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HomeMy WebLinkAboutEngineer PlanI ly NOV 1' 6 2022 z a a M T a N N 0 c 0 -0 0 V) z a m z a a C9 5, .a M M 0 0 CN I N N O N Ui a� 0 z 0 v 0 CL 0 T 0 9 I rn 3 -v I N n 0 i rn c �3 0 9 0 0 N 0 !n U a> 0 0 U N i E 0 z a� SOIL TEST PIT DATA NOT TO SCALE TEST PIT TP-1 GRD. EL. 91.5 SHGW EL. - EL 91.1 EL. 90.2 EL. 84.8 EL. 79.5 A LOAMY SAND 10YR 6/1 B LOAMY SAND 10YR 7/6 C1 FINE SAND 2.5Y 8/4 C2 MED SAND 2.5Y 8/4 144" NO GW OBSERVED DISTRIBUTIC NOT TO SCALE REMOVABLE COVER 5" EL 90.5 16" EL. 89.4 80" EL. 84.3 EL. 79.1 OX I - 6" MAX. TEST PIT TP-1 GRD. EL. 91.1 SHGW EL. 79.1 A LOAMY SAND 1OYR 6/1 B LOAMY SAND 10YR 7/6 C1 FINE SAND 2.5Y 8/4 C2 MED SAND 2.5Y 8/4 -- 144" NO GW OBSERVED 7" HDPE RISER 5" ram- 24„ 4" WALLS ..'d �• '• .t _ is 11" O O (6) If 5" DIA. 24„ I KNOCKOUTS I •, 13" TYP. 4. 3" BOTTOM ON LEVEL 6" MINIMUM STABLE BASE „ PLAN VIEW 3/4 TO 1-1/2 CRUSHED STONE SECTION VIEW NOTES: 1. PROVIDE INLET TEE OR BAFFLE WHERE SLOPE OF PIPE EXCEEDS 0.08 FT./FT OR IN PUMPED SYSTEM. 2. FIRST TWO FEET OF PIPE OUT OF DIST. BOX TO BE LAID LEVEL. 3. ALL PIPE CONNECTIONS AND CONCRETE CONSTRUCTION SHALL BE WATERTIGHT. 4. FILL ALL UNUSED KNOCKOUTS WITH MORTAR. 5. CONCRETE COVER SHALL BE RAISED TO WITHIN 6 INCHES OF FINISHED GRADE. DESIGN CALCULATIONS DESIGN FLOW 4 BEDROOMS ® 110 GPD/BEDROOM = 440 GPD REQUIRED SEPTIC TANK 440 GPD X 200% = 880 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 440 GPD _ 0.74 GPD/SF = 595 SF SIZE OF LEACHING FACILITY PROVIDED USE (3) 500 GALLON H-20 CONCRETE LEACHING CHAMBERS IN TRENCH CONFIGURATION WITH 4' STONE ON ENDS AND 4' STONE ON SIDES. BOTTOM AREA: 33.5' X 12.83' = 429.8 S.F. SIDEWALL AREA: 2 X (2 X (33.5' + 12.83')) = 185.3 S.F. EFFECTIVE LEACHING AREA = 615 S.F. 615 S.F. X 0.74 GPD/S.F. = 455 GPD (INSTALLED CAPACITY) 455 GPD > 440 GPD (15 GPD RESERVE CAPACITY PROVIDED) 1,500 GALLON SEPTIC TANK (H-10 NOT TO SCALE 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. LEGEND UNSUITABLE MATERIALS (TO BE REMOVED) PERCOLATION DOG TEST RANGE ESTIMATED SEASONAL HIGH GROUNDWATER ONSITE SOIL EVALUATION DATE: SEPTEMBER 22, 2022 TEST BY: BSC GROUP, INC. WITNESSED BY: JAY GARDINER LICENSED SOIL EVALUATOR: TODD MACDONALD PERCOLATION RATE: < 2 MINS./INCH SOIL CLASS: CLASS 1 L.T.A.R.: 0.74 GPD/S.F. N /F I ROBERT F & JOAN M GRIFFIN 99 STRATFORD LANE 3-500 GALLON ASSESSOR MAP 134 CONCRETE CHAMBERS PARCEL 66 TOP CHAMBER=88.00 INV. =87.00 BTM CHAMBER=85.00 DISTRIBUTION BOX INV. IN =87.26 INV. OUT=87.09 RESERVE AREA 10' X 40' N /F DANIEL J & PATRICIA GALLIVAN 796 ROUTE 6A ASSESSOR MAP 134 PARCEL 63 RAISE INLET AND OUTLET COVERS TO WITHIN 6" OF FINISHED GRADE THE RISER SHALL BE 18" HDPE I CONC. COVER 6" MAX. T 4„ 10'-6" a a q 4' MIN. 5°_8" - - - 4'-7" LOCATETEE LIQUID DEPTH 4 5'-8" OVER DER OUTLET TEE I - - - W/GAS BAFFLE 4" 3" 6" MINIMUM CROSS-SECTION VIEW PLAN VIEW 3/4" TO 1-1/2" CRUSHED STONE �N o BENCHMARK SET ON TOP OF CONCRETE BOUND FOUND. ASSUMED DATUM ELEV. = 82.58' CONCRETE BOUND N /F MICHAEL & LINDA SULLIVAN 93 STRATFORD LANE ASSESSOR MAP 134 PARCEL 65 PROPOSED 1,500 GALLON SEPTIC TANK INV. IN = 87.75 INV nI IT = R7 -r.;n 6A RovTE WDE 600 GALLON DRYWEI 2' CRUSHED STONE (TYP.) PROPOSED WINDOW WELL Nr 1ko ko M n Q 6 N N ti Z U 600 GALLON DRYWELL m LANDSCAPE BED c N /F WILLIAM J GREER 1 CANTERBURY ROAD ASSESSOR MAP 135 PARCEL 35 m 600 GALLON LEACHING PIT L5_ W /(,RATF INI FT PROPOSED GAS SERVICE 500 G NOT TO SCALE 1-1/2" TAPER LOCUS INFORMATION CURRENT OWNER: ABDELALEEM M SHARSHAR PATRICIA SHARSHAR TITLE REFERENCE: CERT. #65424 PLAN REFERENCE: LAND COURT PLAN 35454-A ASSESSORS MAP: 134 PARCEL: 64 ZONING DISTRICT: R-40 SETBACKS: FRONT 30' SIDE 6' REAR 20' NITROGEN SENSITIVE ZONE: NOT IN A ZONE II FEMA FLOOD ZONE DISTRICT: ZONE X, JULY 16, 2014 PANEL #25001CO579J MINIMUM LOT SIZE: 40,000 S.F. EXISTING LOT SIZE: 17,500f S.F. EXISTING BUILDING COVERAGE: Ot S.F. (0%) PROPOSED BUILDING COVERAGE: 2,225f S.F. (12.7%) GENERAL NOTES 1. THIS PLAN IN ONLY INTENDED FOR THE PERMITTING AND CONSTRUCTION OF THE SEWAGE DISPOSAL FACILITIES AND NEW DWELLING LOCATION. 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 DIG -SAFE, PER MASS. STATUTE CHAPTER 82, SECTION 40 (1-888-344-7233) 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). SYSTEM PROFILE NOT TO SCALE 0 EL.=90.67 TOP FOUNDATION EL. 90f 4" SCH. 40 PVC L= 10't FT. S= 0. 4" SCH. 40 PVC L= 24FT. S=0.01 FIRST PIPE LENGTH TO BE SET LEVEL FOR MIN. 2' 4" SCH. 40 PVC i S.00/ I=87.50 / lul\ 1=8 k 87.75 1=87.26 1=87.09 DISTRIBUTION NOTE:SEPTIC TANK BOX MAGNETIC REFLECTIVE TAPE SHALL BE PROVIDED IN THE TRENCH OVER ALL PVC PIPING 5" DIA. KNOCKOUT (TYP.) 00= 00 OCR 8'-6" FRONT VIEW 36" 24" EFFECTIVE DEPTH KIERAN J. HEALY NO. 48135 Y. ' �10r FINISH GRADE 90.8-91.0 _ _ _ _ _ _ _ = _ _ _ _ _ _ _ _ _ _ _ _ 7.00 =______=__ EL. 85.00 LEACHING 5.9' SEPARATION CHAMBERS EL.=79.1 1 ESTIMATED S.H.G.W. (BOTTOM OF TEST PIT) 20" ACCESS COVER TO WITHIN 3 INCHES OF FINISH GRADE CONC. 12-36" COVER RISER �- •� 2" LAYER OF 1 /8" TO i� 1 /2" DOUBLE WASHED ® r___1 0R STONE ABOVE CROWN OF PIPE 3/4 TO 1-1 /2 ',. DOUBLE WASHED %" STONE TO CROWN OF PIPE I-- 4'-10" 12'-10" SIDE VIEW NOTES• 1. ONE ACCESS COVER PER SYSTEM SHALL BE RAISED TO FINISH GRADE. 2. CHAMBERS SHALL BE 500 GALLON LEACHING DRYWELL, MANUFACTURED BY SHOREY OR APPROVED EQUAL. 3. GEOTEXTILE FABRIC MAY BE USED IN LIEU OF DOUBLE WASHED STONE. �z N � RP,�F0Ro v7 S� n 6A G LOCUS LOCUS MAP NOT TO SCALE "BAN G. VERGATU � •: IK. . 11/15/22 BRIAN G. YERGATIAN DATE PROFESSIONAL ENGINEER SEPTIC SYSTEM DESIGN 800 ROUTE 6A IN YARMOUTH PORT MASSACHUSETTS (BARNSTABLE COUNTY) SITE PLAN NOVEMBER 15, 2022 NO. DATE DESC. Yarmouth Health Department MPROYED s 2 ame Date PREPARED FOR: DAM MENTO 4 ASPEN WAY HOLBROOK, MA 02343 DAN@M ENTOLAN DSCAPE.COM BSC uftoup 349 Route 28, Unit D W. Yarmouth, Massachusetts 02673 508 778 8919 © 2022 BSC Group, Inc. SCALE: 1 " = 20' 0 10 20 40 FEET FILE: YAR\5072700\CIVIL\DRAWINGS\50727-SP.DWG DWG. NO: 6863-01 SHEET 1 OF 1 JOB. NO: 50727.00