Loading...
HomeMy WebLinkAboutSD-456-2OF Y LEXINGTaV PLANNING BOARD ILd�sc a DATE. Ol1UNf?WATFR EYEV IJOR DATA THE INFORMAT70N PROVIDED IN THIS TABLE HAS BEEN OBTAINED FROM THE RESULTS OF A GROUNDWATER MONITORING PROGRAM CONDUCTED BY ENSTRAT INC BETWEEN APRIL 12, 2008 AND SEPTEMBER 2, 2009. WELL ELEVA7ON DATE* DEPTH TO WATER* GROUNDWATER ELEVATION* MW-1 210.18 41212008 11.4' 198.78 MW -2 208.38 41212008 Z97' 200.41 MW -3 21J88 41212008 13.35' 200.53 MW -4 1 211.5 41212008 9.27' 202.23 MW -6 21 L 78 613/2008 11.05' 200.73 MW-7 212.48 613/2008 11.3 201.18 MW -8 213.09 7/3112008 13.51' 199.58 MW -9 213.36 91212009 12.98' 200.38 MW - -10 213.O6 713112008 12.56' 200.50 MW-181 210.61 1713112008, 9.82' 1 200.79 * THESE COLUMNS DEPICT THE DATE, DEPTH AND CORRESPONDING ELEVATIONS OF WHEN THE GROUNDWATER WAS OBSERVED AT ITS HIGHEST ELEVATION IN EACH MONITORING WELL. MAP 71, LOT 305A TOWN OF LEXINGTON DIAMOND JUNIOR HIGH SCHOOL" DEED BOOK 8997, PAGE 425 * DEED BOOK 8997, PAGE 442* DEED BOOK 9072, PAGE 443 * DEED BOOK 9707, PAGE 597* DEED BOOK 10226, PAGE 362* l u'r V7 �A f O / 8 - -215- '---- 215 1 / // / 214.4' �G // 211. 32" /12 22 1 GRASS mss; 1 +213:93 6" 12" CONIFEROUS TREE ° ( 60-12" DECIDUOUS TREE v 12 " -18" CONIFEROUS 7REE %n 11 12 " -18" DECIDUOUS TREE col, "L s" 90 W1 =B8 SOILS INt �i M 770N: "THIS PLAN IS SUBJECT TO A COVENANT DATED -- - -' JrWF -83 `� + $ TEST PITS WERE PERFORMED BY PETER POMMERSHEIM (CERTIFIED SOIL EVALUATOR #3046) OF MERIDIAN ASSOCIATES, INC. ON SEPTEMBER 24, 2009. "THIS PLAN IS SUBJECT TO A CERTIFICATE OF A TION DATED - ,//' ,� IL wF -a6 Nor£: NO £sH.GW was oesERU£D IN THESE TEST Plrs Y TWF --B10 f -8f TEST PIT 7P -2 +00 TEST PIT IP -6 +00 TEST PIP. 7P -10 +00 "THIS PLAN IS SUBJECT TO A SPECIAL PERMIT DATED #0 1 _85 fi ELEV= 212.2± ELEV= 209.9± ELEV -208,4± WF-82 0 15" FILL � 0 12" FILL 0 " -8" FILL I DECLARE TO THE BEST OF MY l �!k ,L •� B4WF -B3 �1k 12' -22" HORIZON B. FINE SANDY LOAM 8 " -20" HORIZON BI: FINE SANDY LOAM 30 " -38" HORIZON B2: FINE LOAMY SAND PROFESSIONAL KNOWLEDGE, INFORMATION, f wF-8t1 22 " -80" LAYER C. COARSE SAND 20 " -26" HORIZON B2• FINE LOAMY SAND AND BELIEF, THAT THIS PLAN WAS PREPARED f � 26 " -70" LAYER C: COARSE SAND 38' -76" LAYER C2i COARSE SAND IN ACCORDANCE WITH THE RULES AND T WF -B12 TEST PIT. 7P -3+OO RE ULATIONS OF THE REGISTERS OF DEEDS UNNAMED BROOK IN � TEST PIT 7P -11 +00 LIMIT OF 100' ELEV = 213.0± TEST PIT TP -7 +00 wJLLARDS WOODS � ELEV.