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HomeMy WebLinkAbout46 Powers Lane Septic System Upgrade Site PlanSOIL TEST PIT DATA NOT TO SCALE TEST PIT TP -1 GRD. EL 5.9 SHGW EL 1.5 EL 5.2 EL 3.4 EL 3.1 EL 1.5 EL (-0.6) EL (-2.1) SAND 8 Bw LOAMY SAND 10YR 5/6 3 C FINE SAND 2.5Y 6/4 � 7 c EL 5.0 30" 1" EL 2.9 2' EL 1.5 g• EL (-0.3) S. EL (-2.0) ONSITE SOIL EVALUATION TEST PIT TP -2 GRD. EL 6.1 SHGW EL 1.5 LOAMY SAND Bw LOAMY SAND 10YR 5/6 C FINE SAND 2.5Y 6/4 Z _N SYSTEM PROFILE ELEVATIONS TOP OF FOUNDATION 11.00 NOT TO SCALE 4' INVERT AT BUILDING 6.43 B 4" INVERT AT SEPTIC TANK (IN) 4" SCH. 40 PVC C NER 4" INVERT AT SEPTIC TANK (OUT) 7.96 L=2.0 FT. 9 No.46206 40 c SSS/ONALE�G . EL=A S=0.02 77"92 E TOP FOUNDATION FIRST PIPE LENGTH F . ELEVATIONS AT LEACHING FACILITY: 4" SCH. 40 PVC XL TO BE SET LEVEL FINISH GRADE 7_76 L-11 FT FOR MIN. 2' 9.8-10.2 H -10.3 S=0.02 :4- 2 8/12/15 FINISH GRADE SCH. 40 PVC 40 1 10.2-10.5 MO FT POU S=0.015 TOP BOT. 14" PPVED/�� Ai me Date PREPARED FOR: BRIAN BADRIGIAN 89 MOUNT AUBURN ST, UNIT B 9.0 I=8 1=D BSC GROUP 349 Route 28, Unit D W. Yarmouth, Massachusetts EL=8.0 I=C I=E �l=G=G _ H 1 F © 2015 BSC Group, Inc. SCALE: 1" = 10' EL=6.5 FILE: P-/prj/4986600/C'm1/_Drawings/4986600-SEP.dwg DWG. NO: 6271-02 �.. DISTRIBUTION 5.1' SEPARATION LEACHING ;••, 37' 1.500 GALLON BOX CHAMBERS SEPTIC TANK J 8� SEASONAL HIGH GROUNDWATER MAGNETIC REFLECTIVE TAPE SHALL BE PROVIDED IN THE TRENCH OVER ALL PVC PIPING 58" 77" 97" SCHEDULE OF ELEVATIONS TOP OF FOUNDATION 11.00 A 4' INVERT AT BUILDING 6.43 B 4" INVERT AT SEPTIC TANK (IN) 6,21 C NER 4" INVERT AT SEPTIC TANK (OUT) 7.96 D 9 No.46206 40 c SSS/ONALE�G . 9 4" INVERT AT DIST. BOX (IN) 77"92 E 4" INVERT AT DIST. BOX (OUT) 7_75 F . ELEVATIONS AT LEACHING FACILITY: MASSACHUSETTS (BARNSTABLE COUNTY) 4" INV. AT LEACHING CHAMBERS 7_76 G (BRKOUT 7.7) BOTTOM OF LEACHING CHAMBERS _6,60 H ADJUSTED SEASONAL HIGH GROUNDWATER 1.50 J DATE OCTOBER 20, 2014 ;i� PROPOSED MAP TEST BY. BSC GROUP, INC. PARCEL54 RESERVE AREA t WITNESSED BY: PHIL RENAUD, BOH. N/F iT) 1 I } LICENSED SOIL EVALUATOR: KIERAN J. HEALY. SE V.F. PROPERTIES REV. T. PERCOLATION RATE < 2 MINS./INCH 41 DOHERTY LANE j SOIL CLASS: CLASS 1 LT.A.R.: 0.74 GPD/S.F. 1 Y W 69.14' LEGEND } 563IB'3D" } � 1 } UNSUITABLE ESTIMATED i Z SEASONAL HIGH �' } MATERIALS - PROPOSED 1 Lj (TO BE REMOVED) GROUNDWATER DRAINAGE AREA PROPOSED #I - - FLOOD VENTS ® u IM OBSERVED (TYP) BOT. 7.3 PEROOLATIOOON - GROUNDWATER 27 7TEST CK _• - D tl } DRIVEWAY } J } I g ILOi G - -POSED � } } N } 100' BUFFER 5. OASTAL DUNE SEASONAL HIGH GROUNDWATER � T �r ADJUSTMENT } t G)l _ DEPTH TO OBSERVED WATER -,,E "} } } MEAN HIGH WATER 1.5 15.7 V: a _ OBSERVED WATER (-0 3)_ < 300' TO THE OCEAN - UNDER TIDAL INFLUENCE } z } o Q I DWELLING rs i o e xrCRA / c ) PROPOSED v t m T GENERAL NOTES , , PATIO .,_.; f �h :: 1. THE EXISTING DWELLING AND ALL UTILITIES ARE TO BE COMPLETELY REMOVED FROM THE SITE.MRQ'x� '' m�€' AS � I GAS 2. ALL CONSTRUCTION METHODS AND MATERIALS SHALL CONFORM TO 310 CMR 15.000 AND YARMOUTH A4IC 5' I} t m" BOARD OF HEALTH REGULATIONS. 3. THERE ARE NO KNOWN OR PROPOSED PRIVATE WELLS LOCATED WITHIN 150 FT OF THE PROPOSED zo r LEACHING FACILITY. a' S )' w _g>+ GA I S 4. IF AN OVERDIG IS SPECIFIED. REMOVE ALL TOPSOIL, SUBSOIL AND OTHER UNSUITABLE MATERIALS. • \ ' 4 Rt +X" §' `£` �!': ; '431x4 ,'.:'�. F - I 5. IF AN OVERDIG IS SPECIFIED, REPLACE ALL EXCAVATED MATERIALS WITHIN THE LIMIT OF EXCAVATION WITH CLEAN GRANULAR SAND, FREE FROM ORGANIC MATERIAL AND DELETRIOUS SUBSTANCES r"}o MIXTURES AND LAYERS OF DIFFERENT CLASSES OF SOIL SHALL NOT BE USED. FILL SHALL NOT CD43\ I _ 1 0 / } NI } 5.O Bl CONTAIN ANY MATERIAL LARGER THAN 2 INCHES A SIEVE ANALYSIS USING A #4 SIEVE SHALL BE T�( Q R TO t I - I j - I I , / } ' COAS PERFORMED ON A REPRESENTATIVE SAMPLE OF FILL UP TO 45% BY WEIGHT MAY BE RETAINED ON PROPOSED WATER UN THE #4 SIEVE. SUCH ANALYSES MUST DEMONSTRATE THAT THE MATERIAL MEETS EACH OF THE SERVICE TO BE F IG :: SLEEVED WITHIN 10, OF � •�' /�' :�` � I } FOLLOWING SPECIFICATIONS: LEACHING AREA : •� , :. :$ i TP '/ DB o ®I 100% MUST PASS #4 SIEVE MAP 15 O I 10% MUST PASS #50 SIEVE PARCEL 2 �.I t 0-20X MUST PASS #100 SIEVE N MUST PASS 200 SIEVE C40 POWERS ELANEC I PROPOSED 0-5% /_ 6. EXISTING UTILITIES WHERE SHOWN ON THE PLANS ARE APPROXIMATE. THE ENGINEER DOES NOT 7' 3' ON ER___ GUARANTEE THEIR ACCURACY OR THAT ALL SUBSURFACE STRUCTURES ARE SHOWN. CONTRACTOR OBSERVATION / / / 3' ON CENTER PORT (EYP.) SHALL VERIFY THE SIZE. LOCATION AND ELEVATION OF INVERTS OF UTILITIES AND STRUCTURES l • • :. • • .. L 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 `\ 6 - PROPOSED NATIVE IMMEDIATELY. BENCHMARK ` 2_3' HIGH RE 1N1N W g392, PROPOSE__ COASTAL GRASSLAND TOP OF CONCRETE �� � N8 6 3�� _ 11 500GALLON HABITAT. 470± S.F. 7. THE CONTRACTOR SHALL BE RESPONSIBLE FOR PROPERLY COORDINATING THE PROPOSED BOUND. ELEVATION ��ic - SEPTIC TANK CONSTRUCTION ACTIVITIES WITH DIG -SAFE AND THE APPLICABLE UTILITY COMPANIES, AND SHALL 17.90 NAD -88 - 5'' OVERDIG & / - i / REMOVAL OF x 6.1 COMPLETE THE PROPOSED WORK WITHOUT ANY INTERRUPTIONS IN SERVICE �� - - / UNSUITABLE O 6 _ _ - MATERIALS PR(5PNdSED_(_E 8. CONTRACTOR IS REQUIRED TO NOTIFY DIG -SAFE, PER MASS. STATUTE CHAPTER 82, SECTION 40 ADS ARC 3 36 LEACHING - P E (32) 40 MIL IMPERMEABLE LONER FROM (888) 344-7233 A MINIMUM OF 72 HOURS PRIOR TO THE START OF CONSTRUCTION. CHAMBERS .