(1)The owner, agent or manager of a mine shall ensure that the following control equipment for the drilling mud system are installed and kept in use during drilling operations, namely:-(a)a pit level indicator registering increase or reduction in the drilling mud volume and a visual and audio warning device near the driller's stand;(b)a device to accurately measure the volume of mud required to keep the well filled at all times;(c)a gas detector or explosimeter at the primary shale shaker and connected to audible or visual alarm near the driller's stand;(d)a device to ensure filling of well with mud when the string is being pulled out; and(e)a control device near the driller's stand to stop the mud pump when the well kicks.