= 209.21 -r , j} wF Al R/VERFRONT 0 24" FILL ELEV = 208.71 FOR MERIDIAN ASSOC/A7FS, INC DATE WF 813 / AREA 24 -46" HORIZON B: FINE SANDY LOAM 0 20" FILL 0 " -18" FILL 20 48" HORIZON Bb: FINE LOAMY SAND LIMIT OF MEAN 46' -60" LAYER C. SAND 48 72" LAYER C. COARSE SAND ,tll� 18 " -30" HORIZON Bb: FINE SANDY LOAM ANNUAL HIGH WF -B20 813 w- jQ WF -814 f wF-A2 30 " -74" LAYER C: COARSE SAND WATER TFST PIT- 7P -4+00 WF -B25� _ , t ' TEST PIT 7P -12 +00 WF-B21 �- WF-B18. ELEV. =21J0± WF -824+ �/ 0 24" FILL TEST PIT 7P -8+00 ELEV. =210 1± �`p ,IE JWF -B16 WF 3 f ELEV. = 207,5± O " -12" HORIZON Ap: FINE SANDY LOAM OF-82J `�fWF -822 �• "f WF -A7 +/ _ / 24 46" HORIZON 8: FINE SANDY LOAM � .#/WF lyc_Ag. � WF-A4 5,, 46 " -60" LAYER C SAND 0 " -12" FILL 12' -30" HORIZON B. FINE SANDY LOAM 000, ' WF-A9 "Y WF-A5 X 12' -24" HORIZON B: LOAMY SAND 30 " -72" LAYER C COARSE SAND 3� WF -6 / 5.74 TEST PIT- 7P -5 +00 24' -74" LAYER C SAND 80RD£RTED 1—Ai ELEV.= 210.71 TEST PIT 7P -A VEGETATED { ��'/ / TEST PIT. TP -9 +00 ELEV.= 210.1± WETLAND 0 " -14" HORIZON A: FtNE SANDY LOAM IL WF -Al2 " ^r -A1f � ���r�i ��� �� (�FIiST / 14 " -34" HORIZON B.• FINE SANDY LOAM ELEV =208.11 0 36" FILL + .. -P HF -A13 � � j— � � � � � ( it �tiG � � 34 " -74" LAYER C: COARSE SAND O' -18" FILL 36 48" LAYER Cl: COARSE SAND WF A14 /' OF SF 18' -70" LAYER C.� COARSE SAND & GRAVEL 48 "- 104 "LAYER C2: COARSE SAND + WF-A15 ✓' os \ FO F WF --AJS WF -A22 '�YYF -Al7 - �% .-- -�% "' i / i .if L �s`�S8 F/VT p �' \ MLS IWIM+IA.li#�L• WF- 7 i� o` -206 o FS� �/? �+ PQINZ. GF Pig 1207- 2>4, F0 TEST PITS WERE PERFORMED BY BRIAN J. MON7FJUNAS (CER7FIED SOIL EVALUATOR #3042) � �20EX _- OF MERIDIAN ASSOCIATES, INC., ON JANUARY 10, 2008. "' WF A20 �� IpAV6 - \ k -- / g j \ \\ \ NOTE NO E.SH.G.w WAS OBSERVED !N THESE TEST PITS. '� i�F -A21 i 6 F OM��/ .- T�6T 21 \ \ \ GE E'ER (R /� 0 to. �\�� ��!� �� \ \ \\ �� ��� TEST PIT' 7P -1 TEST PIT.'. 7P -6 �TLANO_�__ -�' AV'' \` 20 ELEV. =206.75± ELEV = 206.0± 77 s� /� � � D " -18" FILL 0 " -60° FILL - 7 i \ \t 18 " -24" HORIZON Ab: SILT LOAM 60 " -72" HORIZON Ab: ORGANIC LAYER 207 `f / 6 - / \ 24 " -60" LAYER C GRAVEL /SAND 72 " -84" HORIZON Bg: GLEYED 3 / /" / - / \ l \\ + z w i�' y� G \ 04.73 O Z w TEST PIT,• TP -2 TEST PIT 7P -7 / V L1M,T OF AREA \ \ \( �� Q p � EOL£V48206.75F7LL OtEV2 208.0 HORIZON A: FINE SANDY LOAM �i RIVER 48 " -60" HORIZON Ab: VERY FINE SAND 12 " -32" HORIZON B: FINE SANDY LOAM 208 -- - - - -� 4�y\ _ Q w 60 " -84" LAYER C.• GRAVELLY SAND 32 " -96" LAYER C: COARSE SAND /PPG "/ MW -1 10 i \C 12" V Q Q TEST PIT 1P -3 TEST PIT. TP -8 l' ELEV. = 207.75± ELEV.