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HomeMy WebLinkAboutEngineered Plans - Rev. 2018, Bldg. 9N, TELEX 1<��� CONCRETE �� ELECTRICAL EXlS7]'NG 1, 000 GALLON -.a� ❑ TRANS P a 1a METERS v GAS METER (TYP) I zR EXISTING 2 STORY \ TELE LE WOOD BUILDING #12 \ SEPTIC TANKS TO REMAIN r SEPTIQ NOTES_ I FFE=36.35 ya� - rn ❑ ............................ ------------ APPROXIMATE LOCATION OF +a A/c ::::::::. :::. ::::::. :::: (10 BEDROOMS --TOTAL) \-------� _ PAD I EXISTING LEACHING PITS TO BE ••••••••••• ••••••••••••••• PUMPED DRY REMOVED AND .•' ::":.f�jR��H01�Q :,�7.89 1. �����•�• DENOTES CONDOMINIUM BUILDING WHERE I \ I I PROPERLY DISPOSED. 15� - - N0. ' \ :':: •.THRESHOLD=28.85::. 0 / � �- 3382 •: • • • • • • • SEPTIC SYSTEM HAVE FAILED. (8 BEDROOMS) Q 7 . . :. ................ CEP 7yj^E . ..... � �� r --- 0X_:::..... 0 2�62 10'Mllbt. _ _ 3 > _- \ r /, 30 • • • • • co p rn • • • • p K 2. DENOTES FAILED SEPTIC wGALLON­,;,-,$ �. z , /i PROPOSED 3,000 _ ......... o o PLAN LEACHING PITS w ---->, \ BENCHMARK.- ... -- L. \ ; i TANK &PUMP CHAMBER. 7.7.7.........••• SEWER MANHOLE RIM EXISTING 2 STORY t- _ = A c •, :: •• ----, Z/ r I - m / •. '......, p0 �.........3. #9A TO #9D DENOTES UNIT NUMBER SAD ...... ......... D , ELEVATION - 32.42 WOOD BUILDING #10 �, _ •,;,;;;:;:::: � ...0. 4. CONTRACTOR SHALL VERIFY EXISTING INVERTS PRIOR z E BDSH 'N_ - - , EDGE OF 4 \ I rn I FFE=34.00 FA/LED LEACH/NCI PITS �a m ............. U, o N::•• a E -3 , x , v A/c ;;;; ..:: TO CONSTRUCTION. IF ANY DISCREPANCY EXISTS / - EAN (12 BEDROOMS -TOTAL) % I \ PAD I Z tn•:::: o z O DSCAPE \ r Z7 Cn , m o \ I O ' • • • • • • • ... • • • • O �... FROM EXISTING AND PROPOSED, CONTRACTOR SHALL Co: �, I x Z r .......... .. �- -........... O:: ... NOTIFY THE ENGINEER. _ \ ' p % I -" aECTRICAL .Dr. `� �::.:. 5. NO GARBAGE DISPOSAL UNITS SHALL BE GEE a �- ° \ D CO I w TELE S :... •. ' ....... ......... Y ri . ........ .......... A� \' - N r -► I N �• � �\ ALLOWED IN ANY OF THE UNITS 6 \ r m e i I I •::::.� THRESHOLD=30.89.... � • r -`#-* *�THRESHOL6* * X1.86 O A/c • :::::: • • • • • • • • • • • • • • • • • • • • 6• EXISTING WATER SERVICE SHALL BE SLEEVED OR - �, p SQL--J p Z , I - -� / -► CLEAN -OUT p I ':::::'.::: :.............. o p • • • • • • • • • • • • • RELOCATED IN ACCORDANCE WITH TITLE 5 IF ' D = PAD ' ...:. w o N o ' - - J 'L - -t --gym ••::::::::::::::::•:::::::: LOCATED WITHIN 10' OF PROPOSED. SEPTIC SYSTEM. O \ �' /� q I `- APPROXIMATE LOCATION 7. CONTRACTOR SHALL REMOVE EXISTING CONCRETE �-, - -� I ,�, OF EXISTING GAS MAIN LINE OUTLET BAFFLE INSIDE THE EXISTING TANK AND ( ) REPLACE WITH AN OUTLET PVC TEE BAFFLE. SEE UTILITIES NOTE -f-�.n XVIX FORCE MAIN INV. = 26.5.