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HomeMy WebLinkAboutEngineer PlanSOIL TEST PIT DATA NOT TO SCALE 1 EL. 101.0 1 EL. 100.0 EL. 98.5 EL. 98.0 EL. EL. 91.7 TEST PIT TP-1 GRD. EL. 101.7 SHGW EL. 98.0 A LS 10YR 2 2 B1 SL 10YR 4/1 B2 BOG IRON 7.5YR 3/4 �7 T C MED/COARSE SAND 2.5Y 3/4 ONSITE SOIL EVALUATION DATE: DEC. 11, 2019 TEST BY: BSC GROUP, INC. WITNESSED BY: PHIL RENAUD LICENSED SOIL EVALUATOR: TODD MacDONALD, SE 8" PERCOLATION RATE: <2 MINS./INCH (SIEVE) SOIL CLASS: CLASS 1 20" L.T.A.R.: 0.74 GPD/S.F. 38" HIGH GROUNDWATER COMPUTATION (BASED ON TP#1) 44" DEPTH TO WATER 3.7' INDEX WELL AIW-230 WATER LEVEL RANGE ZONE E CURRENT DEPTHOINDEX WELL(12/19) 19.56 WATER LEVEL ADJUSTMENT 0.0 60" SIEVE DEPTH TO ADJUSTED HIGH WATER 3.7' 120" LEGEND UNSUITABLE MATERIALS (TO BE REMOVED) PRI PERCOLATION TEST RANGE ESTIMATED T SEASONAL HIGH GROUNDWATER OBSERVED GROUNDWATER LOT49 1 1 LOT47 I 15, 000 ± S.F. I 1 PROPOSED 1,500 GALLON 1 � 1 l SEPTIC TANK INV. IN=101.35 I\� -- -_----------------� INV. OUT=101.107 N " , 120.00 80' .5130E 103 % a { {, _ G G - G� --- '_ w OHW 1 I I KITCHEN Q I , DECK I I LIVING ,� 11 o I i I � 1 I [ SLA I o o O I m I BA TH INV=102.1 I BED# 2 1p•2' 1 0 I BED#1 R1 I I 1 I � s / 1 \ 00 1 � 1 � � 1 1 t 1 1 1� I 1 1 DESIGN CALCULATIONS DESIGN FLOW 2 BEDROOMS ® 110 GPD/BEDROOM = 220 GPD 220 GPD X 200% = 440 GALLONS USE 1,500 GALLON SEPTIC TANK SIZE OF REQUIRED _LEACHING FACILITY DESIGN PERC. RATE: <2 MIN/INCH LONG TERM APPL. RATE: 0.74 GPD/SF 220 GPD : 0.74 GPD/SF = 298 SF SIZE OF LEACHING FACILITY PROVIDED USE STONE AND PIPE LEACHING FIELD 15' X 30' 15' X 30' = 450 SF 450 SF X 0.74 GPD/SF = 333 GPD INSTALLED CAPACITY (113 GPD RESERVE) PROPOSED LEACHING FIELD TOP OF LEACHING FIELD=103.1 INV. IN=102.68 BOT. OF LEACHING FIELD=102.1 PROPOSED DIST. BOX INV. IN=102.90 INV. OUT=102.73 PROPOSED 500 GALLON PUMP CHAMBER INV. IN=101.05 l \ - - CONSTRUCTED) -- - DRAINAGE EASEMENT (NO 30" E 120.00' 1 LOT48 LOT46 LIMIT OF 5' OVERDIG PROPOSED OBSERVATION N PORT f BENCHMARK TOP OF CONCRETE BOUND. EL=102.55 { M CO M CO CO PROPOSED 1.5 MIL BREAKOUT LINER TOP EL. 103.1 BOT. EL. 97.1 LOT45 14.5' LOT44 LOCUS INFORMATION CURRENT OWNER: TITLE REFERENCE: PLAN REFERENCE: ASSESSORS MAP: PARCEL: MINIMUM LOT SIZE: LOT AREA: NITROGEN SENSITIVE ZONE: FEMA FLOOD ZONE DISTRICT: OVERLAY DISTRICT: ELIZABETH & JUSTIN ZACEK CTF. 187235 LC PLAN 33983-B, SHEET-3 63 71 40,000f S.F. 15, 000± S. F. ZONE II ZONE "X" & ZONE "X-OTHER" PANEL 25001 CO561 J DATED 7-16-14 A.P.D. GENERAL NOTES 1. THIS PLAN IN ONLY INTENDED FOR THE DESIGN AND CONSTRUCTION OF THE SEWAGE DISPOSAL FACILITIES. 2. ALL CONSTRUCTION METHODS AND MATERIALS SHALL CONFORM TO 310 CMR 15.000 AND YARMOUTH BOARD OF HEALTH REGULATIONS. 3. THERE ARE NO KNOWN OR PROPOSED PRIVATE WELLS LOCATED WITHIN 150 FT. OF THE PROPOSED LEACHING FACILITY. 4. IF AN OVERDIG IS SPECIFIED, REMOVE ALL TOPSOIL, SUBSOIL AND OTHER UNSUITABLE MATERIALS. 5. IF AN OVERDIG IS SPECIFIED, REPLACE ALL EXCAVATED MATERIALS WITHIN THE LIMIT OF EXCAVATION WITH CLEAN GRANULAR SAND, FREE FROM ORGANIC MATERIAL AND DELETERIOUS SUBSTANCES. MIXTURES AND LAYERS OF DIFFERENT CLASSES OF SOIL SHALL NOT BE USED. FILL SHALL NOT CONTAIN ANY MATERIAL LARGER THAN 2 INCHES. A SIEVE ANALYSIS USING A #4 SIEVE SHALL BE PERFORMED ON A REPRESENTATIVE SAMPLE OF FILL. UP TO 45% BY WEIGHT MAY BE RETAINED ON THE #4 SIEVE. SUCH ANALYSES MUST DEMONSTRATE THAT THE MATERIAL MEETS EACH OF THE FOLLOWING SPECIFICATIONS: 100% MUST PASS #4 SIEVE 10% MUST PASS #50 SIEVE 0-20% MUST PASS 1100 SIEVE 0-5% MUST PASS #200 SIEVE 6. EXISTING UTILITIES WHERE SHOWN ON THE PLANS ARE APPROXIMATE. THE ENGINEER DOES NOT GUARANTEE THEIR ACCURACY OR THAT ALL SUBSURFACE STRUCTURES ARE SHOWN. CONTRACTOR SHALL VERIFY THE SIZE, LOCATION AND ELEVATION OF INVERTS OF UTILITIES AND STRUCTURES, WITHIN THE LIMIT OF WORK, PRIOR TO THE START OF CONSTRUCTION. IF ANY DISCREPANCIES ARE DISCOVERED OR FIELD CHANGES REQUIRED, THE CONTRACTOR SHALL NOTIFY THE ENGINEER IMMEDIATELY. 7. THE CONTRACTOR SHALL BE RESPONSIBLE FOR PROPERLY COORDINATING THE PROPOSED CONSTRUCTION ACTIVITIES WITH DIG -SAFE AND THE APPLICABLE UTILITY COMPANIES, AND SHALL COMPLETE THE PROPOSED WORK WITHOL T ANY INTERRUPTIONS IN SERVICE. 8. CONTRACTOR IS REQUIRED TO NOTIFY DIG -SAFE, PER MASS. STATUTE CHAPTER 82, SECTION 40 (888) 344-7233 A MINIMUM OF 72 HOURS PRIOR TO THE START OF CONSTRUCTION. 