= 207.5± +210.85 l�it1 /t Q" 0 0' -16" HORIZON Ap: FINE SANDY LOAM 0 " -12" HORIZON A: FINE SANDY LOAM c \\\ 16 " -28" HORIZON B: FINE SANDY LOAM 12 " -30" HORIZON B. FINE SANDY LOAM �' 28 " -48" LAYER Cl: COARSE SAND 30 " -96 "' LAYER C: COARSE GRAVEL DE MENT CO // `�'\ ��� �w� 48 -52" LAYER C2. LOAMY SAND x TYPE P LOT 3 1 HANC K TREET) +210.3 Qg �0 � Q 52 " -90" LAYER CJ• GRAVELLY SAND 2 TEST PIT 7P -9 656 N S EVELOP N CORP l�II TEST PIT. 7P -4 �LEV6 -209.5 FILL MAP 71 L 306 (9 COCK SIR ) / / ELEV.= 208:0± 6 -16 HORIZON A: FINE SANDY LOAM O " -12" HORIZON Ap: FINE SANDY LOAM 16 " -30" HORIZON R. FINE SANDY LOAM 12 " -36" HORIZON B: FINE SANDY LOAM 30 " -90" LAYER C: COARSE SAND /GRAVEL /246 \\ 36" -108" LAYER C COARSE SAND /GRAVEL 30" TEST PIT.• 7P -5 / 20782 ELEV= 211.0± + 8„ O' -12" HORIZON Ap: FINE SANDY LOAM 12 " -36" HORIZON B: SAND MW -3 TP -5 0 i i� -3 \ 36" -108" LAYER C COARSE GRAVEL \ \ NO 206.24 GRASS l 1. THE TOPOGRAPHY SITE DETAtL &SURFACE IMPROVEMENTS DEPICTED HEREON WERE OBTAINED FROM AN /NSIRUMENT SURVEY l TP -4+ / / \ \ CONDUCTED ON THE GROUND BY MERIDIAN ASSOCIATES, INC. BETWEEN JULY 2008 AND MAY 2009. Qi 2. JHE LOCUS PROPERTIES DEPICTED ARE LOCATED IN ZONE RO (RESIDENTIAL ONE FAMILY). MW 3 J THE LOCUS PROPER7ES ARE DEPICTED AS LOTS 306 & 307 ON THE TOWN OF LEXINGTON ASSESSORS MAP 71. +273.20 � \ / '� �, \ / p/ +205.53 4. SOILS INFORMA77ON DERIVED FROM THE USDA NATURAL RESOURCES CONSERVA770M SERVICE SOIL SURVEY OF MIDDLESEX \ \ MAP 71 TP -7 �C`Y / COUNTY, MASSACHUSETTS, URL: htt websoilsurve nres.usda. ou LOT 306 i / /� p���P _ // \ P // y 9 \ 7P -3 +00 TP -Zf00 / /X 5, 7HE EXTENT OF RUERFRONT AREA AND LEC FLAGGING STATIONS WF-1 THROUGH WF -13 (BORDERING VEGETA7ED WE7LANDS) \> // 207 / X40 AND WETLAND FLAGGING TO THE NORTH OF 7HE PROPER7ES WERE APPROVED BY TH£ LEXINGTON CONSERVATION COMMISSION MW / /1f/ // j F¢��P G Q r�� \ WA AN ORDER OF RESOURCE AREA DELINEA77ON. GEC FLAGGING STATIONS WF -14 THROUGH WF-27 WERE NOT APPROVED B MW 18 / / a4G /4�F����� \ BY THE COMMISSION, GIVEN THEIR LOCA7TON ALONG 77dER ASD �O TNEWETLANDS STOCKPILE H/N THE LOAM STOCKPILE MW-7 / / J � qti / i VEGETATED WETLAND BOUNDARY AND THE P0IFNTIAL FO AD l NAL -- / r/ 206. Q� �� f i WF 1 FOOTPRINT. 08.61 ®' , + 0 TP -4/ MW -2j / ;P -1 �" v- - 6. SOIL TYPE 51A: SWANSEA MUCK, 09-19 SLOPES (HYDROLOGIC SOIL' GROUP D) 4 l \ SOIL TYPE 3178: SCITUATE FINE SANDY LOAM, 39-89 SLOPES, EXTREMELY STONY j /4 WF-1q/ t (HYDROLOGIC SOIL GROUP C) / 7P- 2 +00 y 2 j/ �� °s /• / SOIL TYPE 305B.