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HomeMy WebLinkAboutAPPROVED plans 7.3.2025PLOT PLAN SCALE: 1 in. = 20 ft. LOT AREA: 118,483 SQ.FT.f (2.7 ACRES±) \ FLOOD ZONE AE 18 N/F (EL 15 FEET) WF ri \ GREAT ISLAND REALTY TRUST \ (LIMIT OF MODERATE BVW #1 ASSESSORS MAP 4, PARCEL 12 `` WAVE ACTION) WATER ELEVATION \\� \ (11/20/23) = 4.6 50' BUFFER ZONE \ \ W2 F I \ 6 WF VXFROM BORDERING BV# BVWF#9 _ NHESP PRIORITY \ \ \ \ VEGETATED WETLAND \ \ \ HABITAT (PH 211) WF EDGE OF BORDERING / 100 BUFFER ZONE\ \ �� \� \ \ \ BVW #3 VEGETATED WETLAND (BVW) 1// WF / I i `k BVW #8 / FROM BORDERING � \ WF 50' BUFFER ZONE / U� \ VEGETATED WETLAND \ \\\\ \ \ \ #4 WETLAND l� FROM BORDERING / SCALE: 1 In. = 1500 ft. UP \ \ \`� \ .,BVW SAMPLING / / VEGETATED WETLAND \ \ \ �\\ \ \ \ \� POINT/EBVW WF BVWF#7 / / 100' BUFFER ZONE / NHESP PRIORITY Iw _ - - - - - \ \ ` \ �#5 BVWF#6 / FROM TOP OF v I \ - - - - - - - \ \ / COASTAL BANK / I HABITAT (PH 211) I� I / \ \ \ \ \ \ -O 665'f FLOOD ZONE AE I I PROPOSED q \ \ \ �� \�`\\ \�\\ \ UPLAND �/ (EL 15 FEET) I / V I / UG - - _ - _ V E� O \ ` \ \ \ \ T ` - - - _ SAMPLING / /j ' 50 BUFFER ZONE R POINT / / (LIMIT OF MODERATE FROM TOP OF _ / WAVE ACTION) I; I �0� /---------2 - \U� ��� F(y \\ \ \ \ \ L---- - _ - - // FROM BANK / '/ I IQ I I / ° \ \\ �}' \ ,� \ \ \ \ \ \ ----- TRAIL \ \ �O/ / -- / I / N /`b� I /N, 'N X le ti \ SILT FENCE \ \ / \ / \ \ �O WORK LIMIT I / / \ \� \ PROPOSED ZONE / / / \� =� ��\ / / �I I / FLOOD ZONE VE \ I OF INFLUENCE / \ (EL 15 FEET) � � / � � � / �\ \ \ / �� / 100' BUFFER ZONEQ \\\0 / //\FROM BORDERING/�))�j O I \� \ \ \ \ \ \ 1� - / o / \ / VEGETATED WETLAND / / / I I 4" SCH-40 � / TH � \ \\ \ 7 � � ° e�- \�' o PVC VENT #4 D �/ / // Lo ---24-371 -------\\ \\\\ ° O / I I /oIP / 2O LAWN I / PSG v \ REgR�N \ D ° / /� / / O I� I--------TH------- _� \ 2° \ e \ \ D O / �/^ 7\! \ I 5 LIMIT----- R - #2 24x7------- \ SoR, \ \ \ ° ° SC/�ef I OF EXCAVATIONJlm� \ �� 27 PIrC F / (SEE GENERAL NOTE TH- R - - - - - - - - -TH - \ ORCF \ GOR(5\ Q I / #6, SHEET 2) #3 oIP # //y \ \ lRO&CID ry �I-----------------R--------- -� R \ \ \ i-- - / �I I _�� ---------- ------------- \ I LAWN D / X \ ° --1 \- \ K - / / v I TRAIL ( 24x3 � � / � / I 0LLI1 �1 K /m� / III I�MEAN HIGH / ATE- - - - - - -------- - - - It 4) 70' LONG x 2' WIDE x 2' DEEP ��® 1� ° \ I \ I \ ( � � -I- ° �R � - - MAIN HOUSE 5 � LEACHING TRENCHES 17. Q / I \L 1 - - 1 _ / O a O O O ` -� ' FIRST FLOOR EL- J a- / / 65' FRO, - _ _ TOF EL=17.13 \ _ I \ / I \ BAS MENT FLOOR EL=7 6 C) I \ \ 2000 GALLON 1500 GALLON 2500 GALLON ° / I / / - 24 150, ROM PROPOSED WELL PUMP CHAMBER SEPTIC TANK /\ SEPTIC TANK / 1N/ / / ' I A I � � I Gc \ ® \ ° ° 1 I l / // l of 24.4 J \ \ \ / i OG BLKHD� ° ELL ° YARp 4 L K T7OOR I / O If (S70N BENCHMARK: TOP OF 15x D J 14x3 CONCRETE BOUND \� 7 \ 5x0 I I / I I I EL.