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HomeMy WebLinkAboutDOA - 110 River St - Site Plan002PROVIDE WATERTIGHT C.I. ACCESS COVERS TO FIN. GRADE 1.6' SYSTEM PROFILE (NOT TO SCALE) i 4'@SCH40 PVC PIPES LEVEL 1ST 2' *9.7' 10" 1500 GAL H-20 14" " EXIST. 2' TO 3' 8 68' TEE SEPTIC TANK TEE CRAWLSPACE 8.43' GAS BAFFLE 4' UQ. LEVEL (ACME OR EQUAL).:: 8.41' ° 8.24' ... -000000°00°00°o°oOOOO. . . 0 p0000000ne^oOo^o^°°°°oo°°Oc°°On°^°^°n°°a 6" CRUSHED STONE OR MECHANICAL COMPACTION. (15.221 [21) ( 8_876 SLOPE) (--L-% SLOPE) (-!-% SLOT FOUNDATION- 15' - SEPTIC TANK 2' D' BOX 4 *THE INSTALLER SHALL VERIFY THE LOCATIONS OF ALL UTILITIES AND ALL BUILDING SEWER OUTLETS AND ELEVATIONS PRIOR TO INSTALLING ANY PORTION OF SEPTIC SYSTEM VARIANCES REQUESTED UNDER TITLE 5 15.405 AND TOWN OF YARMOUTH HEALTH REGULATIONS: 15.405 1(a): REDUCTION IN SETBACK, SAS & ST TO LOT LINE (10' TO 5'): 1(b): REDUCTION IN SETBACK, SAS TO FNDN. (20' TO 14') TOWN OF YARMOUTH: REG. 3.7: REDUCTION IN SETBACK, SAS TO WETLAND (MHW): 100' TO 52' TEST it 410LE LOGS ENGINEER: ARNE H. OJALA, PE, SE WITNESS: AMY VON HONE, RS DATE: 6/8/11 PERC. RATE _ < 2 MIN/INCH CLASS I SOILS a ELEV. 1 4 .4. 0" 11.1' A LS 12" 10YR 4/2 E MS 16" 1OYR 5/1 B LS 1OYR 5/6 24" 9.1' PERC I x I MS 2.5Y 6/6 120" 1 OBS. WATER 1.1' 89-070 2nd HOLE WAIVED (SITE CONSTRAINTS) ALL SYSTEM COMPONENTS SHALL BE MARKED WITH MAGNETIC TAPE OR COMPARABLE MEANS FOR FUTURE LOCATION. PROVIDE INSPECTION PORTS TO WITHIN 3" OF FINISH GRADE 2% SLOPE REQUIRED OVER SYSTEM TOP BRICK STEP EL = 11.8' PROP. 2'x 20' EXPANSION -� ®.35 © 7.33 EXISTING BASINS (TIDALLY INFLUENCED) I T 12.20 /12 / / .,176 . s\ .29 / 11.7�� PAVED S' \ \ / DRIVE H4; CC f y - ' 12 \ 2 11.48 * 11. Q / 11.31 1 N11.20 llig n� V-nuc'IT .0 11.21 •off 111.35 1 .22 49 , 0. 3. Scale:1 20' 0 10 20 30 40 50 FEET ZPIT� 62 "� INV OUT EL -9.Y GAS EXISTING it. 9 DWELLING 1.58 TOP FN EL - 11D.g.6' �d 11.3 38 Wq Y LOT B �!- 7,726 SFf J 99Ylw e I 3/Y oa I a to ! 6.24 NOTES 1. DATUM IS NGVD 2. MUNICIPAL WATER IS EXISTING 3. MINIMUM PIPE PITCH TO BE 1/8" PER FOOT. 4. DESIGN LOADING FOR ALL PROPOSED PRECAST UNITS TO BE AASHO H -1Q 5. PIPE JOINTS TO BE MADE WATERTIGHT. 6. CONSTRUCTION DETAILS TO BE IN ACCORDANCE WITH 310 CMR 15.000 (TITLE 5.) 