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, .. <br /> <br />III,Control of Mining Activities <br />® A, Vehicle traffic on unpaved surfaces <br />* ® 1. Restrict traffic to establfshed roads where practicable. Not practical <br />on active working areas of refuse pile itself. <br />* ® 2, Restrict vehicle speed to 20 m.p.h, maximum (30 m.p.h. highest <br />acceptable speed) How enforced unpaved portion of road not <br />suitable for speeds greater than 20 mph due to curves, grades, etc- <br />3. Other (explain) <br />4, No controls. <br />B. .Blasting <br />* ^ 1. <br />2. <br />Q 3. <br />4, <br />Not Applicable <br />Sequential blasting (exp <br />Stemming <br />Other (explain) <br />No controls. <br />® C. Disturbed Areas <br />* [~1. Minimize area of disturbance (explain) See I.E. above and I.H. above <br />* ©2, Revegetation with: See I.F. Above <br />© 3. Mulch <br />~4. Chemical stabilizers <br />~]5. Maintain 7-10 S surface moisture content (specify percentage) on unpaved <br />roadways when in use and active working areas of pile when in use. <br />~6. Other (explain) <br />^ 7. No control. <br />IV, Control of Unpaved Haul Roads <br />.*©A <br />*©B <br />Vehicle speeds limited to 29_m.p.h. maximum (30 m.p.h. highest <br />acceptable speed) How enforced See III. 2. above <br />Watering <br />© 1. Typical watering frequency 1-2 times/day, or XXX <br />gallons/mile, or as necessary <br />© 2. Maintain 7-1(9. soil moisture content (specify percentages) <br />Page 4 <br />