(a) A record of the detonation of each explosive device shall be kept by the contractor or blaster, upon forms furnished by the City. A copy of such record shall be filed with the Director of Public Safety. The forms shall include the following information:
(1) The name of the company;
(2) The blast location;
(3) The date and time of the blast;
(4) The number of holes, diameter of holes, depth of holes, spacings and burdens, delay intervals, total weight of explosives and maximum weight of explosives fired per day;
(5) The distance and direction to the nearest structure, except high- tension lines, supporting towers and appurtenances;
(6) The name and signature of the firm or individual conducting the blasting; and
(7) The weather conditions.
(b) Such log shall be filed with the Director or seismologist within twenty-four hours after each blasting event or prior to the next detonation of an explosive device, if it occurs prior to the expiration of twenty-four hours.
(Ord. 1988-29. Passed 9-12-88.)