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Home My WebLink About362 Willow Street General Plan 20_NS• RUCTION NOTES 1. REMOVE AND SEPARATELY STOCKPILE ALL "FILL" MATERIAL AND "A -HORIZON" MATERIAL WITHIN THE OVERDIG AREA (SEE DEEP OBSERVATION HOLE LOGS, SHEET 11). REMOVE AND DISPOSE OF ALL "B -HORIZON" MATERIAL WITHIN THE OVERDIG AREA. BACKFILL WITH TITLE 5 FILL AS REQUIRED TO ACHIEVE THE DESIGN GRADES. NOTE THAT SUITABLE PORTIONS OF THE STOCKPILED "FILL" MATERIAL MAY BE USED INSTEAD OF TITLE 5 FILL. DETERMINATION OF "SUITABLE PORTIONS" SHALL BE MADE BY THE ENGINEER AND/OR REGULATING AUTHORITY, AND WILL TYPICALLY BE CLEAN, SANDY DEPOSITS FREE OF SILT, ORGANICS, BOULDERS AND DELETERIOUS MATERIAL. STOCKPILED "A -HORIZON" IF OF QUALITY ACCEPTABLE TO ENGINEER, MAY BE USED TO SUPPLEMENT SPECIFIED TOPSOIL REQUIREMENTS. 2. CONTRACTOR SHALL COORDINATE STOCKPILING OF MATERIALS WITH OWNER. 3. WHENEVER POSSIBLE, SEWERS SHOULD BE PLACED AT LEAST 10' HORIZONTALLY FROM ANY WATER MAINS. WHEN SEWER LINES MUST CROSS UNDER WATER MAINS, A VERTICAL SEPARATION OF AT LEAST 18" IS REQUIRED. ADDITIONALLY, A FULL SEWER PIPE SECTION SHALL BE CENTERED UNDERNEATH THE CROSSING POINT, SUCH THAT BOTH PIPE JOINTS WILL BE AS FAR AS POSSIBLE FROM THE WATER MAIN. IF 18" OF VERTICAL SEPARATION IS UNOBTAINABLE, BOTH THE SEWER AND WATER MAIN SHOULD BE ENCASED IN CONCRETE FOR A DISTANCE OF 10' ON BOTH SIDES OF THE CROSSING. 4. CLEAR AND GRUB ALL TREES AND SHRUBS AS REQUIRED FOR COMPLETION OF WORK. NO TREES SHALL BE REMOVED WITHOUT PERMISSION OF OWNER. NOT ALL TREES ARE IDENTIFIED ON PLANS. GENERAL NOTES I. THIS SITE PLAN IS FOR SEPTIC SYSTEM CONSTRUCTION PURPOSES ONLY. IT SHOWS APPROXIMATE BUILDING LOCATIONS AND PROPERTY LINE INFORMATION AS FOUND ON EXISTING PLANS. PROPERTY LINES AND IMPROVEMENT LOCATIONS ARE NOT THE RESULT OF A PROPERTY LINE SURVEY. 2. COMPONENTS SHALL NOT BE BACK FILLED OR CONCEALED UNTIL INSPECTION AND APPROVAL IS OBTAINED FROM THE ' OWNER/ ENGINEER AND REGULATING AUTHORITY. 3. BOTH THE CONTRACTOR AND THE ENGINEER MUST CERTIFY CONSTRUCTION AND PREPARE AS -BUILT PLANS SHOWING BOTH LOCATIONS AND ELEVATIONS. CONTRACTOR SHALL COORDINATE HIS WORK WITH THE ENGINEER TO ALLOW INSPECTION AND COLLECTION OF ELEVATIONS AND LOCATION MEASUREMENTS FOR THE PURPOSE OF CONSTRUCTION CERTIFICATION AND PREPARATION OF AS -BUILT PLANS. THE CONTRACTOR SHALL PROVIDE A MINIMUM OF 5 DAYS PRIOR NOTICE TO THE OWNER/ENGINEER OF THE FOLLOWING TASKS: COMPLETION OF OVERDIG AREA i COMPLETION OF LEACHING TRENCH PIPING (PRIOR TO BACKFILL) COMPLETION OF SEPTIC TANK AND DISTRIBUTION BOX INSTALLATION (PRIOR TO BACKFILL) STARTUP AND TESTING 4. VEHICULAR TRAFFIC, PARKING OF ANY VEHICLES, STOCKPILING MATERIALS, AND STORAGE OF EQUIPMENT OVER THE i A LEACHING AREA IS PROHIBITED AT ALL TIMES. 