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Ru/e 2: Permits • LCC or LCC's licensed and certified blasting contractor will record each blast, including seismograph reports (as required). These records will be retained for at least 3 years and will be available for inspection by the Division and by the public on request. The record shall contain the following data: (1) Name of the operator conducting the blast; (2) Location, date, and time of blast; (3) Name, signature, and license number of blaster-in-chazge and name and signature of one other person present at the firing of the blast; (4) Identification, direction and distance, in feet, from the nearest blast hole to the nearest dwelling, school, church, or community or institutional building either: (a) Not located in the permit area; or (b) Not owned nor ]eased by the person who conducts the surface coal mining operations. (5) Weather conditions, including temperature, wind direction, and approximate velocity; (6} Type of material blasted; (7) Sketches of the blast pattern including number of holes, burden, spacing, and delay pattern; (8) Sketches will show decking, if holes are decked to achieve different delay times within a hole; (9) Diameter and depth of holes; (10) Types of explosives used; (11) Total weight of explosives used per hole and maximum weight of explosives used per 8- millisecond period; (12) Initiation system; (13) Type and length of stemming; (14) Mats or other protections used; (15) Type of delay detonator and delay periods used; (16) Number of persons in the blasting crew; and (17) Seismographic and airblast records, where required, including: (a) Type of instrument, sensitivity, and certifications of annual calibration; (b) Exact location of instrument and the date, time and its distance from the blast; (c) Name of the person and firm taking the reading; (d) Name of the person and firm analyzing the seismographic record; (e) The vibration and/or airblast level recorded. (18) Reasons and conditions for each unscheduled blast. At least 30 days before initiation of blasting, LCC will provide written notification to Mr. Dickie Hill and Colorado Interstate Gas, the owner and operator of the 10-inch natural gas pipeline along the northern portion of the permit boundazy. The notification will explain the procedure to request apre-blasting survey if the owner so requests. LCC will give individually distinguishable warning and all-clear signals which will be audible within 0.50 miles from the point of the blast. The pre-blast warning signals will be three reports, each five seconds in length and will begin one to two minutes before each blast. The all-clear signal, sounded after each blast, will be report of five seconds in length. Pa6e 2.05-37 and 37a and 38 Rule 2 Permits (1u1.09 02).doc 2.~5-37 (ReVlSed 1 ~~22~02) 77t 9