- PAXTON FINE SANDY LOAM, J -87 SLOPES, EXTREMELY STONY / (HYDROLOGIC SOIL GROUP C) /7P 8 +00 \ TP -6 \ / i j4' j ! / WF 10 \ /� i 1 SOIL TYPE 422C: CANTON FINE SANDY LOAM, 89-159 SLOPES, EXTREMELY STONY 6 ° BITUMINOUS / IP 9 A 12:� \V / / / (HYDROLOGIC SOIL GROUP B) o � MW - -4 CONCRETE l� SOIL TYPE 656: UDORTHENTS- URBAN LAND COMPLEX (ASSUMED HYDROLOGIC SOIL GROUP B) / i 16" PARKING LOT < i 7 +211 08 j \� n� l }10" i j /,\ ' / 7. THE LOCUS PROPERTIES ARE LOCATED IN FLOOD ZONE C, AREAS OF MINIMAL FLOODING PER FEDERAL EMERGENCY \ \ 93 IVCOCK STRdT �/ 1 fi C j` _ , � , J I / \ / MANAGEMENT AGENCY (FEMA) NATIONAL FLOOD INSURANCE PROGRAM FLOOD INSURANCE RATE MAP (FIRM), COMMUNITY \ CAL�ULA D AREA - 46 ,2951 SF �AGRP,CULTURAL ° / \- / 9 *{y¢ -71� \ I PANEL NUMBER 250198 0005 C, REVISED SEPTEMBER 30, 1983. MAP 7, LOT 3,16 FM AREA DOUBLE \V % / i 20 47 / 1, 1_�% �!Lt/`_�►� � CLERK OF THE TOWN OF LEXINGTON, MASSACHUSETTS HEREBY CER77FY THAT THE K S ET \ \ j _ TP -A 1/ 12 6 +Kg�l 1 NOTICE OF APPROVAL OF THIS PLAN BY THE LEXINGTON PLANNING BOARD HAS BEEN RECEIVED AND RECORDED A 1 32i�SF S ©IL TYPE 15" f 1 ( AT THE OFFICE AND NO N077CE OF APPEAL WAS RECEIVED DURING TWENTY DAYS NEXT AFTER SUCH RECEIPT AND X71, OT 30 \ \ \ 2 i r 12 /! 656 % » WF 8 J f REC RDING OF SAID NOT /CE. 18 TP -9 +00 °� J j 12" \ (\ ) + I J/ A _ l 15" j WF -7 it v"/V w)� rl O►.�'Oi61O ,4" 100' �� 1A\ 1 1 / MAP 71, LOT 305A l �/ \\ � 12" � � TP -2 ,WF 19 TOWN OF LEXINGTON TOWN CLER DA 7E / ` DIAMOND JUNIOR HIGH SCHOOL" 7J AREA LOT 1 \ \\ / BERING 1 / DEED BOOK 8997, PAGE 425 91- 93 HANCOCK STREET + 7P-10+00 \ *WF -5 VEGETATED 120 J DEED BOOK 9072, PAGE 443 * DEFINITIVE SUBDIVISION / �� } 10" / \\ l DEED BOOK 8997, PAGE 442* J1 208.44 \ } � � WETLAND � / ``� , / / DEED BOOK 9707, PAGE 597* III I /1 DEED BOOK 10226, PAGE 362* I ' -5 %' i I -8 (IN o Y u 20� W (IN ACCORDANCE WITH SECTION 175 -32E) iWF-4 ti 0 Xx cn` H1{,H SOIL TYPE /� � 12 �. POTNT J�li / +YYF- tv?'v.. ':,\ .� ►�•o�,... SIT'.' ANAIr�'SS MAP s" ! „T 9+ \ / < IMF-22 \ .* ,`" `� LOCATED IN /��j% j % o�F GRASS % / ` 63.87' . -3 RECORDED LAND \ \ - WART/ R� % j�►�7� f ��]��j j�],t1llLll MASSACHUSETTS N / TP -17 +00 2 \ WF $3 vo �lr °' i •r •L). NG1 Vl' V ' 78 j 209.42 \ �R -2 o CiwL LE EX UNTI' . � WETLAND LINE TE /f�QRARY 1�NGHA� At?;+C 9MT STONE RETAINING WALL 7REE LINE -00 -0— CHAIN LINK FENCE 7P -1 TEST PIT MW -18 MONITORING WELL T.B:M.