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HomeMy WebLinkAboutEngineer Plans... .. . tic L v w _ SYSTEM DESIGN: NOTES ch LEGEND SYSTEM PROFILE �Km 'H��N°�1°�'rAPE R � 1. DATUM IS NAVD 88 { j EXISTING CONTOUR - COMPARABLE MEANS FOR FUTURE LOCATION. GARBAGE DISPOSER IS NOT ALLOWED � - U (NOT TO SCALE) - - X 99.1 EXIST. SPOT ELEV. ACCESS COVERS TO WITHIN 6' OF FIN. GRADE 2" PFASfONE OR GEOTEXTILE CONCRETE COVERS TO WITHIN 3' GRADE EXISTING 3 BEDROOM DWELLING 2 MUNICIPAL WATER IS EXISTING o 2 \ -[99]- PROPOSED CONTOUR TOP FOUND. EL. 22.2' FILTER FABRIC OVER. STONE DESIGN FLOW: 4 BEDROOMS ® 110 GPD = 440 GPD 3. MINIMUM PIPE PITCH TO BE 1/8" PER FOOT. PaPd � - - - - - 21.0'. MINIMUM .75' OF COVER OVER PRECAST 1 2% SLOPE REQUIRED OVER -SYSTEM 20.0 - USE A 440 GPD DESIGN FLOW - OP9 4. DESIGN LOADING FOR ALL PROPOSED PRECAST UNITS L Locus (96.4] PROPOSED SPOT EL: - - BLOCKS OR - - - - PRECAST H-10 WA�EFtTE$1 'BOX FOR LEVELNESS TO BE AASHO H -1Q Pine TH1 - RGERs (Tea.). - MIN. 2 - CKNESS - PRECAST RISERS - - _ _ _ zo 4"oscH4o Pvc MORTAR ALL SEPTIC TANK: 440 GPD (2) = 880 R° t 4 ae TEST HOLE PIPES LEVEL IST 2' COMPONENTS INVERT IN 16.5' S. PIPE JOINTS TO BE MADE WATERTIGHT. ,- f ErN�Ds (TMP> 4 USE A 1500 GAL. SEPTIC TANK a ,. SLOPE OF GROUND - •1 7.56' 1500 GAL H-10 SIDES 17.33' SID 0 IN AN �g 6. CONSTRUCTION DETAILS T BE ACCORDANCE WITH 2� 17.28' `: TEE SEPTIC TANK TEE °°°° ® ® ® !� _ ® °°°°° n° LEACHING: 310 CMR 15•000 (TITLE 5.) 3' 0 0 0 0 0 6" MIN- SUMP B® B rQ� UTILITY POLE 12 MIN. INT. DIM. o g°oD ® SIDES: 2 (33.5' -H 12.8) 2 (.74) = 137 GPO 7. THIS PLAN IS FOR PROPOSED WORK ONLY AND NOT TO o> C 28 GAS BAFFLE: - °g'ono_ ° �® ®� R0@� °D °Dao BE USED FOR LOT UNE STAKING OR ANY OTHER °D°°°D°D 16.77' 6' 'On°°°°°° °°o°o°o° 14.5' FIRE HYDRANT :', n•,. -4 .LIQ. LEVEL (ACME OR EQUAL) T BOTTOM .33.5 x 12.8 (,74) _ -3}7 GPD PURPOSE. NOTE: -NOT ALL SYMBOLS ANY APPEAR N ORAMAl10 - o°o°°o°Oo°°a°°o°o°o°°000°o°000a°o°o°Oo°o°DOo°Oo°o°o°°o°°°po ° ° ° ?o°0,°,o4e°"4n.n?n°n°o 0 00non°.°ono"ononoa°n H-20 500 GAL. LEACHING CHAMBERS BY ACME PRECAST OR EQUALTOTAL: 614 S.F. 454 GPD _ 8. PIPE FOR SEPTIC SYSTEM TO SCH. 4Q-4° PVC. 3/4"-1-1/2" DOUBLE WASHED STONE 4' MIN. (3) UNITS REQUIRED = 0� ALL AROUND PRECAST STRUCTURES 9. COMPONENTS NOT TO BE BACKFILLED OR CONCEALED q o 11 6" CRUSHED STONE OR MECHANICAL OVERALL DIMENSIONS TO OUTSIDE OF STONE: 33.5 X 12.83• USE (3 500 GAL. LEACHING CHAMBERS (ACME OR EQUAL) WITHOUT INSPECTION BY BOARD OF HEALTH AND Q L- COMPACTION. (15.221 [21) WITH 4� STONE ALL AROUND PERMISSION OBTAINED FROM BOARD OF HEALTH. 