(a) Operators of mines which have experienced a rock burst shall—

1. (1) Within twenty four hours report to the nearest MSHA office each rock burst which:

   1. (i) Causes persons to be withdrawn;
   2. (ii) Impairs ventilation;
   3. (iii) Impedes passage; or
   4. (iv) Disrupts mining activity for more than one hour.
2. (2) Develop and implement a rock burst control plan within 90 days after a rock burst has been experienced.

(b) The plan shall include—

1. (1) Mining and operating procedures designed to reduce the occurrence of rock bursts;
2. (2) Monitoring procedures where detection methods are used; and
3. (3) Other measures to minimize exposure of persons to areas which are prone to rock bursts.