* T a \\ \ �; w I' o p \ I O Q I I APPROXIMATE LOCATION UTILITIES NOTE: l_oJ I \ ' OF ELECTRIC CONDUITS - , x z i APPROXIMATE LOCATION \ i i ^ I - I c I I ^� _ _ _ _ �. - - 1. CONTRACTOR SHALL CONTACT DIG SAFE AND HAVE ALL \ \ _ I o t Q Q OF EXISTING WATER MAIN \ i i p p Q L-- APPROXIMATE LOCATION cn I" "' - - - - - UNDERGROUND UTILITIES WITHIN THE AREAS ADJACENT TO Q ; \ r I p CD OF I THE PROPOSED WORK MARKED PRIOR TO ANY EXCAVATION. SEE UTILITIES NOTE) , i ALARM PANES OF EXISTING TANKS ( r ; o � A i , � Q SEE UTILITIES NOTE) � L � COI o 2. UNDERGROUND U11UTY ALIGNMENTS SHOWN ON THE PLANS °F i o------------ -i p �3" FORCE MAIN INV. = 26.0E I I ' o \ a \ a o I ----- 1 �\ p WALKW ( I I DEPICT APPROXIMATE LOCATIONS AND ARE NOT A ACTUAL o , Q x 1 I pp,VE I I REPRESENTATION OF EXISTING CONDITIONS. '- 3. CONTRACTOR SHALL CAREFULY UNCOVER EXISTING SEPTIC L �J� �� 0 1� \_ p �, \ \ 3 SWEEP I \ 1 I FORCE MAIN IN THE VICINITY OF THE PROPOSED SYSTEM AND I �, II �, i p BITUMINOUS PAVED CONTACT ENGINEER IF THERE IS AN ALIGNMENT CONFLICT. 4 z �p PARKING LOT - -- __STS1 & #2 SOIL TESOIL TEST I - - - APPROXIMATE LOCATION�.' \ p I I 'I test: 8 11 2016 Date of soil test: 10 21 2004 I r �.. -��\ \ 1 _ I I a y ( I Date of soil / / / / 90 ti+' " OF EXISTING FORCE MAIN ��. I- _ rn r w I 2� 13 SWEEP (SEE UTILITIES NOTE) p \ I I 0 x co�Pe �� cA ( Test taken by. L. CARREIRO Test taken by. R. LIZARDI-RIVERA Results witnessed by. A. VAN HONE Results witnessed by. D. FLAHERTY rn coZ r 1 I Percolation rate. < 2 MIN./IN. Percolation rate: < 2 MIN./IN. ' PROPOSED 3" FORCE MAIN a \ I I p N c p ' 1 a I �, . o � 2 I I o a Ground water NONE ENCOUNTERED Ground water NONE ENCOUNTERED 380 L.F. SET 4 MlN/MUM p\ I � Co Gr- . I BELOW GRADE. I o p 3 FORCE MAIN INV. = 25.3% \ I T }i I t c u \ oo O 00 --� � ' g m =I I GONG. ---- \ \\ - i--1 `- ----- � N N- II Co z I - 6 PATIO I " \ �� 2 - _ c,1 w c? N f'- I \ \ GS�PO ' w --------J �� /c ' I z N z A ------ I N I PAD i ; ---- -- APPROXIMATE LOCATION \ \\ �� I �� I '--------- OF EXISTING FORCE MAINS \ \ �d --`-- rn -< I SEE UTILITIES NOTE _ F 3 FORCE MAIN lNV = 24.5E ( ) EXISTING BUILDING #7 ���1�� �' � 0 m I > 3" SWEEP (APPROXIMATE. LOCATION) _ \ y o, a N ` ��'" o Co. a I ' " HDPE r-----------� \ �\ OO `� I / a jI a 1 PROPOSED 4 r \\ 1 O N , i _ _ SLEEVE 30 L.F.- - - - I a 0 L I I WA TER LINE CROSS/NCI i co N ac> I --_--.------ i --------., �� � \ a N - I i HEMETERS CTRICAL --- /'� ------ ,-------�--j �� i �1 I �- � METERS I - . � O� _ PROPOSED 1 / APPROXIMATE LOCATION �A 0 ill PVC I �, �$ OF EXISTING WATER MAINS s, N MANIFOLD. r i (SEE UTILITIES NOTE) O 20 L.F._ --W - oTELE----------W----------------- -W-- ell `� "FORCE MAIN I o' _ - - _ _ _ - lNV 24 Of rw I ' END CLEANOUT �' TIZ STRIPOUT NOTE: 12 ' PA VEMENT SA WCUT AS N E�E.D \ \ 7 THE CONTRACTOR