5. SYSTEM AREA SHALL BE STAKED AND FLAGGED BY THE CONTRACTOR FROM THE START Cl" WORK UNTIL ACCEPTANCE BY THE OWNER. 6. SITE ELEVATIONS REFER TO ASSUMED DATUM. I 4j2_ 7. ALL SETBACKS AND CONSTRUCTION SHALL CONFORM TO THE REQUIREMENTS OF 310 CMR 15.000 (TITLE 5), EXCEPT AS I E ADJUSTED BY VARIANCES. 8. TOPOGRAPHIC SURVEY WAS PERFORMED BY ASEC CORPORATION IN SEPT 2001, AND A SURVEY PROVIDED TO MHD BY PRISM ENVIRONMENTAL IN MAY 1999. 9. THE LOCATION OF GAS, WATER, TELEPHONE, AND ELECTRIC LINES WERE COMPILED FROM PRE -PAINTED FIELD INDICATORS t AND HISTORICAL RECORDS, AND ARE INTENDED TO BE APPROXIMATE ONLY. ONLY OBSERVABLE UTIU11ES WERE LOCATED. OWNER ASSUMES NO RESPONSIBILITY FOR LOCATION AND TYPE OF UNDERGROUND UTILITIES. ` 10. THE LOCA11ON OF ALL SUBSURFACE STRUCTURES AND UTILITIES SHOULD BE VERIFIED THROUGH THE APPROPRIATE AGENCY. THE DIG -SAFE CALL CENTER (1-800-322-4844) SHOULD BE CONTACTED BY THE CONTRACTCR AT LEAST 72 HOURS BEFORE ANY EXCAVATION. ' k t , {, I 1 r r41 A. i I i el i i i f ,1\4 EXISTING,pRECAST t ., „ PUMP OUT CONTENTS OF EXISTING \ ' SECONDARY CESSPOOL;' SEE -. 4 CESSPOOL, ;CRUST i STRUCTURE, CESSPOOL REPAIR.' NOTES t,; FILL VVI SAND REPAVE I ' TN' N ;t ACCORDANCE Willi SPECIFICATIONS EXISTING CONCRETE BLOCK PRIMARY CES'SPOOL,' SEE ;; r CESSPOOL REPAIR NOTES i I ;r w ' iJ MEN I /PR014,Q ED CON' �y9WJ I 4" 4'3v/8' LdN1 PRESORE-t- POSTS S NK,' 4', AT CO,RNERSI OF I FIELD;rO'PROHIBIt FUTURE ;VENT rTiVI1Y OVERREACHING TREE N AROUND/OIL/WATER SePA OIL/WATER SEPIARXTOR, SEE SHE17. NOT` HOWN AhE ' PANELWIOUNTED ON BUILDING ;EXI F�PO RED BY 3 4 ; , 2 12 & 11#1 O�JILDING ELFF�TRICAL .SY5TEA F��D T TANK (1�Cj 6#14 & 1014 SEE ELECVICAL NOTES, SHE !'r , Q7 TOR 1 98 ......................... ' FED.AID PROJ.NO. FISCAL YEAR EXTRA HE4VY C.I.) PIPE I f MASS CONNECTEET TO OORRAIN 03 i % TEM P" S PROJECT FILE NO. 601571 Y+' 0 WENT THROUGH BUIIIDINGiINTgRIOR TO ROOF f 1�, '� FOR dWS AND OUTLET PIPING, ; SEE DTAIL, SHEET 17 y `- 3000 GALLd IGHT TANK!, SEE e 05 DITAIL, SHEET 17 [[ i 4C.I.t--J " 0j VE HFIOUGH I BUILDINGI IN RIOR TO (ROOF, I j! , SEE LIETAIL, SH+EET 17 1 