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HomeMy WebLinkAboutSD-370-5POST TWO I" x I" SUPPORT NET WOOD STAKES Ftt TER FABRIC lar HAYBALE WAMY 'xAO"zs z„ Q EXIS77NG DRAIN MANHOLE ' 9aN FMT WT , (2) EXISTING SEWER MANHOLE +'R^"T�P*�TT ❑ EXISTING CATCH BASIN TO AOp�E £fCOPA- 5R/MGl1 _ _ 0 EXISTING UTILITY POLE 2 - BACKFILL & tlo � % „T =r � Q EXISTING FIRE HYDRANT o. or �- � W50 EXISTING WATER SERVICE K44H EXISTING WATER GATE IT J ........ ..... 4A PTO FO48! 4• Itbfi Rl,HJiN6t9X ........... q ... ..... r r o EXISTING GAS GATE to SMH "I" G. EXISTING STORM DRAIN EXISTING SANITARY SEWER m ¢OED INV. 1NG36.60 (SMH F) W £X /STING WATER MAIN .............. . Q ¢ S1 M pe INL: OUT = 236.54 e ti 0 amave euw rs Roo�eru ND OHW EXISTING OVERHEAD 6WIRES . ... . '. .... 6 o O �E� cawwemv tz s ,rsaotanu OR C4WACIM RLL 152 EXISTING GRADE NA77VE SOILQ� _erg 15Ox50 EXIS77NG SPOT GRADE DEGIOU8 TREE PLANTM I PROPOSED CONTOUR G " `TO9G" ?k v! EXISTING DECIDUOUS TREE TO REMAIN YP TICAL S& TA Zm FE F P LC LOT 181 ! NOT TO SCALE { + WF#1 WETLAND FLAG 3 SMH 'F" EXISTING STONE WALL �i UPjy17 /25 RIM 251.87 ' w PROPOSED CATCHBASIN KITH GRANDE CURB INLET �J 38. e INV IN= 259 (SMH M) PRlwiiEQ /(�iQR)'1kFLt LOT 182 DMff "H" z ��i INV IN= 238.59 E PROPOSED DRAIN MANHOLE (NOT 70 SCALE) �� RIM = 250:91 INV, IN= 246.77 DMH G INV- IN= 238,52 (SMH K >OOF INV, IN= 242.18 ( ) INV. OUT= 238.50 (SMH !) PROPOSED FIRE HYDRANT EADER FINISHED GRADE ` INV, OUT= 242.13 D PROPOSED DRAIN PIPE LOT 18,3 LOT 283+ SURCHARGE PIPE � � -FULL DEPTH BACKFILLING OF ALL PROPOSED SLOPED BITUMINOUS CONCRETE CURB LOT 1878 RELOCA 3 TRENCHES WITH CONTROLLED PROPOSED WATER GATE SPLASH COtr£R TO GRADE DENSITY FILL (CDF) MIN: J2" COVER CDLDPLANE INTERSECTION TO A RCP REINFORCED CONCRETE PIPE Et. 256.0 �� fz , MINIMUM DEPTH OF 3.5 INCHES CLDI CEMENT LINED DUCTILE IRON PROPOSED � ; LOT 184 " LOT 188 V�+ggtg h - INSTALL 6oz. REINFORCING FABRIC AREA OF BORDERING VEGETATED �"- 0 RE V - OVERLAY INTERSECTION 2' LEVELER, WETLANDS ALTERATION BUILDING —' FOINDA7701V � �- EL 235,0 � PVC INLET � BIIlRDE7?M& S 4 � G ; ' r> 1:5" TOP COURSE t+EAPETA 7ED NETGANDS p5� g C�N� 10'MIN _ " 1 1/2" WASHED STONE (�J 7,� PR�j?���QA c- L�� -INFRA REDI ALL SEAMS REQUIRED PROPOSED HAYBALE SILT FENCE 1.