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HomeMy WebLinkAboutEngineer planSYSTEM PROFILE NOT TO SCALE EL.=A TOP FOUNDATION 4" SCH. 40 PVC L=90 FT. FIRST PIPE LENGTH FROM EL. 10.5 TO EL.= EX._ S=0.01 TO BE SET LEVEL EL. 6.5 (EASTERLY FOR MIN. 2' SIDE ONLY) 7" HDPE VALVE BOX FINISH SCH. 40 PVC FINISH GRADE r EL.=11.5-11.7 TOP FIELD 7.9 I=EX I=EX 1=7.42 1=7.30 I=EX I=7.67 1=7.50 9 OUTLET LBOT_ELEV 6.80 ` H-20 D-BOX EXISTING SEPTIC TANKS 4.0' SEPARATION NOTE ' ELEV 2.8 1 1. MAGNETIC REFLECTIVE TAPE SHALL BE PROVIDED IN THE TRENCH OVER ALL PVC EST. HIGH GROUNDWATER PIPING. 2. EXISTING 1,000 GALLON SEPTIC TANKS TO REMAIN SOIL TEST PIT DATA INSPECTION PORT NOT TO SCALE 40 MIL POLY LINER 3" MAX. �" [tTl$ INSPECTION PORT SHALL EXTEND DOWN TO THE BOTTOM OF THE SYSTEM SAND AND INTO THE NATURALLY OCCURRING PERVIOUS SUBGRADE LEGEND NOT TO SCALE D.T.H. # 1 MW, # 1 i• MW. #2 95 UNSUITABLE ESTIMATED DATE: 8/17/00 DATE: 8/7/2017 DATE: 8/7/2017 MATERIALS SEASONAL HIGH (TO BE REMOVED) GROUND ELEV. 12.1 GROUND ELEV. 11.7 GROUND ELEV. 11.2 GROUNDWATER ADJ. GW. 3.7 TOP WELL CASING 11 91 TOP WELL CASING 11 90 sm LOAMY D R 3/2I B ' LOAMY SAND 7.5YR 5/6 ELEV = 8.6 C MEDIUM SAND 2.Y 7/4 18" 42" 66" 113" ELEV=2.7 128" ADJ. GW. ELEV N/A ADJ. GW. 2.7 DRY ELEV = 1.4 ELEV = 1.5 B.O.H. BRUCE MURPHY SOIL EVALUATOR. ED. STONE SOIL TYPE: -1_ PERC RATE: <2 MIN. PER INCH LOADING RATE: -0.74 GAL/SF/MIN MW. #1 ib MW. #2 ib DATE: 5/8/2020 DATE: 5/8/2020 GROUND ELEV. 11.7 GROUND ELEV. 11.2 TOP WELL CASING 11.91 TOP WELL CASING 11.90 ADJ. GW. ELEV 2.7 ADJ. GW. 2.8 109" ELEV=2.7 ELEV=2.8 117" 115" DRY ELEV=2.2 ELEV=2.3 ELEV = 1.5 ELEV = 1.3 110" ELEV=2.7 126" ELEV=1.4 'LEV = 1.3 DN DOd PERCOLATION TEST RANGE OBSERVED GROUNDWATER GROUNDWATER ADJUSTMENT MW #2 DEPTH TO GROUNDWATER 10.5 C.G.C. INDEX WELL MIW-29 INDEX WELL ZONE A INDEX WELL (7/2017) 7.73 INDEX WELL ADJUSTMENT 1.3 ADJ. DEPTH TO GROUNDWATER 9.2 ADJ. G.WATER ELEVATION 2.7� GROUNDWATER ADJUSTMENT MVJ #2 DEPTH TO GROUNDWATER 9.7 C.C.C. INDEX WELL MIW-29 INDEX WELL ZONE ,4 INDEX WELL (4/2020) 6.5 INDEX WELL ADJUSTMENT 0.5 ADJ. DEPTH TO GROUNDWATER 9.2 ADJ. G.WATER ELEVATION 2.7 DESIGN CALCULATIONS DESIGN FLOW 4 BEDROOMS @110 PER BEDROOM = 440 GPD (MAIN DWELLING) 225 S.F. OF OFFICE ® 75GPD/1000= 17 GPD (OFFICE) TOTAL FLOW - SYSTEM 1 = 457 GPD �F CON F r Bi3 NE PROPOSED VENT MONITORING WELL #1 SET GRADE=11.72 TOP PIPE=11.91 BOTMM PIPE DRY 0 1.5 REMOVE & DISPOSE ALL EXISTING LEACHING