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NOTFS <br />9645 For manhole walls more thon 10 feet below <br />BORING K B. ; (No, 7937) the top of the manhole cover, the )Ihiclrness of <br />N PL.182,4 < a guoran fee i's given ha7 the maierrals encountered wall is to be increased to !2 inches. <br />u m cons uct r on will be he some as thoserndvcated <br />AEG 5L Far manholes located 9y' change of size in <br />Muddy on 4l eb; ddgforthetusea .14i5understoodandagreed i e, the wotecwa within the manho/e limits <br />{ i <br />Mater Sar d, that the bidder will not any of the rnfarrnatron so rs be shaped to orovide a transition between <br />/ <br />indicated in an manner, as the ass or round of claim <br />Y basis 9 the pipes of respective sizes. <br />ardemand arrsrn from orbyreasonoferny / y� <br />Sgnd <br />Coars variance which may exist bel such information and <br />II d' the materials encountered during the construc of /( f <br />the work. C1 Manhole Steps <br />L;JJIe I <br />i <br />Born s mad r t <br />e n Ocober, 1938 exce tas otherwise Holed. <br />6ravet: �- Q ®'-i g � P C.1. Manhole � Required. <br />/ <br />0 alt (Z) Figures to the Jeff of borings <br />Yer° L;41e W represent blowsper fool Frame e Cover" <br />Sharp 5crd 6' O (� on spoon. ee Specifications 24 <br />9 <br />Gravel. ecfron 8.7 B Brick O) \ <br />} Zt t Dome Class C <br />C Lli M c} C 8 „ / 4=10', \ g^ ConcreJ <br />Q ? U BORING X 13 <br />It. <br />183 BORING * 9 EL.1 &4.0 a O / �7 <br />185 - <br />BORING? \\ FL. 193.0 A PPtoximofe G 1 <br />, EL. 102.6 \ BORING *8, "� Q >\ t >- <br />EZ. 181.6 Y �i Loarn .See note above 1 <br />\ ` l L 'am Surface e Sand C.7. M. S ps Pl11 % J <br />4 i) E Stubs as <br />Wafer �— 5o n y <br />Class <br />4� Black �.I Xrdfer q� P C <br />Water - g� 8 4 0 8 vI Concrete i <br />180 <br />8 a Pet__ _ _.: f 150 Stubs As <br />Bloch Pea <br />JAI oe /on 7917ormal fo Brook; Channel A A Required <br />DrrlY Coarse <br />- Sand 10 Sand E' \ Loose <br />Lille Gravel Fine p Jn Brick Or <br />® 7 San Fine Gloss R <br />s <' Loose Fine n <br />N 5 Sand EL 174.71 24 G l Alpe Slope ��ZZ Sand ' , 1k��4 Concrete SeC� tOt1' A <br />175 ° 4 . a �( �e< „4 (See note below <br />k <br />E1. 174.9 175 ,o <br />er rc?rYI Z 6•'lf'Jfllf?IUm <br />24'r 1, l Pipe i'rt Co rse Sond <br />51ope 0022 O D <br />O o <br />6'Gravel C �� Q" <br />. o <br />10 Fine Clos� e C l6' El. 172.45 8 Un�'2ra Sfa t/t28 to Sfa. I4t6O <br />te 6'To Po <br />Sand Conc yLine Opp fl0 <br />Firm 1n Rock <br />i 10 6 „Minimum Q� <br />170 _ Sand 7 <br />6 "Of Class C Conc. a a� <br />aNe1! p if <br />on s t Sf <br />sem a Ot23 to fa lIf3O a <br />y S 0y' Brick On Poor <br />7 Coarse �' F Foundation. Q Q <br />Sand 6 , <br />to L;H[e Holy' Section In Earth Half Section In Ledge OC t <br />Grave I 9E Class A concrete <br />required for marrhales SeC'I I3'13 For Brick <br />$ �o on cast iron pipe sewer. <br />k <br />DETAILS OF TYPICAL MANHOLE <br />Coarse t <br />9 Sandd' Scale 2 in. f I ft. <br />little <br />`d 9 6 Grovel 10 1( IZ 13 1 <br />3 M -'F., <br />2M 4�t13n" M <br />P. 4 m. � i r Invert Of Proposed <br />4 M <br />r f;. ! r Vine Brook Channel � 24” C.1. Pipe Sewer <br />\ \ 81 (� �� ® BORING V,B,(Nov 1937 <br />9 Firm a A j r i o c <br />v Sand Undist <br />Material <br />° `Ylinimum 8" <br />y <br />�°' e z rvr ` \ � ` I l Gloss C Goncrefe JVlinimum 6 <br />\\ / x cp edo' 3 In .� 10 x� M ne l i ,' <br />/c <br />E = Elm /2'M k \ p oQ / o- i I <br />S2C�'I ®11 C <br />M = Maple LL 2t 'Q/ Scale 4 in. fo'I ff. <br />� <br />�E � P =Pine -� \ Provide fence during cons7`ruc ion, Sta. 11f50 to 181-80. <br />\ M ' See Spe6)cicofions, Sect am 1Z're _90rdi17 /Cpl <br />�F O special for use andoceuponcy r <br />80PING #G �2a \ \ ` of phis area. i f <br />0 <br />€� o �y - 7 --7 / , <br />3 o> 1. '� \ L R NGr 9y'• .`"J r <br />,M 13. t 1 IFS m n tl <br />0 IN 7 ( .r <br />63. Y i, rr / <br />I - I 3 "� 6 <br />t / <br />j f. <br />l N l f C /2 <br />LEXINGTON, M ASS. <br />L_ -, :` r _ ! r <br />J �/ NORTH LEXINGTON SEWERAGE SYSTEM <br />CONTRACT l <br />LAN AND PROFILE <br />Bridge O 1� ) (1' 1 it d✓ 1 ' 1 <br />Bridge <br />Indicates area available Con <br />e - , tractor S T A . o 8 +0 O TO TA • 1 4+ 5 0 <br />�� <br />for construction purposes r� r ' <br />/ SCALE HOR. 40 FTTO i IN. OCT. 1938 <br />Note; No guarantee i's qq en os to the completeness r ' rr UER. 4 FT. 70' I IN. <br />or accuracyofrnformahian given on this drow'n9 13734 <br />Drown b 544 C . N, re ardin round surface, pipes, conduits or N <br />Y 9 9 9 METCALF 6 EDDY <br />Checked by __+_K. w- _- -_ other underground structures or regardingq 2 Jan.24,t990 S,A:W F r4- aFV1sFn toz necaRD,Ptax ENGINEERS <br />any other existing structures,> frees or other Aoorrrq AG eoRrN6 5496 <br />r M(NO1Z CHANGES AND ADOrrJONS BOSTON S TO f l M A S J e " <br />RPProved by- _ _ -- -- -- ;-- --_ -- -- �� conditions. ! No <br />v.2r938 i�c.r. K . w - � <br />Revision 19ode by I Checked by Description <br />Sheer 2 o f 10 Sheet s <br />