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1. Hole must be backfilled with as <br />many cuttings as possible. All <br />remaining cuttings must be <br />dispersed evenly over the <br />surrounding surface. <br />2. Hole must be blocked to a depth of <br />five (5) ft. below collar with a <br />short hole plug. If water is <br />encountered in the drill hole, a <br />concrete plug must be set <br />below ground three (3) ft. The <br />upper three (3) ft. of the hole is <br />then filled with cuttings and soil. <br />3.All water bearing zones will be <br />concreted or sealed with a <br />bentonite gel plug if a well is <br />not developed. If coal seams are <br />encountered, they must be sealed <br />in the same manner. <br />4. All sump holes used during <br />drilling must be drained and <br />backfilled. <br />5.The site around the hole must be <br />cleaned up and surplus cuttings <br />leveled. Seeding disturbed areas <br />may be required. <br />Item A <br />ABANDONMENT OF SHALLOW DRILL HOLES <br />NORTHERN ROCKY MOUNTAIN REGION