# DESCRIPTION ELEVATION 18" OR GREATER CONIFEROUS TREE CUT SPIKE IN UPC #44 18" OR GREATER DECIDUOUS 7REE DIREC77ON OF OVERLAND WATER FLOW 15 %259 SLOPE VYY'VYYVYY vvvvvvv YVv VYYYYYV V V VVYV VVVVVY 259-409 SLOPE EXIS77NG LOCUS PROPERTY LINE APPROXIMATE LIMIT OF SOIL TYPES - -- 210 - - -- EXIS77NG CONTOUR + 198.8 SPOT GRADE E. S H G W ES77MA7ED SEASONAL HIGH GROUND WATER ELEV. ELEVATON +WF_A16 WETLAND FLAG "L s" 90 W1 =B8 SOILS INt �i M 770N: "THIS PLAN IS SUBJECT TO A COVENANT DATED -- - -' JrWF -83 `� + $ TEST PITS WERE PERFORMED BY PETER POMMERSHEIM (CERTIFIED SOIL EVALUATOR #3046) OF MERIDIAN ASSOCIATES, INC. ON SEPTEMBER 24, 2009. "THIS PLAN IS SUBJECT TO A CERTIFICATE OF A TION DATED - ,//' ,� IL wF -a6 Nor£: NO £sH.GW was oesERU£D IN THESE TEST Plrs Y TWF --B10 f -8f TEST PIT 7P -2 +00 TEST PIT IP -6 +00 TEST PIP. 7P -10 +00 "THIS PLAN IS SUBJECT TO A SPECIAL PERMIT DATED #0 1 _85 fi ELEV= 212.2± ELEV= 209.9± ELEV -208,4± WF-82 0 15" FILL � 0 12" FILL 0 " -8" FILL I DECLARE TO THE BEST OF MY l �!k ,L •� B4WF -B3 �1k 12' -22" HORIZON B. FINE SANDY LOAM 8 " -20" HORIZON BI: FINE SANDY LOAM 30 " -38" HORIZON B2: FINE LOAMY SAND PROFESSIONAL KNOWLEDGE, INFORMATION, f wF-8t1 22 " -80" LAYER C. COARSE SAND 20 " -26" HORIZON B2• FINE LOAMY SAND AND BELIEF, THAT THIS PLAN WAS PREPARED f � 26 " -70" LAYER C: COARSE SAND 38' -76" LAYER C2i COARSE SAND IN ACCORDANCE WITH THE RULES AND T WF -B12 TEST PIT. 7P -3+OO RE ULATIONS OF THE REGISTERS OF DEEDS UNNAMED BROOK IN � TEST PIT 7P -11 +00 LIMIT OF 100' ELEV = 213.0± TEST PIT TP -7 +00 wJLLARDS WOODS � ELEV.= 209.21 -r , j} wF Al R/VERFRONT 0 24" FILL ELEV = 208.71 FOR MERIDIAN ASSOC/A7FS, INC DATE WF 813 / AREA 24 -46" HORIZON B: FINE SANDY LOAM 0 20" FILL 0 " -18" FILL 20 48" HORIZON Bb: FINE LOAMY SAND LIMIT OF MEAN 46' -60" LAYER C. SAND 48 72" LAYER C. COARSE SAND ,tll� 18 " -30" HORIZON Bb: FINE SANDY LOAM ANNUAL HIGH WF -B20 813 w- jQ WF -814 f wF-A2 30 " -74" LAYER C: COARSE SAND WATER TFST PIT- 7P -4+00 WF -B25� _ , t ' TEST PIT 7P -12 +00 WF-B21 �- WF-B18. ELEV. =21J0± WF -824+ �/ 0 24" FILL TEST PIT 7P -8+00 ELEV. =210 1± �`p ,IE JWF -B16 WF 3 f ELEV. = 207,5± O " -12" HORIZON Ap: FINE SANDY LOAM OF-82J `�fWF -822 �• "f WF -A7 +/ _ / 24 46" HORIZON 8: FINE SANDY LOAM � .#/WF lyc_Ag. � WF-A4 5,, 46 " -60" LAYER C SAND 0 " -12" FILL 12' -30" HORIZON B. FINE SANDY LOAM 000, ' WF-A9 "Y WF-A5 X 12' -24" HORIZON B: LOAMY SAND 30 " -72" LAYER C COARSE SAND 3� WF -6 / 5.74 TEST PIT- 7P -5 +00 24' -74" LAYER C SAND 80RD£RTED 1—Ai ELEV.= 210.71 TEST PIT 7P -A VEGETATED { ��'/ / TEST PIT. TP -9 +00 ELEV.