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HomeMy WebLinkAboutEngineered Plan - Rev. 2018KtY: CAPTAIN EXISTING CONTOUR: - - - - UpTHROP PROPOSED CONTOUR: ------------- o 03 ::i EXISTING SPOT ELEVATION: 25.5 = 1 PROPOSED SPOT ELEVATION: 25.5 O O TEST HOLE: + -< y O UTILITY POLE: -O- U) �z a p . FENCE LINE: �m HYDRANT: N Z�y RETAINING WALL: 4MULFORD ST LOCUS LOCATION MAP 34.5' LOT 29 (15,000 SF) ......... . ASSESSORS MAP: 78 PARCEL: 282 PLAN BOOK: 260, PAGE: 50 LEACH AREA DETAIL E. N SEPTIC SYSTEM DESIGN FLOW ESTIMATE: 3 BEDROOMS AT 110 GAL / DAY = 330 GAL / DAY SEPTIC TANK: 330 GAL / DAY x 2 DAYS = 660 GAL USE 1000 GALLON SEPTIC TANK (EXISTING) LEACHING AREA: USE 5 - 125 GALLON CHAMBERS (6.1' x Tx 12" EFF. DEPTH) WITH 4' OF STONE AROUND SIDES AND 2' AT ENDS (34.5' x I V x 12" DEEP) . SIDE AREA: (34.5' + 1 l') x 2 x 1 = 91 SF (0.74) = 67 GAUDAY BOTTOM AREA: 34.5' x l l' = 379 SF (0,74) = 280 GAUDAY CAPACITY = 347 GAUDAY BENCHMARK AT LEFT CORNER OF CONCRETE: STEP ELEVATION =101.85 04 .,-. _.- _,._..- 1 104 ._ o =r 102 w 4_ 7 o shed . �� "� 20" oak - _' •- , LP 24" oak 17 'tui � CD 18" oak i � r ' IL t t. It L`101 � � Garden -Z t ^fencer \ 100 p DRIVE PAVE � "' / existing 10ept9 tank ST /.. 103 ROOM j. PECK SUN - - (no foundatio i sh � \ invert =100.1 19' EXISTING M 101, 3 BEDR NG ttop Ind =103.35 N GARAGE o x Oa i W 101 D i DRiV S 80°3420, W 100 --- - .-.- - -.. Elf Pavement D / o Ho�ARD RpA 99 �: GENERAL i M18-23A SEPTIC SYSTEM SECTION LOOR COVERS WITHIN 6" TOPP OF 1 OF FINISHI=D GRAE Oa�.,;,.� � „ ° FOUNDATION 100.1 ELEV. ° ELEV. �. 1000 GAL SEPTIC TANK TEE SIZES: TO BE CONFIRMED) INLET: 6" UP , 13" DOWN OUTLET: 6" UP, 14" DOWN BATH BED BED ROOM ROOM 2nd FLOOR 1/4"per ft. y CO COVER (1' MIN) :V. 99,36 98,19 ELEV. D-BOX ELEV. (COMPACE UNDER TED) MECHANICALLY ELEV. -GAS BAFFLE AT OUTLET TEE TEST HOLE LOGS ENGINEER: THOMAS MCLELLAN, P.E. WITNESS: PHIL RENAUD DATE: 5-16-18 PERCOLATION RATE: < 2 MIN/IN USGS GROUND WATER ADJUSTMENT: WELL: A1W-230, ZONE: B, ADJ (APRIL): 0 ADJUSTED GROUND WATER ELEV.= 92.7 DECK SUN NOTES: ROOM sh 1. VERTICAL DATUM: ASSUMED 2. MUNICAPAL WATER IS AVAILABLE. BATH 2" PEASTONE OR FILTER FABRIC - 3/4" - 1 1 /2" WASHED STONE INSPECTION PORT /-- ELEV. 99.96 1,11 ° ° ° I'IJ 98.13 4 H ELEV. 34.5' x 11' 5 -125 GALLON CHAMBERS (ACME LC-6) 5.43' WITH 4' OF STONE AROUND SIDES AND 2' AT ENDS (34.5' x I V x 12" DEEP) ADJUSTED GROUND WATER ELEVATION = 92.7 v� ivv TH-1 103.0 O/A HORIZON ELEV. LOAMY SAND 10YR 4/3 102.5 B HORIZON LOAMY SAND 10YR 5/8 100.8 C HORIZON MEDIUM SAND 2.5Y 7/4 123" 1 Ut itKvtu 126" GROUND WATER KITCHEN ROOM 3. SCHEDULE 40 - 4" PVC PIPE TO BE USED THROUGHOUT SEPTIC SYSTEM. 4. ALL PRECAST UNITS SUBJECT TO TRAFFIC LOADS TO CONFORM WITH AASHTO H-20 SPECIFICATIONS. 5. PIPE PITCH = 1/4" PER FOOT (UNLESS NOTED OTHERWISE). DINING LIVING 6. FIRST 2' OF PIPE OUT OF D-BOX TO BE SET LEVEL, ROOM ROOM 7. THE SEPTIC SYSTEM HAS NOT BEEN DESIGNED TO ACCOMODATE THE USE OF A GARBAGE DISPOSAL. 8. ALL CONSTRUCTION DETAILS ARE TO BE IN CONFORMANCE WITH THE STATE OF MASS. ENVIRONMENTAL CODE (TITLE FIVE) AND LOCAL HEALTH REGULATIONS. 9. CONTRACTOR TO VERIFY LOCATIONS OF ALL UTILITIES PRIOR TO CONSTRUCTION, EXISTING FLOOR PLAN 10. GROUND COVER OVER ALL SEPTIC SYSTEM COMPONENTS NOT TO EXCEED T WITHOUT VARIANCE. 11. FIELD SURVEY PROVIDED BY TERRY A. WARNER, P.L.S., HARWICH, MA. 12. THIS PLAN REQUIRES THE REVIEW AND APPROVAL OF ONE OR MORE TOWN DEPARTMENTS AND IS SUBJECT TO CHANGE UNTIL SUCH TIME. THIS PLAN HAS BEEN PREPARED FOR THE SOLE PURPOSE OF CONSTRUCTION OF A NEW SEPTIC SYSTEM AND DOES NOT NECESSARILY REPRESENT A FULL DETAILED PROPERTY SURVEY.RE r= .asr° °,j 13. EXISTING LEACH PIT IS TO BE PUMPED AND REMOVED. r14. D-BOX TO BE WATER TESTED TO ENSURE LEVELNESS AND EQUAL FLOW. ��UL OL 5Z0I8 acRRY yGs, r--oz HEFLl �E?T. TH J SITE PLAN ` LOCATION: 10 GENERAL HOWARD RD., S. YARMOUTH, MA PREPARED FOR: WILLIAM LOONEY DATE: 5-22-18 SCALE: 1" = 20' REVISED: 7-17-18 EACH AREA LOCATION > 100' FROM DRAIN) BASS RIVER ENGINEERING P E P.O. BOX 1163, EAST DENNIS, MA 02641 508-364-9048