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HomeMy WebLinkAbout62.26 - Site and Sewage PlanN 1AC" LOCUS ASSESSORS MAP: 54 PARCEL.- N-63 FLOOD ZONE: C LOCATION MAP LOT 63 15,000 f S.F. (0.34 t AC.) 32 32 - BENCHMARK AT I \ HOOD STAKE \ ELEV.- 30.6 1 I 120 0� tJ� 31 1 / \ I I I \ ! DRIVE GASMETER 31. � I 'T INC 900 I NG 53 JR cH t:413 / I 1 p 1 � 1 � / 31 I 1 TH-1 S?• �\__EgISTING / RT 10' t INI 314 1 ELL __- KEY: EXISTING CONTOUR: - - PROPOSED CONTOUR: EXISTING SPOT ELEVATION: 25.5 PROPOSED SPOT ELEVATION: 25 TEST HOLE: UTILITY POLE: --o- FENCE OFENCE LINE: HYDRANT: -6 RETAINING WALL: TREE: 0 DM # 97=083 (D25F22) EXISTING 1000 CAL SEPTIC TANK 5 INrILTY.ITORS (STANDARD CHAMBERS) WITH t OF STONZ ARIXIND SIDES AND Y AT END.'' (3725 s /f s Y DEEP) W HOLE LOGS N ENG1.'l c't'R: THOMAS McLELLAN, P.E. WITN_; 3.:. DATE: 7-28-97 PERCC LATION RATE: < 2 MIN/IN T11--; TH-2 31.5 8.7 L 00, e b J,30. 4 FILL ct,cv• A/E fI0h1' `! 29.95 I b' LOAMI' s AN , 0 i 10YR 2/1 30.5 CAS BAFFLE AT OUTLET TEE b i e ' .LOAMY SAN.. i 24" lOYR 4/6 29.5 0 i Cl HORIZO.^+ PERC LOAMY S1tr.i 4Y 25Y 5/6 28.0 s1 C2 HORIZJ:: 228 MED-COAR:.::.;,LVD 32 32 - BENCHMARK AT I \ HOOD STAKE \ ELEV.- 30.6 1 I 120 0� tJ� 31 1 / \ I I I \ ! DRIVE GASMETER 31. � I 'T INC 900 I NG 53 JR cH t:413 / I 1 p 1 � 1 � / 31 I 1 TH-1 S?• �\__EgISTING / RT 10' t INI 314 1 ELL __- KEY: EXISTING CONTOUR: - - PROPOSED CONTOUR: EXISTING SPOT ELEVATION: 25.5 PROPOSED SPOT ELEVATION: 25 TEST HOLE: UTILITY POLE: --o- FENCE OFENCE LINE: HYDRANT: -6 RETAINING WALL: TREE: 0 DM # 97=083 (D25F22) EXISTING 1000 CAL SEPTIC TANK 5 INrILTY.ITORS (STANDARD CHAMBERS) WITH t OF STONZ ARIXIND SIDES AND Y AT END.'' (3725 s /f s Y DEEP) W HOLE LOGS N ENG1.'l c't'R: THOMAS McLELLAN, P.E. WITN_; 3.:. DATE: 7-28-97 PERCC LATION RATE: < 2 MIN/IN T11--; TH-2 31.5 8.7 L 00, e b J,30. 4 O I � o b o� I n i BENCHMARK AT WATER GATE Z/ ELEV.= 3025 I NOTES: 1. VERTICAL DATUM: ASSUMED FROM QUAD (NGVD +/-) 2. HUNICAPAL WATER 'IS AVAILABLE. 3. SCHEDULE 40 - 4" PVC PIPE TO BE USED THROUGHOUT SEPTIC SYSTEM. 4. ALL PRECAST UNITS TO CONFORM WITH AASHTO H-10 LOADING SPECIFICATIONS. 