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HomeMy WebLinkAboutEngineer PlanTOP OF FOUNDATION •�' EL 103.48 SYSTEM PROFILE NOT TO SCALE "--,L�-._.,---._..�_•,4s�,�,cs�'�ktfto��t.�r `�lttJ��e� rtru!'�t-"'�tl.tRttrf�s,�.tf,.(.�4.,'�t.s,_�$.��t.y.,s��.tt4.rrr,�ed#e�r, ,.� 1-4 33' OF 4" SCH 40 PVC, S=0.020 MIN. EXISTING INV.=101.48 INV.=100.60 PROPOSED 1,500 GALLON TWO -COMPARTMENT REINFORCED CONCRETE SEPTIC TANK OLD TOWNHOUSE RD 4W 'o In", 0'� to w 1 10 4w 110NI4" TEE WITH GAS BAFFLE (CENTERED IN TANK OPENING) A / 9/S 17' OF 4" SCH 40 PVC• S-0.010 Ulm INV.=100.35 INV.=100.14 LEVEL STABLE BASE CONSISTING OF 6" CRUSHED STONE RISER ON D-BOX TO BE BROUGHT TO WITHIN 6" OF GRADE PROVIDE SPEED LEVELERS ON OUTLETS rr� °. rP..•rw9,.l t.k/,;,tf..�,ir,r,ra.br, f.1,?�'"r1, Crtr�'dl�r,r s#,,,1,.<t++ 14' OF 4" SCH 40 (LONGER RUN) PVC, S=0.01 MIN. LEVEL STABLE BASE CONSISTING OF 6" CRUSHED STONE PROPOSED 3-OUTLET DISTRIBUTION BOX (1-120) PROPOSED DISTRIBUTION BOX RISER ON CHAMBERS TO BE BROUGHT TO WITHIN 6" OF GRADE 9" MIN. COVER 36" MAX. COVER o®o0 ©®® INV.=99.97,E--` 103.83 MAX. EL 101.58 MIN. EL 2- OF I" PEASTONE OR 8 OZ. NON WOVEN GEOTE XTILE DEPTH OF 1J" DOUBLE SHED STONE = 4' _ , _ 4.83' X 8.5' LEACHING CHAMBER 4' - (SEE SITE PLAN FOR ORIENTATION) 5' MINIMUM SEPARATION TO (3)-500 GALLON H-10 LEACHING CHAMBERS SEASONAL HIGH GROUNDWATER PROPOSED SOIL ABSORPTION SYSTEM = NO WATER WAS OBSERVED DURING THE TEST HOLE EXCAVATION. BOTTOM OF HOLE = EL 92.83 TP- 9 7 o" A/E 103.5 J -n LOAMY SAND Q 8„ 7.5YR 4/2 102.8 ~ B LOAM'( FlNE SAND Z ,LOCUS SCALE 1 "=1 000' 7.5YR 4/4 39" C 100.3 FlNE/MED SAND N/F 1OYR 6/3 DAVENPORT REALTY TRUST BOT, PERC 10 & 12 ALPINE ST p 50„ MAP 87, PARCEL 104 PROPOSED 12.83' X 33.5' LEACH FIELD WITH (3) 500 GALLON LEACHING CHAMBERS LIMIT OF OVERDIG (H10) (AS REQUIRED) 102.43 RISER I (TYP. 2) N 8o 17' 44„ E \103.00 0 104.42 - -x- \104_ N/F TWO z DAVENPORT REALTY TRUST 55 & 57 ABBOTT RD `.� 0, 4 , .L ., to 1 fi; 1 PRECAST CONCRETE SEPTIC TANK (H10) o to MAP 87, PARCEL 102 0/Y x I Nr; ;. - RISER 101.7' -- ON 2 a� PROPOSED 3-OuTLI4 103 '` �ENCHII �ARK� ywo� X ' X J,, 103.00 MAG NAIL SET ` , U/-IWT H2O 102.31 0_ o_ N ( ) 102.85- y `�102.57 cr ELEV.=101.36' ` ( OyW� ? z ►+ z 0 (ASSUMED) o' _r-- '. x 101.68 yW� O �? o EXISTING SEPTIC COMPONENTS (TO BE REMOVED) XLP 102.59 o 102 ' ^ `..._ , 1 1:J EM o - G EXISTING t-D ° �y1y. ' 101.09 = CPIs-i <'�!'1Y �0", 1�(LP /�� 101.47 x 102 x zo i 101.64 uNE 'ti�G/ pROPERN „ 106.75' FH 44 N 8017'E O / x N/F 100.59 DAVENPORT REALTY TRUST 24 & 26 ALPINE ST MAP 87, PARCEL 106 N/F DAVENPORT REALTY TRUST 59 & 61 ABBOTT RD MAP 87, PARCEL 101 101.35 128" 92.83 MOTTLING: NONE WEEPING: NONE PERC RATE: <2MIN/IN SOIL PROFILES DATE: OCTOBER 5, 2023 WITNESS: BARRY