(1)The safe practice for work-over operations, well stimulation operations and blowout prevention equipment systems for drilling wells shall be in accordance with the Oil Industry Safety Directorate Guidelines, that is, OISD-GDN-182 and Oil Industry Safety Directorate Recommended Practices, that is, OISD-RP- 174 or their revised versions.(2)In well control equipment and operations, the manager of the mine shall ensure that--(a)well control fluid and equipment are available and installed and used as required;(b)well is full of well fluid of adequate specific gravity to overbalance the bottom hole pressure;(c)during tripping operation, closely watch to notice any sign of kick in the well and annulus is kept full;(d)full opening safety valve with connection for circulation and operating key are readily available and kept in open position on the derrick floor;(e)blow out preventer and related equipment like choke and kill manifold, control panel and accumulator are available, maintained and tested regularly;(f)blow out preventer equipment is function-tested and pressure-tested when installed and also at the appropriate time during operations to determine that the blow out preventer functions properly;(g)instructions of the blow out preventer operating manual of the manufacturer are complied with;(h)all connections, valves, fittings, piping, and other equipment have a minimum working pressure equal to the rated working pressure of the blow out preventer;(i)bolts, nuts and fittings of correct size are used and tightened to the recommended torque; and all connections are pressure-tested before resuming operation;(j)all manually operated valves are equipped with hand wheels, and always kept ready for use; and(k)pit drills are carried out regularly.