-25.22 NAVD 88 �16 14x7 / Hi5l X 24.0 / �� I\ I I X 24.1 ��I �\ \ '�/��I I �` I `� SILT FENCE /WORK LIMIT 6421± \ 100' BUFFER ZONE FROM TOP OF J v \ FLOOD ZONE VE O COASTAL BANK / A, FEET 15 EL O ( ) CONCRETE UPI I N/F P�� �� � \ LOCUS MAP 00 c� N I O FG= 16x3 MIN MAIN HOUSE INV=12.82 GUEST HOUSE INV=12.90 PROVIDE 20" MIN. DIA. WATERTIGHT ACCESS MANHOLE AND COVER CONSTRUCTED OF DURABLE MATERIAL BROUGHT TO WITHIN 6" OF FINISHED GRADE FG=16x0 6'MIN. z 6" MIN. p PROVIDE MIN j 2% SLOPE N ' m INV. _ _ 12.46 L A2. m, N 3"MAX. GAS MAIN HOUSE BAFFLE 18' ALONG PIPE s FLOW LINE GUEST HOUSE INLET OUTLET A , 21 ' ALONG PIPE6" OF f ' STONE pD�Oop°00000 oOD 0400 °oDODdO�o c ) O�a BELOW DO 0 SEPTIC TANK (H-20) 0 0 O D o a CAPACITY = 2500 GALLONS (COMPARTMENT # 1) PRECAST REINFORCED CONCRETE USE ACME-SHOREY ITEM #ST 252 OR APPROVED EQUAL PROFILE OF SYSTEM - NO SCALE TANKS UNDER DRIVEWAY SHALL HAVE CONCRETE RISERS AND HEAVY DUTY FRAMES AND COVERS / (H-20 LOADING) / FG= 16xO INV. _ 12_21 _ 6"MIN. 6" MIN. INV. _ 12.11 L A2-MIN 3"MAX. � PROVIDE ZABEL DEP 5, , APPROVED EFFLUENT FLOW LINE TEE FILTER AND GAS ALONG PIPE INLET BAFFLE OUTLET 6" OF goo oDoo° ooD Da0000DODao�o� ooa$Q000 BE�owD°o°o�o SEPTIC TANK (H-20) 0po4°oOn CAPACITY = 1500 GALLONS (COMPARTMENT #2) PRECAST REINFORCED CONCRETE USE ACME-SHOREY ITEM #ST 152M OR APPROVED EQUAL NOTE: ALL PIPE TO BE 4" DIAM. PVC TIGHT JOINT SCH. 40 UNLESS OTHERWISE NOTED INV. = 11_86 _ BARBARA B. CHACE �� 5�' BOUND FOUND / PROPOSED O QP -�% STAIRS TO BEACH a ASSESSORS MAP 4, PARCEL 14 ��� • 50' BUFFER ZONE SEE SHEET 3 o P FROM TOP OF / COASTAL BANK MEAN HIGH - �18� / / / / WATER O A VARIANCE IS REQUESTED FROM THE YARMOUTH BOARD OF HEALTH REQUIREMENTS AS FOLLOWS: (3.7) FOUNDATION OF DWELLINGS SHALL NOT BE LESS THAN 2 FEET ABOVE THE HIGHEST POINT OF THE ROAD AFFRONTING EACH LOT. THE HIGH POINT IN THE ROAD IS EL 24.0, APPROXIMATLY 350 FEET NORTH EAST OF THE PROPOSED BUILDING. THE PROPOSED TOP OF THE FOUNDATION ELEVATION IS 17.13. FINISHED GRADING IS TO SLOPE AWAY FROM THE BUILDING FOR A DISTANCE OF TEN FEET, MINIMUM. APPROVED BY YARMOUTH BOARD OF HEALTH AGENT: SIGNATURE FLOAT ELEVATIONS MEASURED FROM BOTTOM OF PUMP CHAMBER AS FOLLOWS: - PUMP OFF 12" ABOVE TANK BOTTOM - PUMP ON 15" ABOVE TANK BOTTOM - ALARM ON 17" ABOVE TANK BOTTOM QUICK CONNECT UNION TANKS UNDER DRIVEWAY SHALL HAVE CONCRETE RISERS AND FG= 16x1 MAX HEAVY DUTY FRAMES AND COVERS „FT:I„ - (H-20 LOADING) I 2.82'=1.2 DAYS f STORAGE=1518 GALS. PROPOSED INV. =1 1.68 ALARM ON ELEV=8.86 PUMP ON ELEV=8.69 DRAW DEPTH = 0.26 9' (141 GALS.) ALONG PIPE ° PUMP OFF ELEV=8.43 BOTTOM OF PUMP CHAMBER ELEV. = 7.43 OUTLET STONE opOpo0000 0°DODQ DO 0Dd D D D BELOW 0 00 0 CRUSHED STONE °SOD o0 0 DOSING CHAMBER (NO SCALE) USE ACME-SHOREY 2000 GALLON SEPTIC TANK (H-20) ITEM #ST 202LP OR APPROVED EQUAL DATE PROVIDE WATERTIGHT ACCESS MANHOLE AND COVER CONSTRUCTED OF DURABLE MATERIAL BROUGHT TO WITHIN 6" OF FINISHED GRADE 2" SDR-21 PVC FORCE MAIN TO D-BOX 2" PVC BALL VALVE 1/4" WEEPHOLE TO ALLOW FORCE MAIN TO DRAIN 2" PVC, BALL CHECK VALVE FLOAT SWITCHES (TYP.) 1/2 H.P. LIBERTY PUMP LE 51A SERIES SUBMERSIBLE SEWAGE PUMP 6" MIN. LEVEL MECHANICALLY COMPACTED BASE PE OVIDE I .