5. PIPE PITCH = 1/4" PER FOOT, (UNLESS NOTED OTHERWISE). 6. FIRST 2. OF PIPE OUT OF D -BOX TO BE SET LEVEL. 7. THE SEPTIC SYSTEM HAS NOT BEEN DESIGNED TO ACCOMODATE THE USE OF A GARBAGE DISPOSAL. 8. ALL CONSTRUCTION DETAILS ARE TO BE IN CONFORMANCE WITH THE STATE OF MASS. ENVIRONMENTAL CODE (TITLE FIVE) AND LOCAL HEALTH REGULATIONS. 9. CONTRACTOR TO VERIFY LOCATIONS OF ALL UTILITIES PRIOR TO CONSTRUCTION. 10. GROUND COVER OVERALL SEPTIC SYSTEM COMPONENTS NOT TO EXCEED 3.0. 11. EXISTING LEACH PIT TO BE PUMPED AND FILLED WITH SAND. 12. ALL UNSUITABLE SOIL (TOP & SUBSOIL, APPROX. 24" DEEP) WITHIN 5' OF LEACH AREA TO BE REMOVED AND REPLACED WITH CLEAN MEDIUM SAND. 13. THE PROPOSED SEPTIC SYSTEM HAS BEEN DESIGNED TO MAXIMUM FEASIBLE COMPLIANCE. THE FOLLOWING VARIANCE IS BEING Sl ' ;�_l C SYSTEM DESIGN REQUESTED FROM THE STATE ENVIRONMENTAL CODE (TITLE 5).• 1. SECTION 15.212 (B): LEACHING AREA TO BE 4' ABOVE GROUNDWATER. r I ur 9 STIMATE: (3 BEDROOM DESIGN, MINIMUM) EI)ROOMS AT 110 GAL/DAY/BEDROOM = 330 GAL/DAY } "IC TANK: i i0 ;'ALIDAY x 2 DAYS = 660 GAL 1000 GALLON SEPTIC TANK (EXISTING) _i (HING AREA: :,_E 5 INFILTRATORS (STANDARD CHAMBERS 11' 1 4' OF STONE AROUND SIDES AND 3' AT ENDS 5' x 11' x 7" DEEP) .?E AREA. (48.25)2 x 7/12 = 56 (.74) = 41 GAL/DAY 'TOM AREA: 37.2.5 x 11 = 410 SF (74) = 303 GAL/DAY CAPACITY = 344 GAL/DAY '0. 1S F ! ' '' IC SYSTEM SECTION I FILL ct,cv• A/E fI0h1' `! 29.95 I b' LOAMI' s AN , 0 12" 10YR 2/1 30.5 CAS BAFFLE AT OUTLET TEE b B HORIZON e ' .LOAMY SAN.. 24" lOYR 4/6 29.5 0 Cl HORIZO.^+ PERC LOAMY S1tr.i 4Y 25Y 5/6 28.0 C2 HORIZJ:: 228 MED-COAR:.::.;,LVD 120. 2.5Y 6/6 Zt5 USGS GROUNDWATEt::a;'9STMENT: WELL- AI71'-230, .. C.ti ::: C, ADJUSTMENT: 2.3 O I � o b o� I n i BENCHMARK AT WATER GATE Z/ ELEV.= 3025 I NOTES: 1. VERTICAL DATUM: ASSUMED FROM QUAD (NGVD +/-) 2. HUNICAPAL WATER 'IS AVAILABLE. 3. SCHEDULE 40 - 4" PVC PIPE TO BE USED THROUGHOUT SEPTIC SYSTEM. 4. ALL PRECAST UNITS TO CONFORM WITH AASHTO H-10 LOADING SPECIFICATIONS. 5. PIPE PITCH = 1/4" PER FOOT, (UNLESS NOTED OTHERWISE). 6. FIRST 2. OF PIPE OUT OF D -BOX TO BE SET LEVEL. 7. THE SEPTIC SYSTEM HAS NOT BEEN DESIGNED TO ACCOMODATE THE USE OF A GARBAGE DISPOSAL. 