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Request for DeterminationrTOP OF FOUNDATION EL. 99.74 FINISH GRADE AT FOUNDATION EL. 98.5 PROVIDE PRECAST CONCRETE RISER WITH SECURED CONCRETE COVER TO GRADE FINISH GRADE OVER TANK EL.98.5 �-77- 2-20" DIAM. ACCESS PORTS - - � 9„MIN. _ 6" - FLOW LINE Q 13" 3^ _ } 97-.49 = 14 97, 25 _ - EXISTING 1,500 GALLON SEPTIC TANK 48,. 10' MIN. TO BE INSPECTED BY THE CONTRACTOR - ZABEL - FOR STRUCTURAL INTEGRITY AND WATER OUTLET - TIGHTNESS. IF FOUND TO BE UNSUITABLE I GAS - FILTER A NEW 1500 GALLON SEPTIC TANK SHALL BAFFLE BE INSTALLED PER TITLE 5. _ TO BE SET ON 6" OF CRUSHED STONE PLACED ON A COMPACTED LEVEL BASE SEPTIC TANK PROFILE FLOOD ZONE A9 (EL .13) NEAREST BENCH MARK WAS ON PLUMMER MEMORIAL BRIDGE WHICH NO LONGER EXISTS, ENTIRE SITE IS WITHIN FLOOD ZONE A9. N.T.S. `" DIA.. OUTLETS) REMOVEABLE COVER FINISH GRADE OVER DIST-BOX EL..98± �— FINISH GRADE OVER LEACHING AREA EL. 97.5 \ GRADE TO SLOPE AWAY I � - - - - - - - PROVIDE WATERTIGHT AAIAI .'�" !lE 1 /G 1 /'1 O B E IA/ C C �21j - A.,HED TO - 4,. PVC IN FRi?M - � JOINTS (T��p) SVIII V. � .�, , / � , / � C����L_ �, 96.5 CAP END OF SEPTIC TANK = ---- - 4" F'V; UUT TO _ ALL PIPES % LEACHING FACILITY , 4" PERFORATED SCH40 PVC 5=0.005 MIN.o Q 96.32 - 2" 6" - - o. 15 u - - - - - - - - 96.0 u �(r F\k�_ 50 CIA WASHED I / 2" DOIUBI F o`HED STONE o 0. O an 5U ,TIT DIST IflllT1UDIN'flf,V`��������J. O - J VVILLI UIJ IRIpV11VIV BV/� - I TO BE SET ON 6 OF CRUSHED STONE 95.5 PLACED ON A COMPACTED LEVEL BASE 5' MIN. 5 LATERALS © 4' FIRST 2' OF OUTLET PIPES TO BE 20' ---1 _ 30' p LAID LEVEL AS PER .TITLE V. ?0 WHIN. OFFSET FROM GROUND WATER FOUNDATION EL. 90.5 MARSH ELEV. DISTRIBUT.ION BOX DETAIL LEAkn FILL D l PROFILE END VIEW N.T.S. N.T.S. N.T.S. BALES TO BUTT TOGETHER 2. x2..x3. STAGGER ROWS POST STAKES FOR HAYBALE EACH BALE ❑ U ❑ ❑ EMBED 3'"-4" / - TO WETLAND) it \ \ TO WETLANDS LJ ❑ LOCUS II II ❑ ❑ / ❑ ILIl'II'Il"1LIl: iI�TIEIh ❑ / Li U — — ---^� �\HAYBALES DETAIL / NOT TO SCALE i/ / \\ LITTLE RIVER (MARSH) REQUEST FOR DETERMINATION REQUIRED NOTE REOUEST FOR DETERMINATION FILIING IS REQUIRED FOR THIS 1 \ / PROJECT. NO WORK IS TO BE DONE WITHIN THE BUFFER ZONE 4� 11 92 - \ UNTIL THE DARTMOUTH CONSERVATION COMMISSION HAS ACTED ON 11 \ \ \ \ Q THE FILING. HAYBALES AND SILTFENCE EROSION BARRIER SHALL BE INSTALLED PRIOR TO ANY WORK WITHIN THE BUFFER ZONE. A / 1 cv o HAY ALE EROSION \` EXISTING 'n _ Q�BARRIER DWELLING T� �• • o 4 BEDROOM SIT BENCH MARK: • • . � . EL. 98.52 EX.1500 GAL, ' •� / SEPTIC TANK I • , o vow \ SHED. 0 \ N, / \ 0 GARAGE I \ 0 SHE �. c 6 o 96 - I I ,94' ! CONTRACTOR'S NOTES: 1. CONTRACTOR IS TO VERIFY EXISTING INVERTS PRIOR TO EXCAVATION OF LEACH FIELD. 