7. THIS PLAN IS FOR PROPOSED WORK ONLY AND NOT TO BE USED FOR LOT LINE STAKING OR ANY OTHER PURPOSE. 8. PIPE FOR SEPTIC SYSTEM TO SCH. 40-4" PVC. 9. COMPONENTS NOT TO BE BACKFILLED OR CONCEALED WITHOUT INSPECTION BY BOARD OF HEALTH AND PERMISSION OBTAINED FROM BOARD OF HEALTH. 10 CONTRACTOR SHALL BE RESPONSIBLE FOR CA LUNG AND VERIFYING IGSAFE THE LOCATION OF ALL233UNDERGROUND & LOCUS MAP OVERHEAD UTILITIES PRIOR TO COMMENCEMENT OF WORK. NOT TO SCALE 11. ANY UNSUITABLE MATERIAL ENCOUNTERED ASSESSORS MAP 43 PARCEL 45 SHALL BE REMOVED 5' BENEATH AND AROUND THE PROPOSED LEACHING FACILITY. 12. EXISTING LEACHING FACILITY SHALL BE PUMPED LOCUS IS WITHIN FEMA FLOOD ZONE "B" (HOUSE) & AND REMOVED OR PUMPED AND FILLED WITH CLEAN V 13 EL. 13 AS SHOWN ON COMMUNITY SAND. PANEL#250015 0006D DATED 7/2/92 SYSTEM DESIGN: NOTE: ENTIRE SITE LIES WITHIN INNER RIPARIAN ZONE EXISTING BUILDING COVERAGE: 15.8% PROVIDE DRYWELLS FOR ROOF RUN-OFF 5.70 i9 MHW AT BULKHEAD ELEV. 2.3' NGVD / PROP. 4'x8' CANTILEVERED DECK / (OVER EXISTING DECK) 6.32g? PROP. SECOND STORY WITHIN FOOTPRINT (BEDROOM COUNT REMAINS AT 2) EXIST. PLATFORM, RAMP & FLOAT (LIC. #2611) / / / PROVIDE 5' WIDE MITIGATION PLANTINGS / OF NATIVE SPECIES (OR STONE)IN / CONSULTATION WITH CONSERVATION L AGENT LANDWARD OF WOOD BULKHEAD GARBAGE DISPOSER IS NOT ALLOWED EXISTING 2 BEDROOM DWELLING DESIGN FLOW: 2 BEDROOMS ® 110 GPD = 220 GPD USE A 220 GPD DESIGN FLOW** SEPTIC TANK: 220 GPD (2) = 440 USE A 1500 GAL. H-10 SEPTIC TANK LEACHING: 4.73 SF/Lr x 6.25' LENGTH = 29.56 SF PER HIGH CAPACITY INFILTRATOR UNIT 220 GPD/0.74 GPD/SF = 297.3 SF LEACHING REQ'D 297.3 SF/29.56 SF/UNIT = 10.1 UNITS THEREFORE, USE GRAVELLESS SYSTEM OF (11) H-20 HIGH CAPACITY UNITS IN FIELD CONFIGURATION OF 1 ROW OF 6 UNITS & 1 ROW OF 5 UNITS AS SHOWN 11 UNITS x 29.5 SF = 325 SF > 297.3 SF 325 SF (0.74) = 240 GPD (OK) **2 BR DEED RESTRICTION REQUIRED APPROVED DATE MAIBOARD OF HEALTH TITLE 5 SITE PLAN OF BASS 110 RIVER STREET RIVER SOUTH YARMOUTH PREPARED FOR DAVID McCARTHY PROVIDE APPROX. 