SHALL EXCAVATE 5 FT. ALL AROUND; \ 1a 10 BITUMINOUS PAVED THE LEACHING FACIUTY AND DOWN TO THE MEDIUM ' <O PARKING LOT SAND LAYER (DEPTH 4.3't), REMOVE AND DISPOSE ALL ' ', , a, 2 \ UNSUITABLE MATERIAL AND REPLACE WITH CLEAN' �' ' • �` +' N m \\\ \ / GRANULAR SAND CONFORMING WITH THE SPECIFICATIONS SET FORTH IN 310 CMR 15.255 (3). \ \\ / - EX/STING GAS LINE TO BE RELOCA TEDw GONG.z O� '9� AS NEEDED FOR CONSTRUC770N. - \ PATIO � � .�•, ;� � "��S � ti ' r ,p \\ ,9 BURIED CONDUITS SHED \\\ CHERRY (APPROXIMATE) _ DEEP OBSERVATION HOLE LOG NO. 1 DEPTH ELEV. SOIL HORIZON SOIL TEXTURE (USDA) SOIL COLOR (Munsell) SOIL MOTTLING OTHER S CONSISTENCY, X t>YtAVEL 0 24.0 SURFACE 0 =36" 21.0 FILL NONE 36 =60" 19.0 B MEDIUM SAND 7.5YR 616 NONE ju rNOTE'.• UNDERGROUND U77LI77ES ENCOUNTERED AT 60"f DEEP OBSERVATION HOLE LOG NO. 2 DEPTH ELEV. SOIL HORIZON SOIL TEXTURE (USDA) SOIL COLOR (Munsell) SOIL MOTTLING OTHER S (STMXTdn CM61SMiCY, % GIRAVEL 0 26.0 SURFACE 0"•-32" 23.3 FILL NONE 32 =36" 23.0 Ab SANDY LOAM 7.5YR 3/3 NONE 36 =51 " 21.8 B SANDY LOAM 10 YR 516 NONE 51 =120" 16.0 C MEDIUM SAND 2.5Y 616 NONE NO GROUND WA TER ENCOUNTERED A T 120 NOTE.• UNDERGROUND UTILI TIES OBSERVED A T 24 "f DEEP OBSERVATION HOLE LOG NO. 3 (FRONT OF BUILDING #6) DEPTH ELEV. SOIL HORIZON SOIL TEXTURE (USDA) SOIL COLOR (Munsell) SOIL MOTTLING OTHER ( STM CONSISTENCY, x MVIEL 0 31.5 0"-9" 30.8 0 A E LOAMY SAND NONE 9 =-35" 29.0 B LOAMY SAND 10 YR 6 8 NONE 35 =135" 27.5 C1 MED. SAND 10 YR 618 NONE 467-120-1 21.5 C2 MED. SAND 2.5 Y 7 6 NONE NO GROUND WA TER ENCOUNTERED AT 120"f WATER MAIN p 24 9,p CAPPED END \ \ 18"PINE TP �. `J� Q` -- �\ ;t;s•eiau>r� )�'�e�;lc� H�r��� rxerar \ +, A TERAL PPT� l VED NOTICE C EAN07S �� � �� \�� ���� • ��0 0��' �\ 1 \ Unless and until such trme as �e original red stam of the s° �,-� SURFACE �,%, O S c�P� o /(red) p \ p6 VENT P� �' O��F�'D0� °�o S / responsible Professional Engineer, or Professional Land Surveyor < < r.,b r G 0 O \ \ appears on this plan: O 18 PINE �'.� 12"PINE �E \ No a rn_ O� ��Paf,3e IDate \ 9 C,9/ �, NE QR z 0 0� \� / O/ (A) no person or persons, including any municipal or other \ �s° i° '0a PO \ / public officials, may rely upon the information contained herein; and O� \NOVS n re e o McGrath, Inc. (B) this plan mains the property of Holmes & M G th I \ �, PROPOSED LEACHING M oo \ \, ( / O \'� /i,,� t'`, ;. 