� 1-2" . `121.59 INV. _ - / -• _21_76 / �O 6" OF P STNE a O BELOW Op 19, DISTRIBUTION BOX (H-20)MAX FIVE OUTLETS INVERT ELEVATIONS OF ALL OUTLETS TO BE THE SAME UNUSED OUTLETS SHALL BE PLUGGED WITH HYDRAULIC CEMENT OUTLET PIPES SHALL BE LEVEL FOR AT LEAST TWO FEET USE ACME-SHOREY D852 OR APPROVED EQUAL rBERT �J\ JOHN FREEMAN v No. 32655 oFess�oN p� 9ND SIIRV�y ELEVATIONS REFER TO NAVD 1988. SEE BENCHMARK ON PLAN. A BENCHMARK SHALL BE TRANSFERRED TO WITHIN 75' OF ALL SEPTIC SYSTEM COMPONENTS PRIOR TO CONSTRUCTION. SOIL ABSORPTION SYSTEM CROSS SECTION NO SCALE FINISHED GRADE 244 FINISHED GRADE 247 FINISHED GRADE 24x3 4" MIN. CLEAN BACKFILL 91,MIN. BEGINNING FILTER FABRIC 19.45 INVERT=21.40 \ 0 0 I 0 0 0 I 0 0 0 0 0I 0 0 o I QO DO 40 DO V 40 0oDOQ°ooD°o°D QpD °q°oDooDpD° a°DUDp°D 00 O OOQOop00�0Q4oQ0 000 0 oo0ogo°0O0O QODO°ovo B- ovo DOD°oDD °o°o DDD O oD °pao,O%Ooec Ddo D D o END INVERT 21.0 o-Tpo Do DaDoOOODDo E°NDOF TRENCHES TO BE 0oa0oNNECTED TO A 4" PVC ELEVATION OF TRENCH BOTTOM = _19_0 SCH 40 HEADER AND VENT) 70' 4" PERFORATED PVC - SCH. 40 N.S.F. (ASTM 26665) OR APPROVED EQUAL, PERFORATIONS TO BE EVENLY SPACED ALONG TWO ROWS, RUNNING THE LENGTH OF THE LINE, ON EACH SIDE MIDWAY BETWEEN THE INVERT AND CENTERLINE WHICH SEPARATES THE UPPER AND LOWER HALVES OF THE PIPE. PERFORATIONS SHALL BE 2 3/8" AND S 5/8" IN DIAMETER. LEGEND PROPOSED CONTOUR LINE ---XX--- EXISTING CONTOUR W PROPOSED WATER LINE PROPOSED DISTRIBUTION BOX PROPOSED LEACHING AREA E_ R _] PROPOSED LEACHING RESERVE AREA ## x # EXISTING SPOT ELEVATIONS TEST HOLE LOCATIONS R PROPERTY LINE ## x # PROPOSED SPOT ELEVATION OH OVERHEAD UTILITIES UG PROPOSED UNDERGROUND UTILITIES FG FINISHED GRADE UP UTILITY POLE TOF TOP OF FOUNDATION ELEVATION IP INSPECTION PORT SECTION VIEW (NO SCALE) DESIGN CALCULATIONS 1. ESTIMATED HYDRAULIC LOADING: 11 BEDROOMS AT 110 GPD PER BEDROOM = 1210 GPD GARBAGE GRINDER IS NOT ALLOWED WITH THIS DESIGN 2. SEPTIC TANK SIZE: 2 COMPARTMENTS REQUIRED FIRST COMPARTMENT = 1210 GPD x 200% = 2420 GAL. MIN. REQUIRED 2500 GALLON SEPTIC TANK PROVIDED SECOND COMPARTMENT = 1210 GPD x 100%=1210 GAL. MIN. REQUIRED 1500 GALLON SEPTIC TANK PROVIDED 3. DESIGN PERCOLATION RATE _ <5 MINUTES PER INCH SOIL TEXTURE SANDS, CLASS 1 310 CMR 15.242 EFFLUENT LOADING RATE = 0.74 GPD/SF 4. LEACHING AREA: (4) 70'L X 2'W X 2'D TRENCHES: TOTAL SIDEWALL AREA PROVIDED = 1120 SF X 0.74 GPD/SF 828.8 GPD TOTAL BOTTOM AREA PROVIDED = 560 SF X 0.74 GPD/SF 414.4 GPD MAXIMUM ALLOWABLE LOADING UNDER TITLE 5 = 1243 GPD ACTUAL HYDRAULIC LOADING = 1210 GPD (SEE 1.) DESIGNED LEACHING AREA EXCEEDS LEACHING AREA REQUIRED UNDER BOTH TITLE 5 AND THE TOWN OF YARMOUTH BOARD OF HEALTH REGULATIONS 5. NITROGEN SENSITIVE AREA LOADING CALCULATION: LOT SIZE REQUIRED = 1210 GPD X 10000 SF/110 GPD = 110000 SF LOT SIZE PROVIDED = 118483t SF FINISHED GRADE TOPSOIL 4" IN. PROPOSED SEWAGE DISPOSAL SYSTEM AND SITE PLAN 2" LAYER 1/8" TO 1/2" DOUBLE WASHED STONE, CLEAN BACKFILL 9" MIN. FOR: A PROPOSED 9 BEDROOM DWELLING AND FREE FROM DUST AND 2 BEDROOM GUESTHOUSE FINES IN PLACE ° ° ,$�`� a °$ °8 e AT: 1 129 GREAT ISLAND ROAD 3/4" To 1 1/2" Q�p oa FILTER FABRIC YARMOUTH, MASSACHUSETTS DOUBLE WASHED STONE, QO D OD 0 D odo o TO EXTEND 1' ASSESSOR'S MAP: 4 PARCEL: 13 FREE FROM DUST AND o oo00 00 BEYOND EDGE D D D FINES IN PLACE 0004° D 0Coo OF TRENCH APPLICANT: NICHOLAS KASDON AND HENRY KASDON 24 00voo°o Dgo Do�QO 1 129 GREAT ISLAND ROAD 0°°o°p4p°D4°00o YARMOUTH, MA JOB #:0-12678 NOTES: 24" �NZ14OFM DATE: MAY 7, 2025 DESIGNED BY: REVISED: JUNE 18, 2025 LAS DRAWN BY: SIDES AND BOTTOM OF LEACHING LAUPA y INTERFACES TO BE SCARIFIED PRIOR A. � LAS / RJF TO PLACEMENT OF STONE. SCMOFIMD CHECKED BY: BOTTOM OF LEACHING TRENCHES LAS TO BE LEVEL. SCHOFIELD BROTHERS OF CAPE COD `rgNITAR�p� LAND SURVEYING - ENVIRONMENTAL PERMITTING SHEET 1 OF 3 P.O. BOX 101, 161 CRANBERRY HIGHWAY ORLEANS, MA •♦ (508) 255-2098 4" SCH.