1 f (2_5 % SLOPE) ( x SLOPE) ( 1 x SLOP 10. CONTRACTOR SHALL BE RESPONSIBLE FOR CALLING LOCUS MAP LEACHINGDIGSAFE (1-888-344-7233) AND VERIFYING THE FOUNDATION- 11' - SEPTIC TANK 26' D' BOX 12' 9.5' BOTTOM TH-1 LOCATION OF ALL UNDERGROUND k OVERHEAD UTILITIES SCALE 1"=2000'± FACILITY NO GROUNDWATER FOUND _ PRIOR TO COMMENCEMENT OF WORK. *NOTE: INTERIOR PLUMBING TO BE RE-ROUTED 11. ANY UNSUITABLE MATERIAL ENCOUNTERED SHALL BE ASSESSORS MAP 70 PARCEL 82 TO EXIT THE DWELLING. IN LOCATION SHOWN ON REMOVED BENEATH AND 5' AROUND THE PROPOSED PLAN VIEW. PLUMBER TO CONFIRM FEASIBILITY LEACHING FACILITY. LOCUS .IS WITHIN FEMA FLOOD ZONE X & AE (EL 12) PRIOR TO INSTALLING ANY PORTION OF THE AS SHOWN ON COMMUNITY PANEL #25001CO591J SEPTIC SYSTEM 12. EXISTING LEACHING FACILITY SHALL BE PUMPED AND DATED 716/2014 REMOVED OR PUMPED AND FILLED WITH CLEAN SAND. 13. COASTAL BEACH FLAGGED BY BLH ENVIRONMENTAL CONSULTING. ZONING SUMMARY REQUIRED: EXISTING: PROPOSED MIN. LOT SIZE 40,000 S.F. 21,465 S.F. 21,465 S -F. MEADOW MIX ,.DOD SF AREA MIN. MIN. LOT FRONTAGE 150' 169.54' 169.54' MIN. FRONT SETBACK 30' 35.9' 35.9' ( - - --New -England Wildflower Mix- - - --- -- --- - _ _ - --- -_-- ---___ - _ ___ - " - __ ------ --- - --_ __ MIN. SIDE SETBACK 20 25.6 --- 25.6 NEW ENGLAND WETLAND PLANTS, INC. OR .EQUAL : - MIN. REAR SETBACK 20' - )755'. X75' e SPECIES: MAX. BUILDING COVERAGE 25% 11% 12.4% Little Biuestem,.(Schizachyrium scoparium), Creeping Red - - - - _ o -/ _ - .MAX. BUILDING HEIGHT 35' - 26.43' .Fescue; (Festuca rubra), Indian Gross, (Sorghostrum nutons), Partridge Pea, (Chomaecristo fasciculate),- (� Canada Wild Rye, (Elymus conadensis), Virginia Wild Rye, TEST HOLE LOGS - - - - - - (Elymus virginicus), Wild Blue Lupine, (Lupinus - _ 2$ / - _ - - - perennis). Golden. Alexanders. (Zizia ourea), Ox Eye - Sun"ower,.