10-29-18 ADD VENT LINE TO EACH TRENCH, STRIPOUT NOTE LAC \ s� SYSTEM (4) TRENCHES 1500 \\ s� 2'W x 2'0 x 49'L ° ` , - ( k DATE DESCRIPTIONjDrawn Necked N © SAP �\ z / /' <`'� r, }r';, i \ s (SEE DETAILS \ R E V I S 1 0 N S EXIS77NG U77U77ES TD BE - \ \ RELOCATED TO ACCOMMODA 1F z cS PO �/ j � i , PLAN \ NEW SOIL ABSORP77ON FIELD.45 NOTES P OF PROPOSED SEPTIC SYSTEM REPAIR PREPARED FOR qA soy �� �\ 26 z SPe / r 1. BUILDING NUMBER: 300 NCHMARic �� I , HORSE POND CORPORATION CA TCH BASIN RIM �� m \ �: \ / ELE�/ATION = 23.36 �\ �^ �� 2. ASSESSORS NUMBER: 47/97 #300 BUCK ISLAND ROAD, BUILDING #9 00: -tl\ < \ ZONING DISTRICT: R-40 & AQUIFER PROTECTION DISTRICT IN h, �'e� \ / / 4. FLOOD HAZARD ZONES: X WEST YARMOUTHMA a F -9� O O� 5. BENCHMARK: AS SHOWN 40 ti O 6. TOPOGRAPHIC INFORMATION COMPILED FROM AN AUG. 31, 2016 6' 9% \ SCALE: AS SHOWN DATE: O,N�, �N \ \ ON THE GROUND INSTRUMENT SURVEY �� Y�ss� 140 ��`� �� \ \\ \\ GRAPHIC SCALE 7. ELEVATIONS SHOWN ARE BASED ON THE NATIONAL hOlmeS and meCjrath, Inc. SSG/`" t�� i \ F` c\ GEODETIC VERTICAL DATUM. civil engineers and land surveyorsfit J,� goy l9 \/O% 20 10 0 20 so 8• REFERENCE: PLAN BOOK '32462 362 gifford street 508 548-3564 (PHONE) \ F� \\� �� p _ �� z \ TED IN A r 9. THIS PROPERTY IS PARTIALLY LOCA WITH falmouth, ma. 02540 508 548-9672 FAX o �� a �' \ _ DEP APPROVED ZONEII. .�� G \ ( IN FEET > DRAWN: RLR CHECKED. 1 inch = 20 ft. \ r \ .L >A �, H HALCYON 216172sp.dw JOB NO: 216172 DWG. NO.: 84-3-3L SHEET 1 OF 2 17'-0" I INLET #2 OUTLET07 I ,. •• .v '.• 44 .l a• Q ...' 2-20" Diameter Access Holes ( I • set within 6" of finished grade II 2 PUMPS REQUIRED, MUST ALTERNATE. ELECTRIC PERMIT REQUIRED. PUMP AND ALARM SYSTEM SHALL BE OPERATED ON SEPARATE CIRCUITS. REFER TO PUMPS CALCULATIONS BELOW. CONTRACTOR SHALL SUPPLY ENGINEER WITH PUMP CURVE AND SPECS. PRIOR TO INSTALLATION FOR APPROVAL. c 6'-0" 36"X36" PUMP INLET #1 O ACCESS HATCH FLOATS SHALL BE HUNG 1 H-20 LOADING FROM STAINLESS STEEL / 36" •' ` BARS MOUNTED .WITHIN 18" OF THE HATCH. a SLIDE RAILS SHALL BE AVAILABLE FOR USE. 4" Baffle :• I I a STEEL REINFORCED PRECAST CONCRETE t a 4 a.. •. A ; :A2T--ALARM LIGHT PLAN VIEW HALLIDAY ACCESS HATCH OVER PUMPS. CONTROL PANEL ACCESS COVER SHALL BE LARGE ENOUGH INSTALL IN READILY TO ALLOW REMOVAL OF THE PUMPS FOR ACCESSIBLE LOCATION SERVICING AND CAPABLE OF WITHSTANDING H-20 WHEEL LOADS. *HOUR METERS REQUIRED Removable Covers MEET FINISH GRADE FOR ALL PUMPS *ALARM SHALL BE WIRED • 2-20 Diameter Access Holes TO SEPERATE CIRCUIT. set to finished grade *EVENT COUNTERS REQUIRED PRECAST CONCRETE 6$' TANK RISER (AS NEEDED) • dad' a .• •: :: a� •'a.�.. a 8" 3" min. clearance required_ �2" min. inlet to outlet 6 C2 3" SCH 40 PVC FORCE MAIN INLET - ; d Liquid level Ln c o 0 24 Hours GATE VALVE A.6'-6" E E Emergency 5'-4" 6" c ; Storage CHECK VALVE 'E 1,767 GALLON SLIDE SEPTIC TANK - - - - RAILS - START LAG AND ALARM= 19.91 Ul) "a 2„ 4.i 2, ZABEL FILTER MODEL LIFTING 6 a . • START LEAD= 19.75 A 1801 4x22 OR EQUAL 1,338 GALLON CHAINS / 16" PUMP CHAMBER O ALL PUMPS OFF= 18.41 6" • a ... •. , ..