-40 PVC 1. GENERAL FURNISH AND INSTALL ONE COMPLETE PUMPING SYSTEM 6. ALARM CONSISTING OF ONE SUBMERSIBLE SEWAGE PUMP AND MOTOR, A HIGH WATER ALARM SHALL BE SUPPLIED WITH BOTH AN DISCHARGE PIPING AND VALVES, FLOAT SWITCHES, AUDIBLE AND VISUAL ALARM WITH A SEPARATE POWER SUPPLY LEVEL CONTROLS, HIGH WATER ALARM AND SIMPLEX CONTROL PANEL. FROM THE PUMP. MIRAFI 140N FILTER FABRIC OVER STONE ALL EQUIPMENT SHALL BE INSTALLED IN ACCORDANCE WITH THE AN ALARM SILENCER BUTTON SHALL BE PROVIDED TO SILENCE ROOF LEADER 4" PRECAST SLAB TOP MANUFACTURER'S SPECIFICATIONS AND WARRANTED FOR A PERIOD OF THE AUDIBLE ALARM WHILE THE VISUAL ALARM REMAINS LIT OVERFLOW AT LEAST ONE YEAR. UNTIL MANUALLY RESET. THE PANEL SHALL BE LOCATED 4' DIA WITH 18" DIA UPON COMPLETION OF THE INSTALLATION, THE CONTRACTOR SHALL AT A LOCATION APPROVED BY THE HOMEOWNER. 0 / CONNECTOR BOOT CONC. COVER (MIN) PROVIDE A SUFFICIENT QUANTITY OF CLEAN WATER TO CONDUCT PUMP OPERATION TESTS. ~ o SPLASH BLOCK MEDIUM DUTY CAST IRON FRAME 7. PIPING z & GRATE (ROUND) (USE 2. DOSING CHAMBER (PUMP STATION) THE PUMP STATION DISCHARGE PIPING, FITTINGS AND SEWAGE 0 6" MIN LEBARON R918 OR EQUAL) SET THE PUMP CHAMBER SHALL BE A ACME-SHOREY 2000 GALLON FORCE MAIN SHALL BE 2-INCH SDR-21 PVC. WITHIN / �12" RIM AT FINISHED GRADE. H-20 SEPTIC TANK ITEM #ST 1202LP OR APPROVED EQUAL WITH THE PUMP CHAMBER, THE DISCHARGE PIPING SHALL INCLUDE THE z S=1.0% MIN INVERTS SET TO THE INDICATED ELEVATIONS. FOLLOWING: 1) IN THE VERTICAL POSITION: A 2-INCH BALL- o PUMP CHAMBER SHALL BE MADE WATERTIGHT THROUGH TYPE, CHECK VALVE; AND 2) IN THE HORIZONTAL POSITION: J ` 3' / SEAL CAST IRON FRAME MANUFACTURER'S SPECIFICATIONS. A 2-INCH BALL VALVE, AND A 2" QUICK DISCONNECT UNION. m WITH CONCRETE MORTAR PUMP CHAMBER SHALL BE SET ON A MECHANICALLY COMPACTED, PIPING AND VALVES SHALL BE ARRANGED SO THAT THEY ARE 6" PVC OR 3' BRICKS AND MORTAR LEVEL, STABLE 6" BASE STONE AGGREGATE. EASILY ACCESSIBLE FROM THE PUMP CHAMBER MANHOLE COVER. "CLASS ADS (N-12) FOR ADJUSTMENT FORCE MAIN SHALL BE LAID IN A B" TRENCH BEDDING. DRAIN PIPE 6 "MINA 6" RADIAL BARRELL BLOCK DRY 3) A WEEP HOLE SHALL BE PROVIDED TO ALLOW THE FORCE 3. PUMP AND MOTOR MAIN TO DRAIN BACK TO THE PUMP CHAMBER. 3/4" TO 1 1/2" xXX\\ 1\ I LAID WITH 3/4" OPEN JOINTS PUMP AND MOTOR SHALL BE HEAVY DUTY SEWAGE -TYPE EJECTOR WASHED STONE �6' DIA OR PRECAST CONCRETE WITH A 2 INCH DISCHARGE. PUMP AND MOTOR SHALL BE FULLY DRYWELL (SHEA MINI -DRY -WELL SUBMERSIBLE AND SHALL OPERATE WITH A 115V, 60 HZ ALL PIPING OUTSIDE THE PUMP CHAMBER WHICH IS LESS THAN NOTES: DW-MDW36WC) OR EQUAL. SINGLE PHASE POWER SOURCE. THE ELECTRICAL FOUR (4) FEET BELOW FINAL FINISHED GRADE SHALL BE CONTRACTOR SHALL VERIFY THAT PROPER VOLTAGE IS SURROUNDED WITH