(EYP.) EL 5.5 TO EL 8.0 9. THIS SYSTEM IS NOT DESIGNED FOR THE USE OF A GARBAGE GRINDER. INSTALLATION OR USE OF A WATER LUNE TO BE CUT CAPPED OWE ��)LANE CAPPED DURING CONSTRUCTION P GARBAGE GRINDER AT THIS PROPERTY IS NOT ALLOWED PER 310 CMR 15.240(4). NEW SLEEVED UNE TO BE INSTALLED STEPS TO ACCESS WALK TO- BUILDING. CONTRACTOR TO CONFIRM WITH OWNER PRIOR TO INSTALLATION 50'��R TO - r LIMIT OF COASTAL DUNE VARIANCES REQUESTED - COASTAL DUNE / TITLE V / NONE / / / / LOCUS INFORMATION CURRENT OWNER: BRIAN k JUDITH BADRIGIAN TITLE REFERENCE CERT. 187053 PLAN REFERENCE LCP 16770-C, LOT 16A ASSESSORS MAP: 15 PARCEL 3 ZONING DISTRICT- R-25 SETBACKS: FRONT VARIES (30% RULE) SIDE 15' REAR N/A MINIMUM LOT SIZE: 25,000 S.F. EX. TOTAL LOT AREA: 8,687± S.F. NITROGEN SENSITIVE ZONE NOT A ZONE II FEMA FLOOD ZONE DISTRICT: ZONE AE (EL 11) AS SHOWN ON FLOOD INSURANCE RATE MAP COMMUNITY -PANEL NO. 25001CO588 J. REVISED JULY 16. 2014 FIELD~ w Na 98059 DESIGN CALCULATIONS DESIGN FLOW 5 BEDROOMS 0 110 GPD/BEDROOM - 550 GPD 550 GPD X 20OX = 1,100 GALLONS USE 1,500 GALLON SEPTIC TANK SIZE OF RFOUIRFD LEACHING FACILITY DESIGN PERC. RATE: <Z MIN/INCH LONG TERM APPL RATE 0.74 GPD/SF 550 GPD + 0.74 GPD/SF - 744 SF SIZE OF LEACHINQ FA I m PROVIDED USE ARC 36 LEACHING CHAMBERS IN FIELD CONFIGURATION IN ACCORDANCE WITH MASSACHUSETTS DEP APPROVAL. EFFECTIVE LOADING RATE IS 4.80 SF/LF OF CHAMBERS 5.0 LF/CHAMBER X 32 CHAMBERS = 160 LF 1.17 LF/COUPLER X 8 COUPLERS = 9 LF 169 LF X 4.80 SF/LF = 811 SF 811 SF X 0.74 GPD/SF - 600 GPD INSTALLED CAPACITY SIZE OF RESERVE AREA USE ARC 36 LEACHING CHAMBERS IN FIELD CONFIGURATION 5.0 LF/CHAMBER X 31 CHAMBERS = 155 LF TOTAL LF = 155 LF X 4.80 SF/LF 744 744 SF X 0.74 GPD/SF - 550 GPD RESERVE CAPACITY 28 SILVER LEAF LANE RADIO LANE POWERS LANE NANTUCKET SOUND LOCUS MAP Locus NOT TO SCALE ;W4.iS9CyG Cd��`t„ BRUIN G. ' c YERGATIAN CIVIL 9 No.46206 40 c SSS/ONALE�G . BRIAN G. YERGATIA DA E PROFESSIONAL ENGINEER SEPTIC SYSTEM UPGRADE 46 POWERS LANE IN WEST YARMOUTH MASSACHUSETTS (BARNSTABLE COUNTY) SITE PLAN APRIL 16, 2015 NO, DATE DESC. 1 6-24-15 REVISE GRADING 2 8/12/15 COASTAL DUNE ADDED Yarmouth Health Department PPVED/�� Ai me Date PREPARED FOR: BRIAN BADRIGIAN 89 MOUNT AUBURN ST, UNIT B WATERTOWN, MA 02472 badrigian®msn.com BSC GROUP 349 Route 28, Unit D W. Yarmouth, Massachusetts 02673 508 778 8919 © 2015 BSC Group, Inc. SCALE: 1" = 10' 0 5 10 20 FM FILE: P-/prj/4986600/C'm1/_Drawings/4986600-SEP.dwg DWG. NO: 6271-02 SHEET 1 OF 2 JOB. NO: 4-9866.00