•.' ,, 6„ BOTTOM OF PUMP CHAMBER= 17.91 SLIDE AWAY COUPLING 8'-11" » 6'-9" 11001t I, 16'-0" CROSS-SECTION 2-COMPARTMENT 3,000 GALLON SEPTIC TAN�4,/PUMP CHAMBER (H-2Q LOADING) SCALE: 1 /4" 1' SS MONITORING PORT I (TYPICAL OF 4) FILTER FABRIC 1 X" PERFORATED PVC PIPE 1" AIR RELIEF VALVE 1%" TO 1" REDUCER SET COVER THREADED PLUG FLUSH WITH (WATERPROOF & WATER -TIGHT) FINISHED GRADE 6»min. 6"min. ,. SET VALVE BOX (H-20) IN 6" LAYER OF 45 ELBOWS CRUSHED STONE FLOW 4" SCH 40 PVC COLLECTION PI WYE CONNECTION FROM FAO EXISTING SECOND 1,000 GAL. W TANK TO NEW TANK. COLLECTION LINE: CLEAN OU T DETAIL SCALE: 1 /2" = 1' SET COVER THREADED PLUG /' FLUSH WITH (WATERPROOF & WATER -TIGHT) / FINISHED GRADE 6"min. 6"min. 4•mM. SET VALVE BOX (H-20) IN 6" LAYER OF 45 ELBOW CRUSHED STONE F-•:OW 3" SCH 40 PVC MANIFOLD, 44 L.F. 45 .ELBOW MANIFOLD PIPE: END CLFANOUT SCALE: 1 /2" = 1' SCREEN �� FINISH GRADE 3' 4" PVC VENT PIPE CAP WITHIN MIN. 6" OF GRADE 4" PVC FINISHED GRADE SOLID PIPE LEACHING P TRENCH PITCH 4" PVC VENT PIPE c 'o b VENT PIPE DETAIL SCALE: 1 /2" = 1' PO TTnM nF gTnNFI < SET COVER PERFORATED PVC VENT PIPE TYP) FLUSH WI TH 1" AIR RELIEF VALVE CER 'Itkv FINISHED GRADE 'emu- , j!�.!.� •,%� ��y ►y�•r��f�iY�LY..�Y-i .:L'C..�Y •`� m • ! • Y*m� :• • IN 6" LAYER OF �!'.•i BETWEEN TRENCHES lid' • *��' �!��' • �� ��.�.�.=.'CRUSHED STONE 2 FT. 2 FT. DRILL 5/16" HOLE HORIZONTALLY THROUGH TRENCH CROSS SECTION !! THE ELBOW AS SHOWN NOT TO SCALE I LATERAL PIPE: END CLEANOUT SCALE: 1 /2" = 1' CONTRACTOR SHALL VERIFY EXISTING INVERT PRIOR TO ANY CONSTRUCTION ON -SITE. CONTACT ENGINEER PRIOR TO CONSTRUCTION TO CONFIRM PIPE PITCH TO PROPOSED SEPTIC TANK/PUMP CHAMBER. Contractor shall set covers CONTRACTOR SHALL VERIFY EXISTING INVERT PRIOR to finished grade. I TO ANY CONSTRUCTION ON -SITE. CONTACT ENGINEER PERFORATED LENGTH 45 L.F. BITUMINOUS PAVEMENT 3 FT. (TOTAL OF 10 PERFORATIONS) 1" FINISH COURSE 5/16" HOLES AT 10' O.C. 2" BINDER COURSE CAPE COD BERM 3" MANIFOLD v v v REFER TO LAYOUT BELOW SHEET FOR LOCATION o 0 0 LOAM AND p p o NOTE: 12»� 3" SEED � LO CLEAN OUT NOT SHOWN PE 8 GRA L Y ;_; 5' O.C. of r` 5/16 ELBOW HOLE BITUMINOUS BERM DETAIL 11W PVC LATERAL r SET 24" BACK FROM SCALE: 1 /2" = 1' (NO PERFORATIONS FIRST 3') 5/16" HOLES AT 10' O.C. END OF TRENCH I LATERAL PIPE PERFORATION LAYOUT NOT TO SCALE 1 %" PVC LATERAL ELBOW 1 �/i" PVC LATERALS, 6 FT. O.C. REDUCER BUSHINGS AS NEEDED 3" TEE --� REDUCER BUSHINGS z AS NEEDED 3" MANIFOLD 3" LATERAL MANIFOLD MANIFOLD & LATERAL ASSEMBLY MANIFOLD TYPICAL ELEVATION NOT TO SCALE NOT TO SCALE TANK SIZE CALCULATIONS DESIGN CRITERIA DESIGN FLOW = 880 GAL. 200% FLOW TANK = 880 gal x 2 1,760 GAL. 100% FLOW TANK = 880 gal x 1 = 880 GAL. 200% FLOW TANK (PROPOSED) = 1,767 GAL. \/ 100% FLOW TANK (EXISTING) = TWO 1,000 GAL. min. " PUMP CALCULATIONS