(Heliopsls hellonthoides), Black Eyed Susan, ENGINEER`. DANIEL E. GONSALVES, SE #13587 - (Rudbeckin hirta),, New England Aster, (Aster o / WITNESS: PHIL RENAUD novae-angriae), Wild Bergamot, (Monarda stubsa); � � - - - - - Smooth Blue Aster, (Asterloevis), Evening Primrose, (� : -(Oenothera biennis), New York Ironweed, (Vernonia ./O DATE: 10/7/21 noveboracensis), Gross Leaved Goldenrod, (Euthamia - - - - - - graminifolia); Early Goldenrod, (Solidago luncea). - - `L ./00 - / - _ PERC. RATE _ < 2 MIN/INCH MOW ONCE ANNUALLY, LATE FALL / 0( CLASS I SOILS MAINTENANCE SEEDING AS REQ. �E / �� IRRIGATION SYSTEM TO BE ELEV. ELEV. MAINTAINED FOR ESTABLISHING A/ 2��44 q MEADOW AND MAINTENANCE DURING �N 764 " O DROUGHT PERIODS. 2� PROP ED OO /h0 4 PROPOSE PAVED 0' 19.5' 0" 21.0' WORK LIMIT wILDFLow R j HARDSCAPE CALCULATIONS: - A _ _ A `DRIVEWAY / UNE SILT MEADOW PAVED / LS LS EXP A N FENCE A HARDSCAPE- WITHIN BANK 0-5d 50-100' EXISTING: 110 SF 495 SF 2297 SF 8 B 10YR 3/2 6" 10YR 3/2 Q+ B y " 51,Ei PROPOSED: 110 SF 284 SF 3040 SF LS LS 23` of /p / INCREASE: 0 SF -211 SF 743 SF 26.. 10YR 5/6 17.3'24" 10YR 5/6 19.0'_ / � Ipyy1 532 SF INCREASE WITHIN 100' COASTAL BANK BUFFER. C C 532 SF INCREASE WITHIN INNER �. N ER AND- OUTER RIPARIAN PERC O \ PROPOSED ROOF ELL ZONES. I me f PROPOSED MITIGATION (2:1) 532x2 = 1064 S.F. MS MS o +++ I v (1070 SF PROVIDED) BENCHMARK: MAG SET o �� v LQ¢f4� 2.5Y 7/4 2.5Y 7/4 =17.9' NAVD88 *INTERIOR' DEMO + PLUMBING M + + - - _ BE REROUTED / EXISTING a 2p 27 28 �� e�° 1 DWELLING 120' 9.5' 120' O IOF = 22.2 + + 11.0' DEMO PR E 31' OF 40 MIL U R A 5' O + + j Q SAS IN AREA srlawN. O % 33.3' + NO GROUNDWATER ENCOUNTERED ELEV. 0 T EL. + t + �N Q TITLE 5 SITE PLAIN 7 Ht v� I -�DW� PROPOSED R 0 + 17 : 4 O MARK LIMIT. F + CS, Qy / 04 9 MITIGATION LANTINGS NO ° I p OF LOT 45 F 10' ON, ENTER 21,465 SF±o OF +++ + DEC l RIVER DRIVE J _ o ^Dry. + + + _`t X XD + + ASS SOUTH YARMOUTH MA • RIV ■ f�L N 4 1 17 i N MEAN HIGH PREPARED FOR WATER ' EL. 1.5 C�C� -- KELLY McCaU-ILL 1 -� , 2 , i �B-ZZ tHOF�As �I"OFMASS DATE: . NOVEMBER 10, 2021 O w1, / - - yDANIELAyc,P �oDANIEL Icy°N REV: :FEBRUARY 11, 2022 (BULKHEAD) p / 1 CIVILL N OJALA REV: MARCH 28, 2022 (CATCH BASINS) No.46502 Q No. 40980 Scale: 1 20' O 1 i 1 - � P�^'SFG/STERrGo?4"� TRO. dP g 0 10 20 30 40 50 FEET 7�_~ DANIELA r'' <, A. N off 508-362-4541 o O Ln 4 OJALA I fax 508-362-9880 No. 40980 �+ a P downcope.com Yarmouth Health Department'o\ c° �i ty FEss °ype down cope e�gioterind, ioc. A.PPROVEI)�"?F STER Ds R'4 ,�, / G'I civil engineers t- 5 H�Ias. , ZOZz 3-Zb-Lt" ��� land surveyors Name Date / DEG / 939 Main Street ( Rte 6A) LICE #21-122 DATE DANIEL A. OJALA, P.E., P.L.S. YARMOUTHPORT MA 0267.5 21-122 MCGUILL.DWG