9. THIS SYSTEM IS NOT DESIGNED FOR THE USE OF A GARBAGE GRINDER. INSTALLATION OR USE OF A GARBAGE GRINDER AT THIS PROPERTY IS NOT ALLOWED PER 310 CMR 15.240(4). VARIANCES REQUESTED. Permit valid for REPAIR OF SEPTIC SYSTEM ONLY, due to State and Local septic variances. Board of Health review and approval is required for any future additionstrenovations/aIterations to sewage facilities and/or structures/dwelling. Yarnumuth Health Deparintent APPROVED ►.. "i �i•.....� TITLE V TO ALLOW 4' OF SEPARATION BETWEEN THE ADJUSTED GROUNDWA-ER AND THE BOTTOM OF THE LEACHING FIELD IN LIEU OF 5'. A VARIANCE OF 1' IS REQUESTED. SYSTEM PROFILE NOT TO SCALE EL.=103.7 TOP FOUNDATION L.=102.3± 4" SCH. 40 PVC L= FT. S=0.00.042 1.5" SCH. 80 PVC FORCE MAIN I � I=10 \1=110=102. 2.73 1=102.10 u I=10 I=101 5 DISTRIBUTION 1=101.35 BOX 1,500 GAL. 500 GAL. SEPTIC TANK PUMP CHAMBER FIRST PIPE LENGTH TO BE SET LEVEL FOR MIN. 2' 4" SCH. 40 PVC lo FINISH GRADE 103.9-104.0 TOP OF LEACH. FLD. EL. 103.1 =1VL.1 4.1' PROPOSED 5.0' MIN. REQUIRED EL.=98.0 ADJUSTED GROUNDWATER NOTE: MAGNETIC REFLECTIVE TAPE SHALL BE PROVIDED IN THE TRENCH OVER ALL PVC PIPING. 1=102.60 1.5MIL BREAKOUT LINER 6 ON R ��FFE po A LOCUS �O �L O �A �0;�% -,3O LOCUS MAP: NOT TO SCALE %-N OF MAssgc�G g� BRIAN G. N Z YERGATIAN f CIVIL 62 -o . 9F P BRIAN G. YERGATIAN DATE PROFESSIONAL ENGINEER SEPTIC SYSTEM REPAIR 14 THEODORE ROOSEVELT RD IN WEST YARMOUTH MASSACHUSETTS BARNSTABLE COUNTY SITE PLAN FEBRUARY 12, 2020 NO. DATE DESC. PREPARED FOR: ELIZABETH ZACEK 14 THEODORE ROOSEVELT ROAD WEST YARMOUTH, MA 02673 BSC ROup 349 Route 28, Unit D W. Yarmouth, Massachusetts 02673 508 778 8919 © 2020 BSC Group, Inc. SCALE: 1 " = 10' 0 5 10 20 FEET FILE: 5037600-SP.DWG DWG. NO: 6631-01 SHEET 1 OF 2 JOB. NO: 50376.00 BUOYANCY CHECKS 500 GALLON PUMP CHAMBER GROUNDWATER ELEVATION = EL. 98.00 BOTTOM OF PUMP CHAMBER = EL. 95.26 TOP OF PUMP CHAMBER = EL. 102.01 VOL. OF WATER DISPLACED BY PUMP CHAMBER = (98.00-95.26) FT X n(2.422) Fr = 50.42 FT3 WEIGHT OF DISPLACED WATER = 50.42 FT' X 62.4 LBS/FT' = 3,147 LBS WEIGHT OF PUMP CHAMBER = 8,500 LBS WEIGHT OF SOIL OVER PUMP CHAMBER = (102.75-102.01 FT X n(2.42)2 W X 85 LBS/FT3 = 1,157 LBS SUM OF FORCES ACTING DOWN = 8,500 + 1,157 = 9,657 LBS THE SUM OF FORCES ACTING DOWN (9,657 LBS) IS GREATER THAN THE BUOYANT FORCE (3,147 LBS), THEREFORE THE PUMP CHAMBER WILL NOT FLOAT. 