A MINIMUM OF TWO (2) INCHES OF RIGID 1. ALL ROOF AREA RUNOFF SHALL BE COLLECTED IN GUTTERS AND DOWNSPOUT AVAILABLE AT THE CONTROL PANEL AND THAT THE PANEL IS INSTALLED STYROFOAM INSULATION AND SHALL DRAIN BACK TO THE SYSTEMS OR DRIP TRENCH SYSTEMS CONTAINING WASHED STONE AND PERFORATED ACCORDING TO THE MANUFACTURERS SPECIFICATIONS. PUMP CHAMBER. COLLECTION PIPES, AND DIRECTED TO THE SEEPAGE PIT. USE A LIBERTY LE 51M SERIES 1/2 HP EFFLUENT PUMP OR APPROVED EQUAL. PROVIDE CONCRETE THRUST BLOCKING AT ALL FORCE MAIN BENDS WITH 2. THE SEEPAGE PIT SHOWN IN THIS DETAIL IS DESIGNED TO HANDLE 1000 SQ. FT. OF THE PUMP SHALL BE RATED AS FOLLOWS: MINIMUM SOIL BEARING SURFACE AREA OF ONE SQUARE FOOT. ROOF AREA. EQUIVALENT INFILTRATION DESIGNS TO BE CONSIDERED MUST HAVE A 1/2 HP B 54 GALLONS PER MINUTE B MINIMUM WATER STORAGE VOLUME EQUAL TO 1/2 INCH OF RUNOFF OVER THE C 19.5 FEET TOTAL DYNAMIC HEAD CONTRIBUTING ROOF AREA. 4. LEVEL CONTROLS SEALED FLOAT -TYPE SWITCHES SHALL BE SUPPLIED TO CONTROL THE SUMP LEVEL AND ALARM SIGNAL. TWO FLOAT SWITCHES SHALL BE USED TO CONTROL THE SUMP LEVEL; ONE FOR FOR PUMP "OFF" AND ONE FOR PUMP "ON". A THIRD SWITCH SHALL BE PROVIDED WITH A POWER SOURCE SEPERATE FROM THE PUMP POWER AND SHALL BE FOR THE ALARM UNIT. THE FLOAT LEVEL CONTROLS SHALL BE SET TO OPERATE AT THE ELEVATIONS INDICATED ON THE PLANS. 5. CONTROL PANEL THE CONTROL PANEL SHALL BE LOCATED IN A SUITABLE LOCATION APPROVED BY THE HOMEOWNER Z 0 I SANECO CF-4 ACTIVATED CARBON VENT FILTER OR APPROVED EQUAL 1 CU. FT. CONC. ANCHOR BLOCK 8. DOSING REQUIREMENTS PURSUANT TO 310 CMR 15.254: DOSING: THE SYSTEM HAS BEEN DESIGNED TO PROVIDE 10 DOSES PER DAY EQUAL TO 141 GALLONS PER DOSE. THIS VOLUME IS BASED ON A DESIGN FLOW OF 1210 GALLONS PER DAY DIVIDED BY 10, AND A FORCE MAIN FLOW -BACK VOLUME OF 20 GALLONS PER DOSE. ADDITIONAL STORAGE PROVIDED IN THE PUMP CHAMBER, ABOVE THE HIGH WATER LEVEL IS APPROXIMATELY 1391 GALLONS. IN THE EVENT OF A POWER FAILURE, THIS IS SUFFICIENT CAPACITY TO PROVIDE FOR APPROXIMATELY 27.5 HOURS OF STORAGE. FINISHED GRADE 4" PERFORATED PVJIN PROVIDE RE -BAR FOR WITH SCREW TYPEDETECTION ° CAP. RAISE TO WITH(TOP OF BAR 3" OF FINISHEDFLUSH WITH 4" SCH.-40 GRADEPVC CAP) PVC HEADER LEACH TRENCH EXTEND PORT TOFROM BOTTOM OF LEACFACILITYFIELD LEACHING Z TYPICAL INSPECTION PORT DETAIL 90' ELBOW nin cnn i 90' ELBOW LEACHING SYSTEM VENT (NO SCALE) 0c o 0 0 0Q-III E 0<0o II -I w- =)0 o Ncnu-0 0 �ZOZ Za 5 � Q<z m zo= Z �00� N 0 (Ifz cn�5Q 24" MIN. 3. SEEPAGE PITS SHALL BE LOCATED AS FOLLOWS: - NOT CLOSER THAN 10 FEET FROM A FOUNDATION WALL OR STRUCTURE. - AWAY FROM VEHICULAR TRAFFIC AREAS UNLESS DESIGNED FOR H-20 LOADING. - NO TREES SHALL BE LOCATED WITHIN 10 FEET OF THE SEEPAGE PIT. - THE BOTTTOM OF THE SEEPAGE PIT SHALL BE ABOVE THE SEASONAL MAXIMUM GROUNDWATER ELEVATION AS DETERMINED BY SOIL EVALUATION PER MASS TITLE 5 CRITERIA ROOF DRAIN SEEPAGE PIT DETAIL (NO SCALE) " LOAM & SEED COMPACTED BACKFILL NATURAL GRADE - COMPACTED SELECT BACKFILL FORCE MAIN 2" SDR21-PVC SUPPORT POLES, 2" X 2" STAKES DRIVEN 1-1/2' TO 2' INTO GROUND FILTER FABRIC STARED rr WATTLE TAMPED ANCHOR COMPACTED APPROVED SOIL 6" TRENCH GRAVEL BACKFILL