MINING FROM A OUTLETS

 No person shall be employed or be permitted to enter or remain for purposes of employment,in any Working below ground unless the working is provided with at least two shafts,incline or other outlets to the surface.with which every seam or section for the time being at work has a communication so as to afford separate means of ingress and egress to the persons employed therin; which do not have their surface opening in the same bulding and which are under the sole control of the manager:                                                                            Provided that the chief inspector may by an order in writing and subject to such conditions as he may specify therein,permit the employment below ground if person even in a case where the two shaft,inclines or outlet are not under the control of the same manger.                                 Suitable arrangements shall be made for person to descend and ascend by each of such shafts, inclines or outlets and where the shaft is more than 30meters in depth,such arrangements shall by mechanical means.Every mechanical equipment used for the purpose shall be so installed and maintained as to be constantly available for use.In case of a doubt as to whether any such arrangements is suitable or not,it shall be referred to the chief inspector for decision and where in any shaft ladders are used as a means of ingress or egress of person employed in a mine every such ladder shall be of strong construction.be securely fixed in the shaft at an inclination of not more than 80degress from the horizontal,be made continuos of without perceptible over.                                        Such shafts incline or outlets shall not be less than 13.5meters distant from one another at any point and each shall be connected with the other by means of a walkable passage,not less than 1.8meters high and 1.5meters wide through the working below ground that are being served by such shafts,inclines or outlets.

Mining Engineering

Comments

Post a Comment

Mining Engineering

First-aid station

Image
First-aid  station is a place fixed by the manger for rendering first-aid to person injured.Every first-aid station is provided with equipment as prescribed in the Third schedule of mines Rules namely: a stretcher and two blanket,Sets of splints(1.4m,0.9m,0.3m,)and sufficient tringular bandages.First-aid boxes(or cupboards),one per150 person,containin sufficient supply of large and small dressings and burn dressings,sufficient supply of sterilised cotton and adhesive plaster,roller bandages,Dettol or other antiseptic solution,a tourniquet,scissors and safety pins,soap.                                                  First aid station shall be provided at the following places On surface:-                     At pit top/incline mouth.In workshop,screening plant and    ...
Read more

Audio visual alarm

Image
  When a truck or dumper backs up a person standing behind the vehicle may get crushed.To alert such a person truck/dumpers are provided with audio visual alarm.As soon as the vechile is put in reverse gear, a special horn starts blowing and the backlight flashes.It is a statutory requirements that truck,dumper or loader shall not be run unless the audio visual alarm is working.
Read more

MINE WORKING

Image
  Opencast working--In open cast working,the following precautions shall be observed,namely:                                          In alluvial soil,morum,gravel,clay,debris or other similar ground-;*the side shall be sloped at an angle of sefty not exceeding 45degree from the horizontal or such other angle as the regional inspector may permit by an order in writing are subject to such conditions as he may specify therein;or the side shall be kept benched and the hight of any bench shall not exceed 1.5meter and the breadth thereof shall not be less than the height:।       Provide that the regional inspector may,be an order in writing and subject to such conditions as he may specify therein, exempt form the operation of his clause any working in the case of which special difficult exist,which in his opinion make compily with the provisions their ...
Read more