8. ALL CONSTRUCTION DETAILS ARE TO BE IN CONFORMANCE WITH THE STATE OF MASS. ENVIRONMENTAL CODE (TITLE FIVE) AND LOCAL HEALTH REGULATIONS. 9. CONTRACTOR TO VERIFY LOCATIONS OF ALL UTILITIES PRIOR TO CONSTRUCTION. 10. GROUND COVER OVERALL SEPTIC SYSTEM COMPONENTS NOT TO EXCEED 3.0. 11. EXISTING LEACH PIT TO BE PUMPED AND FILLED WITH SAND. 12. ALL UNSUITABLE SOIL (TOP & SUBSOIL, APPROX. 24" DEEP) WITHIN 5' OF LEACH AREA TO BE REMOVED AND REPLACED WITH CLEAN MEDIUM SAND. 13. THE PROPOSED SEPTIC SYSTEM HAS BEEN DESIGNED TO MAXIMUM FEASIBLE COMPLIANCE. THE FOLLOWING VARIANCE IS BEING Sl ' ;�_l C SYSTEM DESIGN REQUESTED FROM THE STATE ENVIRONMENTAL CODE (TITLE 5).• 1. SECTION 15.212 (B): LEACHING AREA TO BE 4' ABOVE GROUNDWATER. r I ur 9 STIMATE: (3 BEDROOM DESIGN, MINIMUM) EI)ROOMS AT 110 GAL/DAY/BEDROOM = 330 GAL/DAY } "IC TANK: i i0 ;'ALIDAY x 2 DAYS = 660 GAL 1000 GALLON SEPTIC TANK (EXISTING) _i (HING AREA: :,_E 5 INFILTRATORS (STANDARD CHAMBERS 11' 1 4' OF STONE AROUND SIDES AND 3' AT ENDS 5' x 11' x 7" DEEP) .?E AREA. (48.25)2 x 7/12 = 56 (.74) = 41 GAL/DAY 'TOM AREA: 37.2.5 x 11 = 410 SF (74) = 303 GAL/DAY CAPACITY = 344 GAL/DAY '0. 1S F ! ' '' IC SYSTEM SECTION I ELEV. D -BOX 29.78 29.95 I b' ELEV. 0 UNDER) CAS BAFFLE AT OUTLET TEE b e ' V29. 0 5_3 IRST FLOOR 31.11 L_ -J 1000 CAL ELEV. SEPTIC TANK 31.4 _ (EXISTING) ELEV. (EXISTING) TEE SIZES: (TO BE CONFIRMED) INLET: 6" UP, 13" DOWN OUTLET: 6" UP, 14" DOWN DM DEMAREST-McLELLAN ENGINEERI,YC 24 SCHOOL STREET P.O. BOX 463 WEST DENNIS, MASSACHUSETTS Ozt:70 COVERS WITHIN fY OF FINISHED GRADE 30.23 t� ELEV. D -BOX 29.78 29.95 (6" OF ELEV. ELEV. STONE UNDER) CAS BAFFLE AT OUTLET TEE APPROVED BY: DATE: S .r THOMAS McLELLAN, P.E. JOHN Z. DEMAREST JR., P.L.S. 2" PEASTONE 314--1 1/2" WASHED STONE ELEV: 30.1 I Aei 29.1 E-� 1 1 ELEV. 3'-4' 3'-4' E 3725'--� 4' 29.7 5 INFILTRATORS (STANDARD CHAMBERS) ELEV. WITH 4' OF STONE AROUND SIDES AND Y AT ENDS (3725x 1T x Y DEEP) ADJUSTED GROUNDWATER ELEV: 25.1 u SITE AND SEWAGE PLAN LOCATION.• 15 ADAMS ROAD WEST YARMOUTH MA. PREPARED FOR- A & B. CANCO f RYBACK SCALE: 1"= 20' DATE: 07/31/97 REFERENCE: LAND COURT PLAN #25823F