TYPICAL FORCE MAIN BEDDING DETAIL (NO SCALE) FORCE MAIN SHALL BE LAID IN A "CLASS B" TRENCH BEDDING . ALL PIPING OUTSIDE THE PUMP CHAMBER WHICH IS LESS THAN FOUR (4) FEET BELOW FINAL FINISHED GRADE SHALL BE SURROUNDED WITH A MINIMUM OF TWO (2) INCHES OF RIGID STYROFOAM INSULATION AND WILL DRAIN BACK TO PUMP CHAMBER. PROVIDE CONCRETE THRUST BLOCKING AT ALL FORCE MAIN BENDS WITH MINIMUM SOIL BEARING SURFACE AREA OF ONE SQUARE FOOT. SILT FENCE WITH STAKED WATTLE INSTALL BY RECOMMENDED TOE -IN METHOD SILT FENCE/WORK LIMIT WITH STAKED WATTLE SEDIMENT BARRIER DETAILS (NO SCALE) CONSTRUCTION AND EROSION CONTROL NOTES: THE FOLLOWING ARE GENERAL EROSION CONTROL SPECIFICATIONS TO BE EMPLOYED WHEN CONSTRUCTION WORK IS TO TAKE PLACE ON SITE: 1. PRIOR TO ANY DISTURBANCE OR ALTERATIONS OF ANY AREA ON THE SITE A STAKED SILT FENCE OR SILT FENCE WITH STAKED STRAW WATTLE SEDIMENT BARRIER SHALL BE INSTALLED AT THE LOCATION SHOWN. 2. ONCE INSTALLED, THE SEDIMENT BARRIER SHALL BE MAINTAINED IN PLACE UNTIL ALL AREAS UPGRADIENT FROM THE BARRIER HAVE BEEN STABILIZED AS SPECIFIED HEREIN. 3. ALL DISTURBED AREAS NOT OTHERWISE DEVELOPED OR WHERE SPECIAL STABILIZATION MEASURES OR LANDSCAPE PLANTINGS ARE NOT PROPOSED SHALL BE LOAMED AND SEEDED WITH A RYE/FESCUE MIX. FOUR INCHES OF TOPSOIL (LOAM) SHALL BE APPLIED UNLESS OTHERWISE SPECIFIED. 4. ALL AREAS OUTSIDE OF THE LIMIT OF WORK ARE TO BE LEFT UNDISTURBED. DURING THE SITE WORK ALL PERSONS AND EQUIPMENT SHALL STAY OUT OF THESE AREAS AND PRESERVE THE EXISTING VEGETATION. 5. CONTRACTOR SHALL REFER TO AND BE FAMILIAR WITH THE ORDER OF CONDITIONS ISSUED BY THE TOWN OF YARMOUTH CONSERVATION COMMISSION. DEEP TEST HOLE OBSERVATION LOG #1 DATE: JUNE 12, 2024 JOB: 1129 GREAT ISLAND ROAD PERFORMED BY: LAURA A. SCHOFIELD, IRS, SE WITNESSED BY: BARRY LEWIS, YARMOUTH BOH ELEVATION DEPTH FROM SOIL SOIL TEXTURE SOIL COLOR SOIL (FT) SURFACE (IN) HORIZON (USDA) (MUNSELL) MOTTLING OTHER 24.4-24.1 4-0 O ORGANIC 10YR5/2 LEAF LITTER 24.1-23.5 0-7 A/E SANDY LOAM 1OYR3/3 NONE 23.5-22.0 7-25 BW SANDY LOAM 10YR4/6 22.0-20.6 25-42 Cl LOAMY SAND 10YR6/6 20.6-19.5 42-55 C2 SANDY LOAM 10YR5/4 19.5-17.8 55-75 C3 LOAMY SAND 10YR5/6 17.8-13.3 75-130 C4 LOAMY SAND 10YR6/4 PARENT GEOLOGICAL MATERIAL: GLACIAL OUTWASH STANDING WATER IN HOLE: NO WEEPING FROM FACE: NO DEPTH TO BEDROCK: ESTIMATED SEASONAL HIGH GROUNDWATER BELOW ELEVATION 13.3 PERCOLATION TEST: TOP OF PERC AT 60" 24 GALLONS THROUGH PERC IN 11:53 RATE _ <2MPI DEEP TEST HOLE OBSERVATION LOG #2 DATE: JUNE 12, 2024 JOB: 1129 GREAT ISLAND ROAD PERFORMED BY: LAURA A. SCHOFIELD, IRS, SE WITNESSED BY: BARRY LEWIS, YARMOUTH BOH ELEVATION DEPTH FROM SOIL SOIL TEXTURE SOIL COLOR SOIL (FT) SURFACE (IN) HORIZON (USDA) (MUNSELL) MOTTLING OTHER 24.4-24.2 3-0 O ORGANIC 10YR3/3 LEAF LITTER 24.2-23.5 0-8 A/E SANDY LOAM 10YR5/2 NONE 23.5-22.4 8-22 BW SANDY LOAM 10YR5/6 22.4-20.0 22-51 Cl SANDY LOAM 10YR6/4 20.0-17.4 51-81 C2 LOAMY SAND 10YR5/4 COARSE 17.4-14.0 81-122 C3 SAND 10YR6/4 COARSE PARENT GEOLOGICAL MATERIAL: GLACIAL OUTWASH STANDING WATER IN HOLE: NO WEEPING FROM FACE: NO DEPTH TO BEDROCK: ESTIMATED SEASONAL HIGH GROUNDWATER BELOW ELEVATION 14.0 PERCOLATION TEST: TOP OF PERC AT 48" RATE = <5MPI DEEP TEST HOLE OBSERVATION LOG #3 DATE: JUNE 12, 2024 JOB: 1129 GREAT ISLAND ROAD PERFORMED BY: LAURA A. SCHOFIELD, IRS, SE WITNESSED BY: BARRY LEWIS, YARMOUTH BOH ELEVATION DEPTH FROM SOIL SOIL TEXTURE SOIL COLOR SOIL (FT) SURFACE (IN) HORIZON (USDA) (MUNSELL) MOTTLING OTHER 24.4-24.1 4-0 O ORGANIC 10YR5/2 LEAF LITTER 24.1-23.4 0-8 A/E SANDY LOAM 1OYR3/3 NONE 23.4-22.6 8-18 BW SANDY LOAM 10YR4/6 22.6-19.4 18-57 Cl SANDY LOAM 10YR5/4 COARSE 19.4-14.1 57-120 C2 SAND 10YR5/6 PARENT GEOLOGICAL MATERIAL: GLACIAL OUTWASH STANDING WATER IN HOLE: NO WEEPING FROM FACE: NO DEPTH TO BEDROCK: ESTIMATED SEASONAL HIGH GROUNDWATER BELOW ELEVATION 14.1 PERCOLATION TEST: DEEP TEST HOLE OBSERVATION LOG #4 DATE: JUNE 12, 2024 JOB: 1129 GREAT ISLAND ROAD PERFORMED BY: LAURA A. SCHOFIELD, IRS, SE WITNESSED BY: BARRY LEWIS, YARMOUTH BOH ELEVATION DEPTH FROM SOIL SOIL TEXTURE SOIL COLOR SOIL (FT) SURFACE (IN) HORIZON (USDA) (MUNSELL) MOTTLING OTHER 24.1-23.8 4-0 O ORGANIC 10YR3/3 LEAF LITTER 23.8-23.4 0-5 A/E SANDY LOAM 10YR5/2 NONE 23.4-22.4 5-17 BW SANDY LOAM 10YR5/6 22.4-20.5 17-40 Cl SANDY LOAM 10YR6/4 20.5-18.8 40-60 C2 SANDY LOAM 10YR5/4 COARSE 18.8-15.3 60-102 C3 LOAMY SAND 10YR6/4 PARENT GEOLOGICAL MATERIAL: GLACIAL OUTWASH STANDING WATER IN HOLE: NO WEEPING FROM FACE: NO DEPTH TO BEDROCK: ESTIMATED SEASONAL HIGH GROUNDWATER BELOW ELEVATION 15.3 PERCOLATION TEST: 00 Lo cV Lol u NOTES: 1. ZONING CLASSIFICATION: RESIDENTIAL R-87 2. PARCEL AREA: 2.7 ACRES± 3. ASSESSORS: MAP 4, PARCEL 13 4. VERTICAL DATUM OF 1988. SEE BENCHMARK ON PLAN. 5. FOR REFERENCE SEE - LAND COURT PLAN 4075J, LOT 43 6. EXISTING CONDITIONS INCLUDING TOPOGRAPHY WERE OBTAINED BY FIELD SURVEY THROUGH SEPTEMBER, 2024. SHEET 2 OF 3 FLOOD ZONE AE I I ///j (EL 15 FEET) 50' BUFFER ZONE /1 I (LIMIT OF MODERATE /� I �C �-I / WAVE ACTION) % ; / COA°STAL° BANK I�� I I MEAN HIGH WATER co FLOOD ZONE VE FEET 15 EL / / III c ) / \ \ 100' BUFFER ZONE /� FROM BORDERING ,\ VEGETATED WETLAND IN, \ -7 /A, / co 0 MEAN H WATER / co, �0►III; _ �\ Q of Ill 1 Il \ LOOD ZONE VE O (EL 15 FEET) PROPOSED O 2"x8" BOX FRAME BOLTED' SPLIT CAP LANDING � aa� ry ao i PLAN SCALE: 1 11= 20' 1/4" SPACE oo BOLTS (2)" MIN. 5/8" BOLTS w/ NUTS & WASHERS MIN. 18 GAUGC STAIR STRINGER HANGERS M 2" x 12" STRINGER "SISTERED" WITH 2" x 6" STIFFENER PLANK SCREWED @ 8" O.C. ( SEE ALTERNATE LEDGER OPTION FOR TREAD SUPPORT) WHERE DECKING SPANS EXCEED 16" PROVIDE INTERMEDIATE JOISTS @ 16" O.C. ON LANDING 4"x 6" POSTS 2" x 6"/ SPLIT CAP BENT SUPPORT 00 D6O 4"x 6" POSTS @ 8' SPACING (APPROX.) MAX 42" CLEARANCE BETWEEN HANDRAILS TOP RAIL AND MID RAIL REQUIRED 2 BOLTS PER POST, 4 FT. MIN. EMBEDMENT AS MEASURED VERT. & HORIZ. 2" STOCK FOR TREADS AND STRINGERS ( SEE ALTERNATE LEDGER DETAIL OPTION) ,---RISER HEIGHT — 7" MAX I TREAD WIDTH — 11" MIN. LOWER BENTS 4 - USE 8" PILINGS TYPICAL STAIRCASE DETAIL (NO SCALE) 5' / EMBEDMENT `1 Z Q m J H a 0 0 LL 0 0- 0 COASTAL BANK COASTAL BEACH TO MLW 0 4 8 10 12 14 16 18 20 22 ALTERNATE BOLTED LEDGER TREAD SUPPORT METHOD 42" MAX. CLEAR 2" STOCK FOR TREADS 2x4 LEDGERS w 2 1 2" DIA. BOLTS RISER HEIGHT VARIES w EACH SEGMENT OPEN RISERS o DBL 2x6 SPLIT CAP SET FOR o o STRINGER PITCH OR NOTCHED o CROSS BRACE POSTS ° w/ GREATER THAN FT. EXPOSURE oi I I I I j I I SCREW TREAD TO STRINGER F� 5/8" BOLTS w/ NUTS AND WASHERS t� 4" x 6" POSTS 8" DIA. PILING 0 BOTTOM SUPPORT BENTS A L TERNA TE FRAME END VIEW (NO SCALE) CONSTRUCTION NOTES: 1. ELEVATIONS REFER TO NAVD88 2. ALL WORK SHALL BE UNDERTAKEN IN ACCORDANCE WITH ANY ORDER OF CONDITIONS ISSUED BY THE YARMOUTH CONSERVATION COMMISSION. 