COMPONENTS WITHIN 5' OF PROPOSED LEACHING FIELD PROPOSED RELOCATED / GAS SERVICE -/ 1,500 GALLON-20 SEPTIC TANK INV IN 8.90 INV OUT 8.65 1,000 GALLON SEPTIC TA14K LOCUS INFORMATION IN 8. INV IN �i7 37 SEPTIC TANKS - MAIN DWELLING 1NV OUT 8.20 440 GPD USE EXISTING 1,000 GALLON SEPTIC TANK CURRENT OWNER: CAPTAIN GIADCLIFF LLC TITLE REFERENCE: DEED 321S17-164 SEPTIC TANKS - OFFICE 17 GPD PLAN REFERENCE: PLAN 351--69, 391-77 USE EXISTING 1,000 GALLON SEPTIC TANK ASSESSORS MAP: 33 PARCEL: 71 SIZE OF REQUIRED LEACHING FACILITY ZONING DISTRICT: B2 SETBACKS: FRONT 30 DESIGN PERC. RATE: <2 MIN /INCH ' SIDE 25' LONG TERM APPL. RATE: 0.74 GPD/SF REAR 20' 550 GPD : 0.74 GPD/SF = 744 SF OVERLAY DISTRICT: NOT AN APD SIZE OF LEACHING FACILITY PROVIDED NITROGEN SENSITIVE USE 16' x 48' LEACHING FILED ZONE: NOT A ZONE II BOTTOM AREA = 16' x 48' = 768 S.F. FEMA FLOOD ZONE DISTRICT: ZONE X, X-OTHER & AE, EL=11 (-TANK AREA) = 751 S.F. DATED 7/16/14 PANEL #250000587 J 751 S.F. X 0.74 GPD/S.F. = 555 GPD EXISTING LOT SIZE: 55,743t S.F. MINIMUM LOT SIZE: 20,000 S.F. 555 GPD PROVIDED < 457 REQUIRED. 1,500 GALLON H-20 SEPTIC TANK INV IN 8.67 INV OUT 8.42 1,000 GALLON SEP11C TANK RIM 11,53 INV IN 9.98 INV OUT 9,73 THREADED CAP TO WITHIN 3 INCHES OF FINISHED GRADE \V LAWN "IV Q 0 4" SCH. 40 PVC '-:;, 0 PERFORATED PIPE O d° THRESHOLD OF REAR ENTRANCE DOOR OF SEE ATTACHED OFFICE. ELEVATION 12.60 NAVD 1988 VARIANCE REQUEST 15.212: TO ALLOW THE BOTTOM OF THE LEACHING AREA TO BE 4' ABOVE GROUNDWATER IN LIEU OF 51 . 15.211: TO ALLOW THE LEACHING AREA TO BE 5.0' FROM THE WATER SERVICE IN LIEU OF 10'. A 40 MIL POLY LINER TO BE INSTALLED 3' FROM EDGE OF FIELD AS DEPICTED. 15.211: TO ALLOW THE LEACHING AREA TO BE 5.8' FROM THE PROPERTY LINE IN LIEU OF 10, 15.223: TO ALLOW THE EXISTING SINGLE CHAMBER 1,000 GALLON TANKS TO REMAIN. 15.221(7): TO ALLOW THE LEACHING FIELD TO BE 3.8' BELOW GRADE IN LIEU OF 3' f� a PROF LEACHING FIELD DETAIL DIST NOT TO SCALE MIN. 2% SLOPE OVER LEACHING FIELD SYSTEM IV �- PERFORATIONS SHALL BE MIN. 3/8" AND NO LARGER THAN 5/8" 12" MIN. COVER UNIT I r 1 _ 11 tiOCi UNIT j _ OPOSED 1. C. iT. BOX GRASS ' / RESHOLD OF ENTRANCE �9 3a3 ELEVATION 12.60 I 400MIOLS POLY \. I4 � UNIT 1,000 GALLON SEPTIC TANK RIM 11,47 INV IN 9.44 INV OUT 9A9 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 add itionstrenovations/alterations to sewage facilities and/or structures/dwelling. Yarmouth Heakh Department APPROVER Na Date �I 1100, f UNIT16 1 / UNIT 17 a' 7 1000 S.T. L y 11 1 ¢ - j Q GRASS Irl I 3 10001/ I / !)