2. CONTRACTOR IS TO REMOVE EXISTING LEACH FIELD IN ITS ENTIRETY WITH ALL CONTAMINATED SOILS WITHIN LIMITS OF EXCAVATION. \ WETLAND \11 FLAK \ ,,LIMITS OF EXCAVATION - - (SEE NOTE 5 & TP DATA) 40 MIL FABRIC ON WATERLINE LQ�A SIDE TO A MIN. DEPTH OF 48" L A I' n E \ SALT \ LEACH F/�THE 20 x30 �� I MARS FIELD \ Obi LEACI 1 1 0 1 1 urcarnik_ -A_ALL 30 0 15 �u 60 I i IN FEET J inch = 30 fl LOT AREA 42.72 Ac± onAO LkIlLE RNLK LOCUS N.T.S. LINE LEGEND — — 100 -- --- EXISTING CONTOUR 100----- PROPOSED CONTOUR —"" • ` �"--- LIMIT OF WETLAND 100' BUFFER' ZONE ' ° • WELL RADIUS W W — WATER LINE SYMBOL LEGEND TEST PIT O O SEPTIC TANK o DIST. BOX WELL BOARD OF HEALTH REVISIONS N0. I DESCRIPTION BY I i GENERAL NOTES 1) THIS ;Eb"SAGE DISPOSAL SYSTEM SHALL 6E C I,JTRUCTED IN CONFORMANCE WITH THE REGULATIONS OF TITLE 5 OF THE STATE ENVI70NMENTAL CODE AND THE REGULATIONS OF THE LOCAL BOARD OF HEALTH, 2) THE LOCAL BOARD OF HEALTH AND THIS FIRM J ARE TO BE NOTIFIED: (A) PRIOR TO- BEGINNING CONSTRUCTION IN THE EXCAVATION FOR THE PURPOSE OF SOIL EXAMINATION TO INSURE CONTINITY OF PERMEABLE MATERIAL. (B) PRIOR TO BACKFILLING THE COMPLETED (SYSTEM FOR THE PURPOSE OF PERFORMING AN AS -BUILT INSPECTION( (C) PRIOR TO CONSTRUCTING THE SYSTEM N A MANNER OTHER THAN SHOWN ON THIS DESIGN. 3) CONTRACTOR TO VERIFY ALL UTILITY LOCATION PRIOR TO CONSTRUCTION THROUGH DIG SAFE AND OTHER APPROPRIATE AGENCIE REPORT ANY DISCREPANCIES TO THE DESIGN ENGINEER. 4) ALL SEPTIC SYSTEM COMPONENTS SHALL WIT $TAND H-10 LOADING UNLESS LOCATED IN AREAS UNDER PAVEMENT, DRIVES OR ,TRA �LI.ED WAY IN WHICH CASE THEY SHALL WITHSTAND H-20 LOADING. REOL)IRED CONTRACTOR WILL REMOVE LL LOAM, SUBSOIL AND OTHER UNSUITABLE MATERIAL IN THE AREA BENEATH ND FOR 5 FEET ON ALL SIDES OF THE LEACHING FACILITY. THE CONTRACTOR SHALL REPLACE ALL UNSUITABLE iviA T ERiAL WITH CLEAN COARSE SAND FREE FR(•'M CLAY, FINES OR OTHER UNSUITABLE MATERIAL. REPLACEMENT MATERIAL TO HAVE INPLACE PERC RATE OF TWO MINUTES OR LESS. 6) 4' SCHEDULE 40 PVC PIPE WITH TIGHT JOINT TO BE USED IN DISPOSAL SYSTEM UNLESS OTHERWISE NOTED. 7) THIS SYSTEM IS NOT DESIGNED FOR USE WITF A GARBAGE DISPOSAL OR WATER CONDITIONERS. WATER CONDITIONERS HALL DISCHARGE TO A DRYWELL. 8) CONTRACTOR IS TO VERIFY BENCH MARK AND TOP OF FOUNDATION ELEVATIONS PRIOR TO ANY EXCAVATION AND REPORT ANY DESCREPANCIES TO THE DESIGN ENGINEER. AZOR LAND SCIENCES INC. WILL TRANSFER OR CONFIRM ANY BENCH MARK ON SITE. TEST PIT D�jA INSPECTOR: MANNY MELLO DATE: 7 29 03 I� PERFORMED BY: DARREN MI HAELIS, CSE 1 TEST PIT #1 EL. TOP = 99.8 i (, EL. WATER = 90.5 MARSH ELEV. PERC PATE = 2 MIPj1 DEPTH OF PERC = • 0 8" 26" C MED. SANDS 2.5Y 6/3 I' w J CL w 108" l DESIGN DAtA_ CA,PA,CITY REQUIRED 4 BEDROOMS AT 1 10 GAL./DAY/BDRM. = f 440 GAL./DAY �, r, �agE SEPTIC TANK 1 SEP112003 440 GALS X 200% = 880 GALS. DESIGN CA ACITY USE 1,500 GALLON SEPTIC TANK CAPACITY PROVIDED i SYSTEM SIZE: LEACH FIELD 0.5O'H X 20'W X 30'L BOTTOM AREA: 20' W X 30' L = 600 SF. X 0.74 = 444 GAL/DAY T(-)TAi TOTAL LEACHING AREA: 600 SF. I TOTAL LEACHING CAPACITY: 444 GAL./DAY �S�ESSORS MAP/LOT: 15/15 & 16 SEWAGE DISPOSAL S'Y TEM _.. � DESIGN PREPARED FOR: �tN CF ��fr LITTLE RIVER REALTY CORP. BOX P 1 fat 00N�AlC P. I.lz S. DARTM( UTI , MA 02748 11s�?.:Ill N n ��,�,LOCATED AT: g 7 LITTLE � R IVER R OAD �s IL DARTM 0 UTH MAS SAC HUSETTS DATE SCALE DRAWN CH CKED JOB NO. DWG. NO. 8/22 03 1 "=30' DJM _ DPM 23-594 .LAND SCIENCES INC. 328 BEDFORD ST. LA�EVI',LE, MA. 02347 TEL. (508) 946-5427 I 008) 946-4407 • ��