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HomeMy WebLinkAboutRANSOM RIDGE Lots 1-A & 1-B Plat# 87-93 S-7853A MUNICIPALITY OF ANCHORAGE DEPARTMENT OF HEALTH & ENVIRONMENTAL PROTECTION Environmental Health Division CASE REVIEW WORKSHEET CASE NUMBER: DATE RECEIVED: COMMENTS DUE BY: S-7853A April 2, 1986 April 25, 1986 SUBDIVISION OR PROJECT TITLE: Lot l-A, 1-B Ransom Ridge Subdivision. ( ) PUBLIC WATER AVAILABLE ( ) PUBLIC SEWER AVAILABLE ( ) COMMUNITY WATER AVAILABLE Municipality of Anchorage MEMORANDUM DATE: ///~/~ ~ TO: ~=~'f¢" FROM: Daniel N. Bolles DHHS / On-site Services  MUNICIPALITY OF ANCHORAGE · DEPARTMENT OF HEALTH & ENVIRONMENTAL PROTECTION Environmental Health Division CASE REVIEW WORKSHEET CASE NUMBER: DATE RECEIVED: COMMENTS DUE BY: S-7853 September 5, 1984 September 21, 1984 SUBDIVISION OR PROJECT TITLE; Lot i-A, 1-~ Ransom Ridge Subdivision ) COMMUN TY WATER AVA LABLE C(~MMENTS: ' CHECKLIST WASTEWATER DISPOSAL SUBPI¥I~ION RE,VIEW Subdivision :ii ~;:~.~ I ~Sing Public Sewer Onsite Sewer le-family Onsite ~. ~I~tests stamped by ineer, signed, dated, identified, etc.; c~*~f,--~/Sufficient soil tests characterize minimum of 50% of subdivision ~ .... in probable absorption fJ ~ld areas; Soil test locations accur~ :ely identified; Pert test data adequate; Groundwater monitored for j~A~'~n June 1 and October ~rate topographic map; 0 days, with last month occurring Sufficient setback Sufficient Sufficient setba~ Sufficient seth Curtain Thorough sit~ Minimum proF Slope <25% in general re: ~n of original and replacement sites; D.E.C. approval of system plans (if applicable); Bedrock outcroppings o: depth to bedrock; Sufficient setback f~ creeks, major drainages, other water bodies; cutbank or bluff; probable private well locations; from community well(s); from curtain drains; and ground water monitoring results shown; (walk-through) completed; lot size meets with DHEP and Zoning criteria; One ori ~lus two replacement sites delineated for each lot, while all separation distances between replacement sites, pro erty lines, water supplies, water bodies, probable building s ructure location, cutbanks, bluffs, etc., and in areas having les than 25% slope; WATER SUPPLY Public Water Community Water Single-family Wells D.E.C. approval of community water supply; Known water supply problems in the area; Water rights applied for from DNR for community wells; Meets all separation distances; Sources of contamination identified (dumps, chemical storage sites, etc.; Adequate water supply and acceptable water quality; Review conducted by KB5/ej/D18 ~ ,' Date PERFORMED FOR: LEGAL DESCRIPTION: 1 2 3 5 6 7 8 9 MUNICIPALITY OF ANCHORAGE DEPARTMENT OF HEALTH AND ENVIRONMENTAL PROTECTION 825 L. Street, Anchorage, Alaska 99501 264-4720 SOILS LOG - PERCOLATION TEST OILS LOG "ERCOLAT,ON TEST SLOPE "~ITE PLAN 10 11 12 13 14 15 16 17 18. 19 2O WAS GROUND WATER ENCOUNTERED? tF YES, AT WHAT DEPTH? Reading Date Gross Net Depth to Net Time Time Water Drop ,MUNICIP, kLITY OF ANCH DRAQE DEIT. OF HEALTH ' ' ' I=NVI~f,,.)f IMblNIAL PKUI b JIlOl',l ,, RECEIV D PERCOLATION RATE (minutes/inch) · TEST RUN BETWEEN ' ' ,. FT AND __ FT 72-008 16/70} ALASKA eFIUIROFImEFITAL COFITROL $1~RUICEB, Il'lC. I~a ,eermq 8 ~nuiromeml ~tudies J i.