-4 � Lew ».S �5 ✓° � ,���$ i 1 � � S.T. .:-°• �" tea•• GRASS SYSTEM III MONITORING WELL #2 SET A -- GRADE=11.25 TOP PIPE=11.90 OBS. GROUNDWATER 1.4 ADJ. GROUNDWATER 2.7 4" PERFORATED SCH. 40 PVC PIPE (TYP.) 3/4" TO 1-1/2- DOUBLE WASHED STONE CONTAINING NO FINES NOTE: _ GEOTEX11LE FABRIC MAY BE SUBSTITUTED FOR 2" PEASTONE LAYER o WERAN J. HEALY m NO.48135 ?' o o�ss �'FGfSTERE®�QJ�a DNA l At�� 5 5__11 f _/?_1 2" MIN. OF 1 /8" TO 1 /2" nn DOUBLE WASHED STONE LEVEL BOTTOM 24' 24' EACH SIDE OF D-BOX TOTAL FIELD = 48' PROFILE F4" MIN. LOAM AND SEED • `� �i �f '�i �i �i �i ��•L t,.� �i fi �i•�i�MI46A. �i•�i•� L LL�L�--L NV I I V Jli/1LC REMOVABLE 5" 3" WALLS COVER CCCO: NOTES: 8" d . 1. DIST. BOX TO WITHSTAND H-20 LOADING. 2. PROVIDE INLET TEE OR BAFFLE WHERE BOTTOM ON LEVEL SLOPE OF PIPE EXCEEDS 0.08 FT./FT OR STABLE BASE IN PUMPED SYSTEM. 6" MINIMUM 3/4" TO 1-1/2" 3. FIRST TWO FEET OF PIPE OUT OF DIST. SECTION VIEW CRUSHED STONE BOX TO BE LAID LEVEL. 4. ALL PIPE CONNECTIONS AND CONCRETE CONSTRUCTION SHALL BE WATERTIGHT. 5. FILL ALL UNUSED KNOCKOUTS WITH (9) 5" DIA. MORTAR. KNOCKOUTSTYPq 6. CONCRETE COVER SHALL BE RAISED TO ' WITHIN 6 INCHES OF FINISHED GRADE. 1--- 30" -►) PLAN VIEW GENERAL NOTES: 1. THIS PLAN IS INTENDED FOR THE DESIGN AND CONSTRUCTION OF THE SEWAGE DISPOSAL SYSTEM (SYSTEM 1) AND ASSOCIATED SITE WORK. 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 #100 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 WITHOUT ANY INTERRUPTIONS IN SERVICE. 8. CONTRACTOR IS REQUIRED TO NOTIFY DIGSAFE, 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). TIE ENDS & VENT 5' OVERDIG TO BOTTOM OF LEACHING FIELD LOCUS MAP NOT TO SCALE IAN G. VERGAT& IVIL. OR 5/15/20 BRIAN G. YERGATIAN DATE PROFESSIONAL ENGINEER SEWAGE DISPOSAL COMPONENT REPAIR "SYSTEM I" 817 ROUTE 28 IN SOUTH YARMOUTH MAS SAC H U S ETTS (BARNSTABLE COUNTY) CAPIN GLADCLIFF VACATION CONDOMINIUM MARCH 16, 2020 ISIONS- NO. DATE DESC. 1 4/24/20 ADD LINER AND RELOCATE EXISTING GAS SERVICE 2 5/15/20 ADDITIONAL WELL READING MAY 19 2020 HEALTH CREPT PREPARED FOR: BASS RIVER PROPERTIES, INC. 2 LYNXHOLM COURT HYANIS, MA 02601 ADMIN©BASSRIVERPROPERTIES.COM BSC GROUP 349 Route 28, Unit D W. Yarmouth, Massachusetts 02673 508 778 8919 © 2020 BSC Group, Inc. SCALE: 1 of = 20' 0 10 20 40 FEET FILE: P:\prj\04\50096-SEP-SYS-I-FELD-REV.dwg DWG. NO: 6472-04 SHEET 1 OF 1 JOB. NO: 5-0098.04