500 GALLON SEPTIC TANK GROUNDWATER ELEVATION = EL. 98.00 BOTTOM OF SEPTIC TANK = EL. 96.85 TOP OF SEPTIC TANK = EL. 102.52 VOL. OF WATER DISPLACED BY SEPTIC TANK = (98.00-96.85) FT X (10.5 * 5.67) FT2 = 68.47 FT WEIGHT OF DISPLACED WATER = 68.47 FT' X 62.4 LBS/FT' = 4,273 LBS WEIGHT OF SEPTIC TANK = 11,480 LBS WEIGHT OF SOIL OVER SEPTIC TANK = (103.1-102.52 FT X (10.5 * 5.67) FT2 X 85 LBS/FT3 = 2,935 LBS SUM OF FORCES ACTING DOWN = 8,500 + 2,935 = 11,435 LBS THE SUM OF FORCES ACTING DOWN (11,435 LBS) IS GREATER THAN THE BUOYANT FORCE (4,273 LBS), THEREFORE THE SEPTIC TANK WILL NOT FLOAT. DISTRIB NOT TO SCALE offf REMOVABLE COVER 5„ 4" 12" DIA. COVER 11" O O 24" 13" a 3" BOTTOM ON LEVEL •. STABLE BASE 6" MINIMUM i_ - 3/4" TO 1-1/2" SECTION VIEW CRUSHED STONE 24" NOTES: PLAN VIEW 1. DISTRIBUTION BOX TO WITHSTAND H-10 LOADING. 2. ALL PIPE CONNECTIONS AND CONCRETE CONSTRUCTION SHALL BE WATERTIGHT. 3. FIRST TWO FEET OF PIPES OUT OF DISTRIBUTION BOX SHALL BE LAID LEVEL. 4. FILL ALL UNUSED KNOCKOUTS WITH MORTAR. 5. CONCRETE COVER SHALL BE SET WITHIN 6 INCHES OF FINISHED GRADE. (6) 5" DIA. KNOCKOUTS (TYP.) I�[ilfilil�Y�l_1NN NOTES: 1. SEPTIC TANK SHALL BE STEEL REINFORCED CONCRETE. 2. SEPTIC TANK SHALL BE CAPABLE OF WITHSTANDING H-10 LOADING. 3. ALL PIPE CONNECTIONS AND CONCRETE CONSTRUCTION SHALL BE WATERTIGHT. 4. TEES SHALL BE SCH. 40 PVC AND SHALL BE LOCATED WITHIN 12" OF TANK WALL AND ACCESSIBLE FROM TANK COVER. 5. FILL ALL UNUSED KNOCKOUTS WITH HYDRAULIC CEMENT. 10'-6" 10'-0" 5'-8" - - c1c PLAN VIEW RAISE AT LEAST ONE EXISTING COVER TO WITHIN 6" OF FINISHED GRADE THE RISER SHALL BE 18" HDPE PIPE 6" MAX. r CONC. COVER 4" d d _ FT 10" 3" 14" 4' MIN. LIQUID 71 5'-8- 4'-6- LOCATE DEPTH a INLET TEE OUTLET TEE UNDER COVER W/GAS BAFFLE 3- 3» a. s" MINIMUM 3/4" TO 1-1/2 " I CROSS-SECTION VIEW CRUSHED STONE INSPECTION PORT NOT TO SCALE 7" HDPE VALVE BOX 3" MAX. ►�hF INSPECTION PORT SHALL EXTEND DOWN TO THE BOTTOM OF THE SYSTEM SAND AND INTO THE NATURALLY OCCURRING PERVIOUS SUBGRADE THREADED CAP TO WITHIN 3 INCHES OF FINISHED GRADE LAWN 4" SCH. 40 PVC PERFORATED PIPE LIFTING CHAIN PVC OR GREATER SLIDE RAIL SYSTEM 24" DIA. ACCESS COVER RAISE TO FINISHED GRADE 4'-10" O.D. PRECAST it QUICK CONCRETE PUMP EL. 102.01 DISCONNECT CHAMBER '- COUPLING \ / 1=101.05 1.5" SCH. 80 PVC \ INLET �E WEEP _y FORCE MAIN / HOLE EMERGENCY STORAGE CAPACITY = 333 GALLONS I 'd VERTICAL FLOAT / 7'-3" SWITCHES \ / 63.5" ALARM ON = 97.51 5" \ 6" PUMP ON = 97.01 a 6" CHECK VALVE PUMP OFF = 96.51 LEACHING FIELD DETAIL EL. 95.76 9" :, PLAN VIEW ° ..