t8 BEDROOMS) Number of bedrooms: 8 Daily flow (gal.'s day) 880 Leaching area capacity required (gal.'s/day) 880 Side area proposed (sq. ft.) 816 Bottom area proposed s . ft. 392 Total area proposed s . ft. 1208 Proposed leachingcapacity al.'s da 894 -/i REBAR 6" IN LENGTH NO GARBAGE DISPOSAL UNITS ALLOIID ERFORATED CONCRETE BLOCK---"- MONITORING PORT NOT TO SCALE 1 %" PVC LATERAL 5/16" PERFORATION AT �� '** -5/16" PERFORATION AT THE 7:00 POSITION THE 5:00 POSITION LATERAL WIPE PERFORATION- NOT TO SCALE NOTE: 5/16" PERFORATIONS SHALL BE CLEANED OUT WITH WIRE BRUSH ONCE DRILLED. DESIGN FLOW = d 880 GPM REQUIRED DOSE VOLUME: _ 4 DOSES PER DAY = (880 GPD 4 DOSES A DAY) = 220 GALLONS PUMP RATE: PROPOSED NUMBER OF LATERALS, N = j 4 PROPOSED NUMBER OF PERFORATIONS PER LATERAL, n = 10 PROPOSED LATERAL HOLE DIAMETER, h = 5 16 IN. IN -LINE DISTAL PRESSURE DESIRED MIN. AT END, hd = 2.5 FT. PERFORATION DISCHARGE RATE, q = (11.79 x h 2 x hd^0.5 = 1.82 GPM LATERAL DISCHARGE RATE (PER LATERAL), (q x n) = 18.20 GPM REQUIRED PUMP DISCHARGE RATE, Q = (N x q x n) = 73 GPM TOTAL DYNAMIC HEAD: STATIC HEAD: PROPOSED FORCEMAIN CROWN ELEVATION, F crown = 27.00 PROPOSED PUMP CHAMBER BOTTOM ELEVATION, C bot = 17.91 STATIC HEAD, Hs = (F crown - C bot) = FRICTION LOSSES: 9.09 FT. MINOR LOSSES (FITTINGS) EQUIVALENT PIPE LENGTH: NO. EQ. LENGTH/FITTING EQ. LENGTH REDUCER 1 1.25 = 1.25 FT. TEE 1 11.5 = 11.5 FT. CHECK VALVE 1 14 = .14.0 FT. ELBOW 3 5.4 = 16.2 FT. GATE VALVE 1 1.25 _ 1.25 FT. SWEEP 4 3.5 = 14.0 FT. EQUIVALENT LENGTH FROM FITTINGS, Lf = 58.2 FT. DELIVERY PIPE (FORCE MAIN) LENGTH, L = 385 FT. TOTAL EQUIVALENT LENGTH OF PIPE, Lt = L + Lf = 443.2 FT. FRIC11ON 100 FT OF PIPE, Rf = 1.32 FT / 100 FT. FRICTION TOTAL HEAD LOSS, Hf = Lt x Rf 100 = 5.64 FT. NETWORK LOSSES, Hn = (1.27 x hd) _ ' 3.28 FT. TOTAL DYNAMIC HEAD 18 FT. PUMP REQUIREMENTS: FLOW (GPM) 73 GPM TDH (FEET) 18 FT. PUMP SELECTION: USE A LIBERTY PUMP MODEL LE70 Series, 3/4 HP, 2" DISCHARGE OR APPROVED EQUAL NOT B N I PRIOR TO CONSTRUCTION TO CONFIRM PITCH TO PROPOSED PUMP CHAMBER. Finish grade above and adjacent to system shall slope away at a min. of 2%. 20' min. distance (building to edge of leaching system) ' Existing Building Standing water as measured 4" Schedule 40 PVC pipe (tight joints). CLEAN OUT 4 ft. MINIMUM FILTER FABRIC INLET Li uid level 6" �- - _- A 25.97 B 23.48 � (SEE DETAIL) ZABEL FILTER COVER Lateral Invert elev. = 25.00 � » 1 f LATERALS - 45 L.F. - Inlet Inverts as measured • I OUTLET - Baffle Inv.