• D LOT 187C e . / �� - REPLACE ALL PAVING MARKINGS FILTER FABRIC ` , Z4 _ Qu PROPOSED VERTICAL GRANITE CURB 8OT7DM OF DRYWU i �= Zt r� �\ PROPOSED STONE WALL PRECAST 6' -O'' EL. 254.0 rn i r iv y j.'i� 2� »r1 T 5 S Y' ^ \ \.,� DMH G" DRYN£LL I loxra' i LOT 187A 4445111 PROPOSED STREET TREE (2). 3 -31/2" A rt RIM= 251.64 t ,J CAL. ACER RUI3RUM, RED SUNSET MAPLE> r T D(3 dr S N INV, IN= 248.14 CB D) 4�5° ff f DIA� � % --�u � °� � �/+C� . I'�17�24 ' INV OUT= 24B.7� (DMH H) , HEAVY DUTY z'� W LIGHT MATURE SIZE IS 45 HEIGHT. FAST GROWTH RATE. N `` y� k I OR EQUAL) ® R �/ CB D" �� °' e G i c fit' ` I� ,5,% RM 2 2 Wn �5k RIM= 252:39 PROPOSED LIMIT OF WORK LINE o a, LOT 185 �, 40. w.s EXIS77NG OVERHEAD NV IN- 24a.90 (CB E) I '� ° I t \ p n SMH "J" WRE5(TO BE REMOVED) INV, IN= 249.05 (DMH L) ems° / C7 \�k} RIM= 250.04 NOW-STA i /5 U f34 IN. OUT= 248.74" DMH G 1 1/2" WASHED cif i' G „ n I F INV, OUT= RE OZ / CONC. WALK ( ) ROOF DRAIN FROM I / \ I STONE , i „241,28 ND 4;': i h JW LIGHT �-CB E BUfLiJ /NG fl I °° i I °� 1 �° LOT 188 i" 2 LOT 252"8 w RIM = 252.72 PRECAST DRYK£LLS \� ® °� GXAVELG 2 "C u J NV. OUT= 249.51 (CB D) MANHOLE COVER TO �� � � i�r � G� � 5 R! Vf lh 6 h ° — tt � % 4 GRADE (TYP ) TA&E QE XkUffl"r. DAM O 18 (ZONING D67WICT IS RS) FILTER FABRIC AROUND 8 '- 9'r ll . ,, P€RIMEIER OF ExCAVA77ON ,E¢ EXI " f APPROVED BY- TOTAL LAND AREA 16,250t5.F. P11 (IYp.) xS�N � ��p :'', -5 �,_ sEaf M rN LOT 252A LEXINGTON PLANNING BOARD i ti V '" '� x 0 L" s�.�%y`��/ EXISTING AREA IN VEGETATED WETLANDS 1 tii=4" p�� 3xfl 11�° _(WI7HIN RIGHT OF WAY) 725zE S.F. too' BUFFER LONE LINE 2s PROPOSED VEGETATED WETLAND REPLACEMENT FROM EXISTING BORDERING "T, AREA ON SAE: 850 #SF, �Q ) VEGETATED WETLANDS` -- / DEVELOPABLE SITE AREA: 15, MAINTAIN A M1N1M1JAt V£R17CAL PARA7tON OF tiYO. (2) FEET FROM 5 ,n g� �` I SWING , 4001•S.F. J,_ 1HE BOTTOM OF 1HE DRY1�'tL TD SEASONAL HIGH GROUNDWATER: � -;n,: - l ftR1D_ (-.Sfc i. ..- l S£T LOT 2Jr 1 cn a&>* p LENGTH OF STREET (IMPROVED PflRTIflN), 368# 2S t2 DEF SIJB77O �, / 254 AREA WITHIN S7REET RIGHT OF WAK » o PUCATA DWELLING 96 (IMPROVED PORTION): 14,710-+ S.F. SITE COVERAGE OF BUILDINGS: 1,584 S.F. 1. ZONING DiS`TRICT IS RESIDENTIAL - RS 25 °Z ` fi "�� G 4� 25 2�8 % COVERAGE OF BUILDINGS lox t 2 THE SUBJECT PROPER77ES ARE DEPICTED ON THE TOWN OF LEXINGTON ECK T 280 AREA COVERED WITH IMPERVIOUS SURFACE: 3,530± SE ASSESSORS MAP 58 AS PARCELS 190A AND 190C. 260 z i 0¢t p y �6p IMPERVIOUS SURFACE RATIO: 22Z J. THE LOCATION OF ALL UNDERGROUND UTILITIES SHOWN ARE APPROXIMATE ! 