35' OF 40 MIL LINER AT 5 OFF SAS /�° DANIEL yc\� UQDANI6LA IN AREA SHOWN. TOP AT EL. 8.6', BOTTOM AT EL. 4.6' ° A. "o OJALA CIVIL No. 46502 ,Zo-11 I __ DATE DANIEL A. OJALA, P.E., P.L.S. JULY 20, 2011 0" 508-362-4541 fax 508-362-9880 downcope.com down cape engineering, Inc. civil engineers land surveyors 939 Moin Street ( Rte 6A) YARMOUTHPORT MA 02675 5i. oren o1n acus a a,a 5 .4. a°� e 4 Locu Wil w S. � o C N 3 o � C 4 1 O Nantucket Sound . CA LUNG AND VERIFYING IGSAFE THE LOCATION OF ALL233UNDERGROUND & LOCUS MAP OVERHEAD UTILITIES PRIOR TO COMMENCEMENT OF WORK. NOT TO SCALE 11. ANY UNSUITABLE MATERIAL ENCOUNTERED ASSESSORS MAP 43 PARCEL 45 SHALL BE REMOVED 5' BENEATH AND AROUND THE PROPOSED LEACHING FACILITY. 12. EXISTING LEACHING FACILITY SHALL BE PUMPED LOCUS IS WITHIN FEMA FLOOD ZONE "B" (HOUSE) & AND REMOVED OR PUMPED AND FILLED WITH CLEAN V 13 EL. 13 AS SHOWN ON COMMUNITY SAND. PANEL#250015 0006D DATED 7/2/92 SYSTEM DESIGN: NOTE: ENTIRE SITE LIES WITHIN INNER RIPARIAN ZONE EXISTING BUILDING COVERAGE: 15.8% PROVIDE DRYWELLS FOR ROOF RUN-OFF 5.70 i9 MHW AT BULKHEAD ELEV. 2.3' NGVD / PROP. 4'x8' CANTILEVERED DECK / (OVER EXISTING DECK) 6.32g? PROP. SECOND STORY WITHIN FOOTPRINT (BEDROOM COUNT REMAINS AT 2) EXIST. PLATFORM, RAMP & FLOAT (LIC. #2611) / / / PROVIDE 5' WIDE MITIGATION PLANTINGS / OF NATIVE SPECIES (OR STONE)IN / CONSULTATION WITH CONSERVATION L AGENT LANDWARD OF WOOD BULKHEAD GARBAGE DISPOSER IS NOT ALLOWED EXISTING 2 BEDROOM DWELLING DESIGN FLOW: 2 BEDROOMS ® 110 GPD = 220 GPD USE A 220 GPD DESIGN FLOW** SEPTIC TANK: 220 GPD (2) = 440 USE A 1500 GAL. H-10 SEPTIC TANK LEACHING: 4.73 SF/Lr x 6.25' LENGTH = 29.56 SF PER HIGH CAPACITY INFILTRATOR UNIT 220 GPD/0.74 GPD/SF = 297.3 SF LEACHING REQ'D 297.3 SF/29.56 SF/UNIT = 10.1 UNITS THEREFORE, USE GRAVELLESS SYSTEM OF (11) H-20 HIGH CAPACITY UNITS IN FIELD CONFIGURATION OF 1 ROW OF 6 UNITS & 1 ROW OF 5 UNITS AS SHOWN 11 UNITS x 29.5 SF = 325 SF > 297.3 SF 325 SF (0.74) = 240 GPD (OK) **2 BR DEED RESTRICTION REQUIRED APPROVED DATE MAIBOARD OF HEALTH TITLE 5 SITE PLAN OF BASS 110 RIVER STREET RIVER SOUTH YARMOUTH PREPARED FOR DAVID McCARTHY PROVIDE APPROX. 35' OF 40 MIL LINER AT 5 OFF SAS /�° DANIEL yc\� UQDANI6LA IN AREA SHOWN. TOP AT EL. 8.6', BOTTOM AT EL. 4.6' ° A. "o OJALA CIVIL No. 46502 ,Zo-11 I __ DATE DANIEL A. OJALA, P.E., P.L.S. JULY 20, 2011 0" 508-362-4541 fax 508-362-9880 downcope.com down cape engineering, Inc. civil engineers land surveyors 939 Moin Street ( Rte 6A) YARMOUTHPORT MA 02675