= 210.1± WETLAND 0 " -14" HORIZON A: FtNE SANDY LOAM IL WF -Al2 " ^r -A1f � ���r�i ��� �� (�FIiST / 14 " -34" HORIZON B.• FINE SANDY LOAM ELEV =208.11 0 36" FILL + .. -P HF -A13 � � j— � � � � � ( it �tiG � � 34 " -74" LAYER C: COARSE SAND O' -18" FILL 36 48" LAYER Cl: COARSE SAND WF A14 /' OF SF 18' -70" LAYER C.� COARSE SAND & GRAVEL 48 "- 104 "LAYER C2: COARSE SAND + WF-A15 ✓' os \ FO F WF --AJS WF -A22 '�YYF -Al7 - �% .-- -�% "' i / i .if L �s`�S8 F/VT p �' \ MLS IWIM+IA.li#�L• WF- 7 i� o` -206 o FS� �/? �+ PQINZ. GF Pig 1207- 2>4, F0 TEST PITS WERE PERFORMED BY BRIAN J. MON7FJUNAS (CER7FIED SOIL EVALUATOR #3042) � �20EX _- OF MERIDIAN ASSOCIATES, INC., ON JANUARY 10, 2008. "' WF A20 �� IpAV6 - \ k -- / g j \ \\ \ NOTE NO E.SH.G.w WAS OBSERVED !N THESE TEST PITS. '� i�F -A21 i 6 F OM��/ .- T�6T 21 \ \ \ GE E'ER (R /� 0 to. �\�� ��!� �� \ \ \\ �� ��� TEST PIT' 7P -1 TEST PIT.'. 7P -6 �TLANO_�__ -�' AV'' \` 20 ELEV. =206.75± ELEV = 206.0± 77 s� /� � � D " -18" FILL 0 " -60° FILL - 7 i \ \t 18 " -24" HORIZON Ab: SILT LOAM 60 " -72" HORIZON Ab: ORGANIC LAYER 207 `f / 6 - / \ 24 " -60" LAYER C GRAVEL /SAND 72 " -84" HORIZON Bg: GLEYED 3 / /" / - / \ l \\ + z w i�' y� G \ 04.73 O Z w TEST PIT,• TP -2 TEST PIT 7P -7 / V L1M,T OF AREA \ \ \( �� Q p � EOL£V48206.75F7LL OtEV2 208.0 HORIZON A: FINE SANDY LOAM �i RIVER 48 " -60" HORIZON Ab: VERY FINE SAND 12 " -32" HORIZON B: FINE SANDY LOAM 208 -- - - - -� 4�y\ _ Q w 60 " -84" LAYER C.• GRAVELLY SAND 32 " -96" LAYER C: COARSE SAND /PPG "/ MW -1 10 i \C 12" V Q Q TEST PIT 1P -3 TEST PIT. TP -8 l' ELEV. = 207.75± ELEV.= 207.5± +210.85 l�it1 /t Q" 0 0' -16" HORIZON Ap: FINE SANDY LOAM 0 " -12" HORIZON A: FINE SANDY LOAM c \\\ 16 " -28" HORIZON B: FINE SANDY LOAM 12 " -30" HORIZON B. FINE SANDY LOAM �' 28 " -48" LAYER Cl: COARSE SAND 30 " -96 "' LAYER C: COARSE GRAVEL DE MENT CO // `�'\ ��� �w� 48 -52" LAYER C2. LOAMY SAND x TYPE P LOT 3 1 HANC K TREET) +210.3 Qg �0 � Q 52 " -90" LAYER CJ• GRAVELLY SAND 2 TEST PIT 7P -9 656 N S EVELOP N CORP l�II TEST PIT. 7P -4 �LEV6 -209.5 FILL MAP 71 L 306 (9 COCK SIR ) / / ELEV.= 208:0± 6 -16 HORIZON A: FINE SANDY LOAM O " -12" HORIZON Ap: FINE SANDY LOAM 16 " -30" HORIZON R. FINE SANDY LOAM 12 " -36" HORIZON B: FINE SANDY LOAM 30 " -90" LAYER C: COARSE SAND /GRAVEL /246 \\ 36" -108" LAYER C COARSE SAND /GRAVEL 30" TEST PIT.