fI - I CONCRETO, SLAB 7 1 97 - YARMOUTH 1.11 -' MAINTENANCE FACILITY -'EXTENT OF 5- OVERDG,.SEy CONSTRUCTION NOTE 1r_ 96 95 2' WIDE X 2' DEEP X 30' 6' Tome Ll STATE FED.AID PROJ.NO. FISCAL YEAR SHEET NO. TOTAL SHEETS MASS N/A 03 15 17 PROJECT FILE NO. 601571 LONG LEACHING TRENN SPACING,' (�I'P GENERAL PLAN FOR 2), SE�J)ETAIL, SHEET 16.. _ m , 94 TEST PIT LOCATION, SEE DEEP CESSPOOL REPAIR NOTES: J OBSERVATION HOLE LOGS, 1. DEMOLISH EXISTING OVERFLOW PIPE FROM PRIMARY CESSPOOL 1 tt t + I SHEET 16 TO SECONDARY CESSPOOL (APPROXIMATE EL 98.3'). PLUG AND SEAL 1 I t` TP -2 OPENINGS WITH WATERTIGHT GROUT. r t t1 2. INSTALL NEW 4"0 SCHEDULE 80 PVC OVERFLOW PIPE WITH \I t DISTRIOU710N BOX, STARTING INVERT 3 LOWER THAN PRIMARY CESSPOOL INLET INVERT SEEDETAIL, SHEET 16 (APPROXIMATE EL. 95.7'). NEW OVERFLOW PIPE SHALL HAVE A SLOPE — OF 0.02 DOWN TO SECONDARY CESSPOOL. CORE DRILL HOLES IN BOTH CESSPOOLS TO RECEIVE OVERFLOW PIPE. SEAL GAPS AROUND PIPE WITH WATERTIGHT GROUT. 4"0 INSULATED PVC 3. INSTALL VERTICAL INLET AND OUTLET TEES IN PRIMARY CESSPOOL ` SEWER PIPE TEES SHALL EXTEND 10" BELOW PIPE INVERT. \ .•'EWER MANHOLE WITH 30" ' y, FRAME ANP COVER-<,' 94- 3/14'C; 2#14 �V #14 GNIY SEE ( I ' i p C ELECTRIG,ALJNOTES, Syf=ET 1 1 I' Q i AUXILIA{��''II�TERIOR ;'lUDIBLE LA(M !(fIGI�TIVK t EVE�l�; ONLY) I j " 2#1'4 k 1 1,4 GIS . SEE f#LECTRIQAL NOTES , -/,SET 17. i /I. LItTIGHT TK ALARMf PANEL s CTRICA-L BCONTRACTOR TO ` ; u- 2fN�D.)VIDE-P(ci/}4"C, 2#12 & E R IAL` PQNEER ANEL' FROM BRI SPEC 1 DUNG / ,500 GALLON SEPTIC TANK SEC110t 100.51 SEE DETAIL, SHEET 1E l FIROPOSED BUILDING, { I SEE ISHEET 2 EXISTING EDGE OF PAVEMENT'IMSHED{-FI100R ELEV I- 9750 100 95 m 65 v 1 r I 4" 0 INSULATED PVC / f 1�, '� � • SEWER PIPE tic, - e 05 i [[ i .4� t r , 100 95 m 65 v 1 r I / f 1�, '� � • , e I i i PLAN tl "" 1 i. I 100 4" PV'. SLOPE=0.01 ,.- : _ _ D EXI GRAD ..... r i PROPOSED ; 95 GRAD TO BE CONNECTED TO BUILDING SEWER----- , %' l it 1 3' _MAX.... rI 4"0 INSULATED PVC SEWER ----_----- PVC SLO LOPE - _ i PIPE (MIN. SLOPE 0.02) (INSULATED) " PVC SLOPE -0 0015 � 90 } 89.42 - - Y x _. _ a ,�,tq x U U 06 Z z EN rn [p Lo U Lu -- -----�' -- -- __. __. W00)i t0 N chi � p 01 JW U + ! PROFILE - _�,�._ O _.-1 _ W N 0�_ W M— O _ _ _ _M__ I- 5 �; o . _ a- ¢ J HORIZONTAL SCALE: 1" = 20' _p _ _ v+-_ + _ o O N M VERTICAL SCALE: 1"=2° ? O O W W _ �. __. _..__.., . ..Q __. �> F> a >> + 85 - 0+00 N Nz ~zZ F z rnz •- 0+50 -> 1+00 N 1+50 100 95 m 65 v