% ~ !1 S.'. i. Ap. dm.vase, Ak 9951.6 Re: Ransom R...d~e Sul3dlvJs:hm, Block DesP M-, W~ wa~ dPy t:o 8 feet beJow gPollllt~ _eve] ''' -~v to 8 ~ ~' l)elow ground ievel. 995u3 * (90z) 561-5040 ALASKA ENVIRONMENTAL CONTROL SERVICES, INC. 1200 West 33rd Avenue Suite B ANCHORAGE. ALASKA 99503 Phone 561-5040 CALCULATED BY t'~) DATE CHECKED BY DATE SCALE # Pre.mol by Professional Land Surveyor, 8oale.: / '/: /~0 / Fiekmook: ~5'- g ALASKA ENVIRONMENTAL CONTROL SERVICES~ INC. 1200 West 33rd Avenue Suite B ANCHORAGE, ALASKA ~9503 Phone 561-5040 SHEET NO, r CALCULATED BY CHECKED BY OF '-7 DATE- ! - 825 "L" Street, Anchorage, Alaska 99502-0650 SOILS,LOG -- PERCOLATION TEST LEGAL DESCRIPTION: 7- 8- 9- 11- 12- 15- 16- 17 18 WAS GROUND WATER ENCOUNTERED? IF YES, ATWHAT fleedin~ Date Gross Net DOPm to Net Time Time Water Drop PERCOLATION RATE ]_,-~-_~ {m~nutes/inch) PERC HOLE DIAMETER G ~'' PERFORMED BY: ~C ~ ~ C I ~ ~ CERTIFY T~at t~s TEsT WAS PERFORMED IN ACCORDANCE WITH ALL STATE AND MUNICIPAL GUIDEUNES IN EFFEC~ ON THIS DATE. DATE: _ ALASKA ENVIRONMENTAL CONTROL SERVICES, INC. 1200 West 33rd Avenue Suite B ANCHORAGE, ALASKA 99503 Phone 561-5040 SHEET NO. ~ CALCULATED BY CHECKED BY- OF ! OATE OATE SCALE CONTROL SERVICES, INC. 1200 West 33rd Avenue Suite B ANCHORAGE, ALASKA 99503 Phone 561-5040 SHEET NO ~ OF "~ CHECKED BY DATE SCALE , CU~?AIN.Dt~AIN_ ~ ~ OUTFAL£ D£7~AIL. 'i ~ ':'"i~:'~'~'~'~v~ .... ~ ,, .................... . ...... . ...... +---Ti- .... ,f ~ PEt~F PVC ! ~ ..~ : ,, ../ PO£Y£THYLEiV~- PIPE · ALASKA I rlUIROrlmt nTAL COrlTROL SI RUICi S. IrlC. J~nqin¢¢~in§ J~ J~nui~onmenlaJ Sludi~s LEGAL: RANSOM RIDGE SUBDIVISION - LOT lA 1.0 CURTAIN DRAIN !.10 IF AN THAT INVOLVE. 1.1 THE CURTAIN DRAIN DETAIL SHEETS SHALL BE CONSIDERED PART OF THIS SPECIFICATION. 1.2 THE CURTAIN DRAIN, DRAIN PIPE, AND OUT FALL PIPE SHALL BE INSTALLED AT A GRADE OF NOT LESS THAN 0.45%. I .3 THE CURTAIN DRAIN SHALL BE HANDLED ACCORDING TO MANUFACTURER' S INSTRUCTIONS. 1.4 THE PIPE BETWEEN THE CURTAIN DRAIN AND THE OUTFALL PIPE SHALL CONSIST OF SOLID PVC OR PE PIPE. 1.5 THERE MUST BE A SEPARATION DISTANCE OF AT LEAST ~0 FEET BETWEEN THE SEPTIC SYSTEM AND THE CURTAIN DRAIN. 1.6 BACKFILL ~ COMPACT AS SOON AS POSSIBLE AS INSTALLATION pROCEEDS. EXTEND THE FILL MATERIAL TO A MINIMUM OF 6" ABOVE THE CURTAIN DRAIN. 1.7 THE CURTAIN DRAIN OUTFALL STRUCTURE SHALL NOT BE DIRECTLY EXPOSED TO THE ATMOSPHERE, BUT SHOULD BE INSULATED'WiTH LARGE ROCgS COVERING IT. 1.8 THE BOARD INSULATrON (OR EQUAL) TOP OF THE OUTFALL PIPE. THE INSU IT WIDE AND EXTEND TO WITHIN THE PIPE. THIS OUTFALL PIPE SHALL ~-FEET OF PERFORATED PVC OR PE PIPE. i .9 IT IS ~ITY OF THE INSTALLER TO ADHERE TO MAINTAIN THE AND HAVE THE £ INSPECTED BY AN AECS RESPONSIBLE FOR THE DESIGN. CONSULTED PRIOR TO NUMBER OF INSPECTIONS 'WHAT THESE INSPECTIONS WILL 7 1200 J. JJcsl 33rd Auenu¢. Suite Be Ancbraq¢. /~lasb 99503.(907) 561-50z10 II t 165415 16601 16701 2 16741 / E. 164 AVE. 16435 2 16501 16410 7 1672l 1674l 16730 16420 16461 16460 8 16800 1670 0 7 5Z4(~ 16811 16801 "17100 DAVIS 530O /o 17135 / '147 II 1684l 16900 E. 172 AVE. 1690O $ '276 GR. 3337 ference Map--P15 281 ~,-- 286 282 COPYRIGHT 1985 JMR I 81..2 ?~) ) I'1-2~- 61 ,'2