• 7P -5 / 20782 ELEV= 211.0± + 8„ O' -12" HORIZON Ap: FINE SANDY LOAM 12 " -36" HORIZON B: SAND MW -3 TP -5 0 i i� -3 \ 36" -108" LAYER C COARSE GRAVEL \ \ NO 206.24 GRASS l 1. THE TOPOGRAPHY SITE DETAtL &SURFACE IMPROVEMENTS DEPICTED HEREON WERE OBTAINED FROM AN /NSIRUMENT SURVEY l TP -4+ / / \ \ CONDUCTED ON THE GROUND BY MERIDIAN ASSOCIATES, INC. BETWEEN JULY 2008 AND MAY 2009. Qi 2. JHE LOCUS PROPERTIES DEPICTED ARE LOCATED IN ZONE RO (RESIDENTIAL ONE FAMILY). MW 3 J THE LOCUS PROPER7ES ARE DEPICTED AS LOTS 306 & 307 ON THE TOWN OF LEXINGTON ASSESSORS MAP 71. +273.20 � \ / '� �, \ / p/ +205.53 4. SOILS INFORMA77ON DERIVED FROM THE USDA NATURAL RESOURCES CONSERVA770M SERVICE SOIL SURVEY OF MIDDLESEX \ \ MAP 71 TP -7 �C`Y / COUNTY, MASSACHUSETTS, URL: htt websoilsurve nres.usda. ou LOT 306 i / /� p���P _ // \ P // y 9 \ 7P -3 +00 TP -Zf00 / /X 5, 7HE EXTENT OF RUERFRONT AREA AND LEC FLAGGING STATIONS WF-1 THROUGH WF -13 (BORDERING VEGETA7ED WE7LANDS) \> // 207 / X40 AND WETLAND FLAGGING TO THE NORTH OF 7HE PROPER7ES WERE APPROVED BY TH£ LEXINGTON CONSERVATION COMMISSION MW / /1f/ // j F¢��P G Q r�� \ WA AN ORDER OF RESOURCE AREA DELINEA77ON. GEC FLAGGING STATIONS WF -14 THROUGH WF-27 WERE NOT APPROVED B MW 18 / / a4G /4�F����� \ BY THE COMMISSION, GIVEN THEIR LOCA7TON ALONG 77dER ASD �O TNEWETLANDS STOCKPILE H/N THE LOAM STOCKPILE MW-7 / / J � qti / i VEGETATED WETLAND BOUNDARY AND THE P0IFNTIAL FO AD l NAL -- / r/ 206. Q� �� f i WF 1 FOOTPRINT. 08.61 ®' , + 0 TP -4/ MW -2j / ;P -1 �" v- - 6. SOIL TYPE 51A: SWANSEA MUCK, 09-19 SLOPES (HYDROLOGIC SOIL' GROUP D) 4 l \ SOIL TYPE 3178: SCITUATE FINE SANDY LOAM, 39-89 SLOPES, EXTREMELY STONY j /4 WF-1q/ t (HYDROLOGIC SOIL GROUP C) / 7P- 2 +00 y 2 j/ �� °s /• / SOIL TYPE 305B.- PAXTON FINE SANDY LOAM, J -87 SLOPES, EXTREMELY STONY / (HYDROLOGIC SOIL GROUP C) /7P 8 +00 \ TP -6 \ / i j4' j ! / WF 10 \ /� i 1 SOIL TYPE 422C: CANTON FINE SANDY LOAM, 89-159 SLOPES, EXTREMELY STONY 6 ° BITUMINOUS / IP 9 A 12:� \V / / / (HYDROLOGIC SOIL GROUP B) o � MW - -4 CONCRETE l� SOIL TYPE 656: UDORTHENTS- URBAN LAND COMPLEX (ASSUMED HYDROLOGIC SOIL GROUP B) / i 16" PARKING LOT < i 7 +211 08 j \� n� l }10" i j /,\ ' / 7. THE LOCUS PROPERTIES ARE LOCATED IN FLOOD ZONE C, AREAS OF MINIMAL FLOODING PER FEDERAL EMERGENCY \ \ 93 IVCOCK STRdT �/ 1 fi C j` _ , � , J I / \ / MANAGEMENT AGENCY (FEMA) NATIONAL FLOOD INSURANCE PROGRAM FLOOD INSURANCE RATE MAP (FIRM), COMMUNITY \ CAL�ULA D AREA - 46 ,2951 SF �AGRP,CULTURAL ° / \- / 9 *{y¢ -71� \ I PANEL NUMBER 250198 0005 C, REVISED SEPTEMBER 30, 1983. MAP 7, LOT 3,16 FM AREA DOUBLE \V % / i 20 47 / 1, 1_�% �!Lt/`_�►� � CLERK OF THE TOWN OF LEXINGTON, MASSACHUSETTS HEREBY CER77FY THAT THE K S ET \ \ j _ TP -A 1/ 12 6 +Kg�l 1 NOTICE OF APPROVAL OF THIS PLAN BY THE LEXINGTON PLANNING BOARD HAS BEEN RECEIVED AND RECORDED A 1 32i�SF S ©IL TYPE 15" f 1 ( AT THE OFFICE AND NO N077CE OF APPEAL WAS RECEIVED DURING TWENTY DAYS NEXT AFTER SUCH RECEIPT AND X71, OT 30 \ \ \ 2 i r 12 /! 