LENS PERFORMED BY: RICK JUDD NOT TO SCALE a BDRM m m BDRM BDRM BDRM DINING KIT KIT DINING LIVING RM LIVING RM FLOOR PLANS NOT TO SCALE 11 SITE INFORMA TION ADDRESS: 18 & 20 ALPINE STREET. SOUTH YARMOUTH 87/105 DEED REFERENCE: D791786 PLAN REFERENCE: 30491D DESIGN CALCULATIONS 110 GALLONS/DAY/BEDROOM X 4 BEDROOMS - 440 GALLONS/DAY TANK CAPACITY 200% DAILY FLOW = 880 GALLONS; USE 1,500 GALLON TANK REQUIRED LEACHING CAPACITY DESIGN PERC RATE = < 2 MIN/INCH 440 GPD / 0.74 GPD PER SQ. FT.=594.59 SQ. FT. PROVIDED LEACHING CAPACITY BOTTOM AREA = 33.5' X 12.83'=429.80 SQ. FT. SIDE AREA = 92.66' X 2.00'=185.32 SQ. FT. =615.15 SQ. FT, GALLONS PER DAY PROVIDED=455.18 GPD GENERAL NO TES 1. NONE OF THE SUBJECT PROPERTY IS WITHIN THE LIMITS OF A FEMA FLOOD HAZARD ZONE AS SHOWN ON PANEL NO. 25001CO587J, EFFECTIVE DATE JULY 16, 2014. 2. THE SITE IS LOCATED WITHIN A ZONE II AREA, 3. THERE ARE NO STREAMS OR WETLANDS WITHIN 100-FEET OF THE PROPOSED SUBSURFACE SEWAGE DISPOSAL SYSTEM. 4. VERTICAL DATUM IS ASSUMED 5. ALL CONSTRUCTION MEANS AND METHODS SHALL CONFORM TO 310 CMR 15.00 STATE REGULATIONS AND LOCAL BOARD OF HEALTH AND BUILDING DEPARTMENT REGULATIONS. 6. ALL JOINTS IN THE TANK AND DISTRIBUTION BOX SHALL BE MADE WATERTIGHT THROUGH THE USE OF ASPHALT OR SYNTHETIC POLYMER SEALERS OR HYDRAULIC CEMENT. 7. DIGSAFE AND LOCAL UTILITY COMPANIES SHALL BE CONTACTED PRIOR TO ANY EXCAVATION OCCURRING. 8. LOCATION OF UTILITIES ON THIS PLAN ARE APPROXIMATE AND SHALL BE VERIFIED IN THE FIELD. 9. THE SEPTIC SYSTEM INSTALLER SHALL NOTIFY THE DESIGN ENGINEER 2 DAYS PRIOR TO BEGINNING INSTALLATION OF THE SYSTEM TO ALLOW FOR SCHEDULING OF INSPECTIONS 10. WHERE APPLICABLE, UNSUITABLE MATERIAL (A & B HORIZONS) ENCOUNTERED BELOW THE INVERT OF THE INLET TO THE SOIL ABSORPTION SYSTEM, SHALL BE REMOVED TO A DISTANCE 5' AROUND THE SYSTEM AND BROUGHT BACK TO THE APPROPRIATE ELEVATION WITH CLEAN SAND PER MASSACHUSETTS 310 CMR 15.00 REGULATIONS. 11. THIS DESIGN DOES NOT ALLOW FOR THE USE OF A GARBAGE GRINDER 12. EXISTING CONDITIONS SURVEY PERFORMED BY PAUL E. SWEETSER, PLS OCTOBER 2023 LEGEND 4 CRESTVIEW DRIVE EAST SANDWICH, MA 02537 PROPERTY LINE PHONE: (508) 400-2365 - - - -104 - - -- - EXISTING CONTOUR ; EXISTING FENCE SITE DESIGN, LL C SECOND FLOOR Residential Site Design and Permitting OHP EXISTING OVERHEAD UTILITIES W EXISTING WATER LINE LorA7xw..- TP_1 LOCATION OF TEST 18 & 20 ALPINE STREET PIT/IPERC TEST SOUTH YARMOUTH, MA 02664 99.76 X EXISTING SPOT ELEVATION DAVENPORT REALTY TRUST BH BULKHEAD 20 NORTH MAIN STREET SOUTH YARMOUTH, MA 02664 FIRST FLOOR 3 ORAN7NG 771I0 SUBSURFACE SEWAGE DISPOSAL SITE PLAN AND PROFILE sr.AeE- eu7r vaeNNc Na 1"=20 10/11/2023 �- REVISIONS NO. DATE DESCRIPTION Yarmouth I Department ovEo .a � Date Na .