= 22.33 CLEAN OUT Finish Grade Finish Grade=29.5f Finish Grade = 26 to 28 A 24.17 B� 23.07 Existing Sewer 1'min Pie to Remain 4" PVC SCH 40, s=0.02, MINIMUM :� 3" Force Main 3'max Lateral Invert elev. = 24.75 <. Existing EXISTING 385 L.F. *1,000 GALLON TANK Foundation SEPTIC TANKS Liquid level _ _ (TYPICAL OF 2) ' IF CONCRETE BAFFLES EXIST *1,000 GALLON Two sewer pipes. _ _ _ SOIL ABSORPTION TRENCHES Elev. = 22.75 TUF-TITE CONTRACTOR SHALL REMOVE (TYP. OF 2) �' M 2' LAYER OF 3/4" GAS BAFFLE EXISTING CONCRETE BAFFLES. N � TO 1 'A" DOUBLE p`. " AND REPLACE WITH 4 PVC Contractor » shall install a 4 pvc outlet N PROPOSED TWO -COMPARTMENT SEPTIC TANK PUMP / CHAMBER `V " w Sri WASHED STONE aFIR OUTLET TEES. tee with gas baffle. Refer to Detail. II A 3 Manifold Inv.= 24.00 Lo * THE SIZE OF THIS TANK HAS P d 4" SCH 40 P ° '" '`� "''''"�� ={ "''"�'' " �" '`�'''' '�' '' " ',' ' ° 00 EE CON MED. THE S ZE IS ropose VC „ x •-.• • • «• *••; • .• BASED ON THE OBSERVATIONS FROM OTHER SEPTIC TANKS ON sewer pipe from two existing tanks to THE SITE OF RESENTLY UPGRADED SEPTIC SYSTEMS. proposed new tank. Contractor shall 'c confirm pipe pitch prior to Installation. 6" layer of crushed compacted stone EXISTING SEPTIC TANK PROPOSED INVERT TYPI.CAL SEPTICSYSTEM PROfILE Not to .- Hi h ground water as per pond high water mark, elev. = 17f Bottom of test hole elev. = 14.2 H\HALCYON\216172sp,dw • Proposed precast concrete units shall be H-20 loading design. Water supply to all buildings provided by the Town of Yarmouth. GENERAL NOTES 1) No change to this system shall be made unless approved in writing by holmes and mcgrath, Inc. 2) Subject : to inspection during construction by the Board of Health and holmes and mcgrath, Inc. 3) Heavy construction equipment shall not travel over disposal system during or after construction. 4) Disposal system to be constructed in accordance with Title 5 of the State Environmental Code. 5) A copy of these plans must be kept on the site during the time of construction. 6) A copy of these plans must be furnished to the contractor constructing the disposal system. 7) Before backfilling, the contractor shall notify holmes and mcgrath, Inc., and the Board of Health Agent to inspect the system as constructed. 8) If the contractor encounters any variation between the existing conditions shown on the plan and the conditions encountered on the site, or any soil, condition different than shown on the soil log, or any adverse soil, the contractor shall immediately contact holmes and mcgrath, Inc. Holmes and. mcgrath, Inc. will examine the soil condition and report to the owner any suggested revisions. NOTICE Unless and until such time as a original (red) stamp of the responsible Professional Engineer, or Professional Land Surveyor appears on this plan: (A) no person or persons, including any municipal or other public officials, may rely upon the information contained herein; and (8) this plan remains the property of Holmes & McGrath, Inc.