• EL. 95.26 NOT TO SCALE Ut MIN. 2% SLOPE 2" MIN. OF 1/8" TO 1/2" guff9ummC� OVER LEACHING FIELD DOUBLE WASHED STONE 6"j PERFORATIONS SHALL BE MIN. 3/8" AND NO LARGER THAN 5/8" 4" PERFORATED , SCH. 40 PVC PIPE (TYP. ) 3/4" TO 1-1 /2" DOUBLE WASHED STONE CONTAINING NO FINES NOTE. GEOTEXTILE FABRIC MAY BE SUBSTITUTED FOR 2" PEASTONE LAYER _ 12" MIN. COVER 7777777 -30'- PROFILE 43LIVI31i 0Niel 11 4" MIN. LOAM AND SEED i�ii�.7 M�i�i��ii•�i�i�i� CROSS-SECTION END CAP (TYP.) 5' OVERDIG TO BOTTOM OF LEACHING FIELD PUMP CALCULATIONS DESIGN FLOW TO CHAMBER = 220 GPD REQUIRED EMERGENCY STORAGE = 220 GALLONS EMERGENCY STORAGE PROVIDED = 333 GALLONS NUMBER OF DAILY DOSING CYCLES = 4-5 PER DAY DEPTH ASSOCIATED WITH CYCLE = 6 INCHES VOLUME PER PUMP CYCLE: n{2)2 FT X 0.5 FT X 7.48 GAL/FT 3 = 47.0 GAL/CYCLE DESIGN TOTAL DYNAMIC HEAD = 14 FT DESIGN FLOWRATE (GPM) = 34 GPM PUMP SHALL BE MYERS SRM4 OR APPROVED EQUAL SECTION NOTES 6" MIN. 3/4" TO 1-1/2" CRUSHED STONE 1. PUMP CHAMBER SHALL BE STEEL REINFORCED CONCRETE, CAPABLE OF WITHSTANDING H-20 LOADING. 2. ALL PIPE CONNECTIONS AND CONCRETE CONSTRUCTION SHALL BE WATERTIGHT FROM THE FACTORY. 3. POWER CABLES TO BE PLACED IN CONDUIT IN ACCORDANCE WITH LOCAL BUILDING AND WIRE CODES. 4. PUMP AND ALARM SHALL BE WIRED ON SEPARATE CIRCUITS. 5. POWER CABLES SHALL BE PLACED IN CONDUITS IN ACCORDANCE WITH LOCAL AND STATE CODES. 6. 2" PVC CONDUIT TO CONTROL BOX SHALL EXTEND THROUGH THE CONCRETE RISER. 6 SO N P��NVE F 0- A LOCUS �L O 0 LOCUS MAP: NOT TO SCALE OF MgSS G� BRIAN o YERGATiAN CIVIL No.46 6 E BRIAN G. YERGATIAN DATE PROFESSIONAL ENGINEER SEPTIC SYSTEM REPAIR 14 THEODORE ROOSEVELT RD IN WEST YARMOUTH MAS SAC H U S ETTS BARNSTABLE COUNTY SITE PLAN FEBRUARY 12, 2020 NO. DATE DESC. PREPARED FOR: ELIZABETH ZACEK 14 THEODORE ROOSEVELT ROAD WEST YARMOUTH, MA 02673 BSCRO P U 349 Route 28, Unit D W. Yarmouth, Massachusetts 02673 508 778 8919 © 2020 BSC Group, Inc. SCALE: AS NOTED FILE: 5037600-SP.DWG DWG. NO: 6631-01 SHEET 2 OF 2 JOB. N0: 50376.00