3. THE PROPOSED STAIRWAY SHALL BE CONSTRUCTED OF STANDARD DIMENSIONED LUMBER AS INDICATED ON THE TYPICAL DETAIL. THE FRAME TIMBER STOCK SHALL BE OF A PRESSURE TREATED (ACQ OR APPROVED EQUAL) CONSTRUCTION GRADE FIR OR YELLOW PINE. ALL LUMBER IN GROUND CONTACT SHALL BE RATED FOR IN -GROUND USE. INPECTION FOR FUTURE EROSIVE CONDITIONS IN POST VICINITY IS RECOMMENDED. 4. HARDWARE: PREFERRED HARDWARE FOR ACQ APPLICATION IS STAINLESS STEEL. HARDWARE SHALL MEET THE AWPA EXPOSURE SPECIFICATION AC257 FOR ANTI -CORROSION PROTECTION. LARGE DIAMETER BOLTS MAY BE HOT -DIP GALVANIZED STEEL (CLASS C). ALL BOLTS SHALL BE THRU-BOLTS WITH NUTS AND WASHERS. USE OF LAG BOLTS SHALL BE USED ONLY UPON OWNERS' ENGINEERS APPROVAL. ROUTINE INSPECTION OF THE STRUCTURE AND FASTENER CONDITION IS RECOMMENDED DUE TO WOOD PRESERVATIVE EFFECTS AND COASTAL EXPOSURE. 5. HANDRAIL MAY BE OF SOFTER WOOD OR COMPOSITE VARIETY SUBJECT TO OWNERS' APPROVAL. 6. SUBSTITUTION OF COMPOSITE MATERIALS FOR ANY TIMBER COMPONENTS IS SUBJECT TO APPROVAL BY THE OWNER AND ENGINEER. 7. MATERIAL DELIVERY, REFUSE AND DEBRIS COLLECTION, STORAGE AND PICKUP SHALL BE FROM THE UPPER BANK UTILIZING AS MUCH AS POSSIBLE THE COMPLETED PORTIONS OF THE STAIRWAY. 8, TO THE DEGREE POSSIBLE FABRICATE STAIR FRAME, TREAD AND RAIL COMPONENTS AWAY FROM THE SLOPED AREA. 9. OWING TO MINOR TOPOGRAPHIC VARIATIONS AND SPECIFIC TREE LOCATIONS EVALUATION OF THE NEED FOR PRUNING WILL BE REVIEWED AT TIME OF CONSTRUCTION. THE PROPOSED STAIRWAY LAYOUT MAY BE SUBJECT TO MINOR ADJUSTMENT. THE STAIRWAY STRINGERS SHALL BE BEST FITTED TO THE SLOPE IN GENERAL CONFORMANCE WITH THE PLAN, 10. EACH DAY THE SITE SHALL BE CLEANED OF DEBRIS SUCH AS DISCARDED WOOD MATERIAL. THE REFUSE SHALL BE PLACED IN A CLOSED BIN OR DUMPSTER AT THE SITE OUT OF THE BUFFER ZONE. THIS REQUIREMENT SHALL BE SUBJECT TO REGULAR INSPECTION. 11. POST SUPPORT INSTALLATION SHALL BE ACCOMPLISHED BY SUITABLE POST HOLE CORER, COMPACTED IN PLACE, OF A MINIMUM OF 4 FT. DEPTH AS MEASURED FROM ANY POINT ON THE SLOPE. POST BACKFILL SHALL BE HAND TOOL COMPACTED IN 4 INCH LIFTS SUBJECT TO INSPECTION FOR PROPER FIXITY. EXCESS SOIL SHALL BE REMOVED OR RAKED INTO THE SURFACE VEGETATION. USE OF CYLINDRICAL CONCRETE FOOTINGS REQUIRE NOTIFICATION TO THE ENGINEER. 12. THE BEACH END OF THE STAIR ASSEMBLY SHALL BE SUPPORTED WITH DEEP-SET 8 IN. MIN. DIAM. POSTS. 13. TWO SEPARATE OPTIONS ARE GIVEN FOR STRINGER AND TREAD ASSEMBLEY. PRIOR TO SELECTION CONTACT THE ENGINEER. 14. ANY AREA DISTURBED BY CONSTRUCTION FOOT TRAFFIC OR OTHERWISE OBSERVED SHALL RECEIVE A DENSE OVER -SEEDING WITH A NATIVE FESCUE GRASS SEED MIX AND WARM SEASON GRASS SEED AT RESPECTIVE SUITABLE TIMES OF THE SEASON. 00 r- cO N Lel SHEET 3 OF 3