656 % » WF 8 J f REC RDING OF SAID NOT /CE. 18 TP -9 +00 °� J j 12" \ (\ ) + I J/ A _ l 15" j WF -7 it v"/V w)� rl O►.�'Oi61O ,4" 100' �� 1A\ 1 1 / MAP 71, LOT 305A l �/ \\ � 12" � � TP -2 ,WF 19 TOWN OF LEXINGTON TOWN CLER DA 7E / ` DIAMOND JUNIOR HIGH SCHOOL" 7J AREA LOT 1 \ \\ / BERING 1 / DEED BOOK 8997, PAGE 425 91- 93 HANCOCK STREET + 7P-10+00 \ *WF -5 VEGETATED 120 J DEED BOOK 9072, PAGE 443 * DEFINITIVE SUBDIVISION / �� } 10" / \\ l DEED BOOK 8997, PAGE 442* J1 208.44 \ } � � WETLAND � / ``� , / / DEED BOOK 9707, PAGE 597* III I /1 DEED BOOK 10226, PAGE 362* I ' -5 %' i I -8 (IN o Y u 20� W (IN ACCORDANCE WITH SECTION 175 -32E) iWF-4 ti 0 Xx cn` H1{,H SOIL TYPE /� � 12 �. POTNT J�li / +YYF- tv?'v.. ':,\ .� ►�•o�,... SIT'.' ANAIr�'SS MAP s" ! „T 9+ \ / < IMF-22 \ .* ,`" `� LOCATED IN /��j% j % o�F GRASS % / ` 63.87' . -3 RECORDED LAND \ \ - WART/ R� % j�►�7� f ��]��j j�],t1llLll MASSACHUSETTS N / TP -17 +00 2 \ WF $3 vo �lr °' i •r •L). NG1 Vl' V ' 78 j 209.42 \ �R -2 o CiwL LE EX UNTI' . � WETLAND LINE TE /f�QRARY 1�NGHA� At?;+C 9MT STONE RETAINING WALL 7REE LINE -00 -0— CHAIN LINK FENCE 7P -1 TEST PIT MW -18 MONITORING WELL T.B:M.# DESCRIPTION ELEVATION A CUT SPIKE IN UPC #44 215.32 r SOIL TYPE r LAND WF -2 22559' CO I .3178 PREPARED .FOR 7 ` \\ �u =26 HOMES` DEVELOPMENT CORP. � 0 ®10' ti4 tiP fi t� s� lurrri s »36" `y ¢ MAP 7r, LoT ss WF-27 1 �..,�sP T.,. SCALE: 1 = 50 DATE: DECEMBER 21, 2CD9 cfius trr 26 /� i� �G NOW OR FORMERLY :� P v. GWo'• Tsi� /` GRAPHIC SCALE TOWN OF LEXINGTON *_ j� C (O Cr � SCALE.' 1 " =50' (CONSERVATION LAND) A S S IA (' E S CER77FICATE NO. 69422 * 26 2 8 6 FEET 50 0 25 50 100 200 RE��n� j '� 152 CONANT STREET BEVERLY, 69 MILK STREET, SUITE 302 c►nt v O 9 N+ ., ; �' MASSACHUSETTS 01915 WESTBOROUGH, MASSACHUSETTS 01581 / SOIL T I r"E COMMENTS FROM PLANNING ii TELEPHONE: (9783 299-0447 TELEPHONE: (508) 871 -7030 AMP 0 5 10 20 40 60 _ 1 3/11 %10 STAFF BOARD, & BWT REW www'MERIAIANASSOCCOM .30.58 METERS DWG. (XREF.O50 �DEF - -EPL) CONSERVATION COMMISSION r fr1 y=gy8 SHEET NO. 2 OF 9 PROJECT NO. 5017 XREF.' 5017DEF -REC) NO. DATE DESCRIPTION BY CHK'D CopynAtOby M«;&M ASC« .1w. All r0is mu"od. Lai 4 5 6