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a <br />9 <br />N � <br />L\ O <br />/ N a <br />m <br />m <br />O � <br />Lu V o <br />CD <br />c <br />0 <br />LORENCITO COAL COMPANY <br />POND 006A TOPOGRAPHY <br />COUNTY OF LAS ANIMAS, <br />STATE OF COLORADO. <br />i <br />AS BUILT CERTIFICATION <br />GRAPHIC SCALE <br />0 25 50 ,00 <br />( IN FEET ) <br />I inch = 50 ft. <br />VOLUME = 4.9 ACRE FEET <br />200 <br />SEDIMENT POND NUMBER 006A DESIGN PLANS FOR SEDIMENT POND NUMBER <br />006A HAVE BEEN REVIEWED BY RONALD THOMPSON, A MINE ENGINEER <br />EXPERIENCED IN SEDIMENT CONTROL DESIGN AND CONSTRUCTION AND M.S.H.A. <br />CERTIFIED IMPOUNDMENT INSPECTOR, AND CHARLES McGLOTHIN, A REGISTERED <br />PROFESSIONAL ENGINEER IN THE STATE OF COLORADO, MR. THOMPSON <br />MONITORED ALL PHASES OF CONSTRUCTION ON A DAILY BASIS UNDER THE <br />DIRECTION OF MR. McGLOTHIN WHO WAS ALSO PRESENT DURING VARIOUS <br />PHASES OF CONSTRUCTION. <br />I HEREBY CERTIFY THAT POND 006A WAS CONSTRUCTED IN ACCORDANCE WITH <br />PLANS, FIELD MODIFICATIONS HAVE NOT ADVERSELY IMPACTED CRITICAL DESIGN <br />CRITERIA FOR POND VOLUME, AND EMBANKMENT AND EMERGENCY SPILLWAY <br />DIMENSION. PRIMARY SPILLWAY CONSTRUCTION CONFORMS TO THE ORIGINAL <br />PLAN DIMENSIONS DESIGNED AND CERTIFIED BY MIKE KOLIN, REGISTERED <br />PROFESSIONAL ENGINEER. <br />plp�� � ��jV "MOM <br />i <br />SURVEYOR'S CERTIFICATE <br />THE UNDERSIGNED REGISTERED PROFESSIONAL LAND SURVEYOR <br />CERTIFIES THAT THE SURVEY REPRESENTED BY THIS PLAT WAS <br />SURVEYED UNDER HIS SUPERVISION AND DIRECTION AND IS <br />CORRECT TO THE BEST OF HIS KNOWLEDGE AND BELIEF. <br />a, <br />`�.�:' �V 1. TE'••, fq 5 <br />i x-23 —°iE <br />GARY L. TERRY <br />6995 <br />om <br />5985 <br />697`. <br />697( <br />no <br />695 <br />DATUM 6L6 <br />6950.00 0 +00 <br />PROFILE <br />V <br />0 +50 1 +00 I +Su Z +uu zl. JrVV <br />7' <br />PIPE <br />6971.0' <br />SPI W <br />WAY E <br />ELEVATION 6 <br />618 <br />T O <br />OF P <br />PILL PI FE E <br />ELEV. = <br />= 698 . <br />.7 ' <br />2g. ) <br />KLEVAI S <br />SPILIl <br />ON = <br />5 <br />5 <br />0 +50 1 +00 I +Su Z +uu zl. JrVV <br />7' <br />PIPE <br />6971.0' <br />