28U 2 G / S Y f�` AND ARE SASSED UPON A PARTIAL FIELD SURVEY AND COMPILATION OF V � ' DATE PLANS CIF RECORD. MERIDIAN ENGINEERING, INC. DOES NOT WARRANTY � � \ *`- LOT 1908 36'" °.r i APPROXIMATE EXIS77NG NOR GLJA1AfsITEE THE LOCATION OF ALL UTtLtitF. -s SHOWN OR NOT TREE CANOPY (TYP). LOT 249 SHOWN. THE CONTRACTOR, PRIOR TO COMMENCEMENT OF CONSTRUCTION, /- SHALL VERIFY THE LOCATION OF ALL UTILITIES AND CONTACT DIG SAFE 26 �? PROPOSED AT 1-800-322-4844. DECK 6' HIGH "r :�� STOCKADE 4. RESOURCE AREA WAS FIELD DELINEATED BY LELtTO ENVIRONMENTAL LOT 191 x FENCE CONSULTANTS ON MARCH 31, 1992 & APRIL 13, 1992,& NOV. 12, 1993. REMAINS OF GRAPHIC SCALE 6 HIGH BOX WIRE SYMBOL TREE NAME SCALE. • 1" _-40" 5. ELEVA77ONS ARE BASED ON THE TOWN OF LEXINGTON SEWER DARJM. � � STOCKADE FENCE RM RED MAPLE 6. TOPOGRAPHIC INFORMATION IS BASED ON A FIELD SURVEY PERFORMED BY V A FENCE LOT 210 M MAPLE FEET 40 0 20 40 80 160 MERIDIAN ENGINEERING, INC. ON APRIL 24, 1992 & APRIL 28, 1992 & O OAK OCTOBER 23, 1992 LOT 192 B BEECH Z UNDERGROUND FUEL STORAGE TANKS ARE PROHIBITED. Br BIRCH METERS 0 " 10 20 4o s0 & SILTATION BARRIERS SHALL BE STAKED AND PLACED PRIOR TO THE COMMENCEMENT OF CONSTRUCTION AND SHALL BE MAINTAINED UNTIL PERMANENT tTOETAIED COVER HAS BEEN ESTABLISHED. 9. ALL TREES LOCATED WITHIN THE WORK AREA AND WHICH ARE TO BE SAVED, SHALL BE FLAGGED AND STRAPPED. VON LOT 209 10. DRIVEWAY SEALANT IS PROHIBITED: 11. SEE RECORD CONDITTONS PLAN (SHEET 1 OF 7) FOR WETLAND FLAG LOCATIONS 12. THE SELECTION, LOCATION AND PLANTING OF TREES SHALL BE TO THE DEFINITIVE SUB WSION SATISFAC17ON OF THE TREE WARDEN: ilk rT ry tg� �a 1, TON, MA SAC _E -- HERE • - - -- -, CLERK T E TICE OF SITE C{�.111 ST RU i IONI DSCAP PLAN' FOR REGISTRY OF DEEDS USE ONLY LEXINGTON, MASSACHUSETTS HEREBY CERTIFY THAT THE NOTICE OF APPROVAL OF THIS PLAN BY THE LEXINGTON PLANNING BOARD HAS MAP 58, LOT 190A LOCATED p� . �ZN Or M1£A L�Ci`l i i'.r� �IY HAS BEEN RECEIVED AND RECORDED AT THIS OFFICE AND NO NOTICE PAUL A. PHELAN nHARD /p*t#yywy� /at R OF APPEAL WAS R ECEIVED DURING THE TWENTY DAYS NEXT AFTER s G O ;✓ *^ SUCH R£CftPT AND RECORDING OF SAID NOTICE. MAP 58, LOT 19OC / � �, © r ) RICHARD C. PHELAN t /