Laserfiche WebLink
MAILING ADDRESS: P.O. BOX 440 RAPID CITY, SD 57709-0440 PH.608-842-7224 <br />PHYSICAL ADDRESS: 3401 UNIVERSAL DR. RAPID CITY, SD 57702 FX. 605-342$979 <br />I~ u V <br />& Sons, lnc. <br />'PETE LIEN 8c SONS •BIRDSALL SAND & GRAVEL 'COLORADO LIEN CO. <br />'DAKOTA BLOCK CO. 'DAKOTA STEEL & SUPPLY 'TRANS COLORADO CONCRETE <br />PETER C. LIEN BRUCE H. LIEN <br />1896-1969 FOUNDER FouNDm <br />CHARLES H. LIEN PETER C. LIEN <br />FWNDER Pfi61DENr <br />CwURmwN <br />FiECEIVE® <br />SEP 2 ~ 2004 <br />Division c'. friiller6ls & BeetC„~ <br />September 15, 2004 <br />Ms. Erica Crosby <br />CO Division of Minerals and Geology _ _ __ _ <br />1313 Sherman Street, Room 215 <br />Denver, CO 80203 <br />RE: Technical Revision for Roberts Quarry, Permit 77-301; TR-04; Adequacy Letter #2 <br />Dear Ms. Crosby, <br />This letter is in response to your request for information regarding our technical revision to the <br />Roberts Quarry, and the questions you raised in Adequacy Letter # 2. <br />The final graded slopes in the area of Stockpile D will be graded at a 3:1 slope. <br />Also at this time I am requesting a 1 week extension until September 22, 2004 to review the <br />revised bond calculations. <br />Please let me know if you have any additional questions. <br />Sincerely, <br />S~ <br />Scott Landguth <br />VP/Environmental <br />Colorado Lien Co., a division of Pete Lien & Sons, Inc. <br />