontinuance has been caused by circumstances beyond the control of the owner, agent or manager, in
which case the fact that the plan or section is not up-to-date shall be recorded on it.
(5)Plans and sections required to be maintained under the regulations shall be kept available for inspection
in the office at the mine, and shall not be removed therefrom except by or with the approval in writing of
the Regional Inspector, unless a true copy thereof has been kept therein.
61. Types of plans and sections – (1) The owner, agent or manager of every mine shall keep the following
plans and sections :
(a) A surface plan showing every surface feature within the boundaries, such as telephone, telegraph or
power transmission line, watermain, tram-line, railway, road, river, watercourse, reservoir, tank, bore -
hole, shaft and incline opening, opencast working, subsidence and building on the surface.
(b) An underground plan showing :
(i) the position of the workings of the mine belowground;
(ii) every bore-hole and shaft (with depth),drive cross cut, winze, rise, excavation (stopped ground)
and every tunnel and air passage connected therewith;