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w
<br />N
<br />1_irnit of Exco vation • - A
<br />Cut top O'f' pipe to fit
<br />_ I i __ _ reside wall of manhole��
<br />Class A concrete
<br />„
<br />Selected ref'111 above
<br />C /qss A concrete
<br />COM 7P.te-d sewer.,., I , y I j• --
<br />D
<br />-Class A concrer ° = -- -_ .' 16
<br />5 O.C. ------ _._:
<br />._ -- � ,�{ , ' • .- "`. e A Gish
<br />Y.C. f ape - - - 6" rn
<br />o ano Fillinos
<br />\ , _ _ B
<br />D cr\
<br />It
<br />8 concrete
<br />X�� a C. L Ste s
<br />I p t o Class 8 cor7crete 1
<br />0 , C.
<br />Screened grovel envelope �\
<br />or co77cn -to cradle as requiroa
<br />1 ; PLAN BELOW DOME ;
<br />PLAN BELOW DOME ! 'C.GMonhole Frame andCo✓er PLAN BELOW DOME
<br />-- – —
<br />Morfar '
<br />`-C, /. Ivlonhole Frame and Cover �-:
<br />C. /. Manhole Frame and Cover
<br />Finished
<br />Surface Brink Ylasonr
<br />/ Mor lar< y I �_ .-7 Mar�or
<br />v. c. riser
<br />• �. '., � � '. o�,�A-"'/11 _:- , – Cla SS � COnCrE tE
<br />AA 1%' .
<br />�ry ;- . , . =_ - . _ :• r 4 round surr>ace ,�� , ` I ,
<br />♦ ,_ l a 9 ` 'y � , , ' - Tee with. 6' branch
<br />x 6:_
<br />(-
<br />73rick Masanr
<br />8 "�r_/ck �!1j � • ��, 1 °� - Selqetec re fill • ��, � � � y -- �' --
<br />'�
<br />�sQ»r
<br />t SECTION A - -
<br />A
<br />TYPICAL CHI(�
<br />Y L
<br />class a E DETAIL
<br />concr
<br />%
<br />8r 8
<br />.. �'� ;! ` c -: , 'fXaCt L' /evatiOYJ 7`D' 1J� C?`PtG'/'l1j1 /?ed
<br />I I p',`I
<br />r
<br />.1. - {:I I . ' ..:�h
<br />/n Firm, round, r,�. /B red vv de
<br />{ - —, � 1 I YQrancl� B'1Nrn. i x_7Ct Pievat%or7
<br />sheefinal .used . - –.`' y { M - �j asphalt safura, ed
<br />,fit r.l ✓ r. „ ! , A -� L. t • s _ ' -
<br />y I to he deterrrrr r d g
<br />roofir�a f° /t, secure/ 1,'
<br />is to be 11
<br />re/rroved; {� —
<br />w
<br />`-N I 1 �•i I i _ Y J 8' "1�1i /r. ; O s halt .saturOit ?o'
<br />lop
<br />B ancf p i'
<br />- - roofir folt'secu` i ,
<br />9 P I✓/m, r, — —�– vvrrec around pipe el
<br />Min L
<br />-CI - C C el' - -,
<br />` � 3 I , ! .. � , .. j:• ,. :. v- . _ ! � i :'-�. .,� .. .. --, (. �,. � �� r - . � a,� ., � ., OIJCr r_ basc
<br />Short c{, )I ve' i i r •:. :; � Stopper - –
<br />I "Min.
<br />MANHOLE 13/- ON 15" SEWER
<br />Cla ss A ,
<br />i- 0 0
<br />3short curvy
<br />Sheeting ting to be /et'f � 1 -
<br />,. ( :_. f ;_ ;, y ' �^' I � `.; „ r ri
<br />In place In soft I , 8 J( F -0 d 0m. J _
<br />1 �, ,.. Coss Cori t'r #e oLlrod
<br />iN gror red ( p
<br />agafnsf 'und�s,r urbed
<br />Ct ' ' I ' eorf h
<br />h or st�u tin
<br />,•� ! t7
<br />,
<br />21 fl.; l:zss /q
<br />gip.. , `. ,'•, 1.`= `.,-,;
<br />j I i
<br />_I ,. -y, ";`T `. --- - -- a �, .- �: .n.•.t �. ;., .. .� `ClaSS 3GP /7CrEtE IJO Jr'C�d C ,i u
<br />:�.: ,, I ,> - ••.. • , w , �, • ,. .;; I: •. ., concrete ,a ..' � � � 1 „ - MANHOLE BASE ON 8 OR 10 SEWER
<br />Stop . aga/nsr urinrsturheci
<br />r. °nC` O,fi.rr i PP' y..L� L .�. - "Inv. L � ,.✓"•. ✓�....
<br />1 0
<br />or e
<br />0 ot; o:a' Q eart i�
<br />�•. 197, 30 v .
<br />h she �.:.
<br />�lb.vy 1 ; �-, � _ , >�
<br />- 1. ', •,P,,� ni 1' v 'Y.� �. r.. s - `'� .` ` - .L •
<br />Undisturbed
<br />o r
<br />n f 90 lone e /bov✓
<br />-� ,w. ..r,.• . -�`'n% r LEXINGTON. MASS.
<br />Un '
<br />c Screened gravel ,_.'� 6: v '. o ` ': ':Y ,,.:,� ( .. 4, S - • ..�
<br />d. rd; "aJr "r if U C a —
<br />h rC-fii.l fbuno'at/Gn '
<br />Gloss A concrete base
<br />ni z
<br />^- NORTH NC
<br />v' %� `' v °� ' class A corcre, e base B RA NC H SEWER
<br />I �8x8;min.,
<br />�P:•_Jgpica "
<br />l mariho/e on B'' hl '
<br />r , � 4 - 0” Min. (,I ' , `, c � & � � .._._ �. •, L I
<br />c2np iQ':sewPrs is similar .. ..._:,�., ELE VAT ION -:B - 8 - _
<br />base
<br />except for base Manhole at 7 55
<br />' ELEVATIQN A -A simllar to ri at
<br />} MAN MOLE AT ,65 +' 92 t
<br />' DROP + 9 -f 69 "" in so far as
<br />I DROP MANHOLE= AT 4 + 69— appllcable.
<br />MANHOLE DETAILS
<br />Firm rna r• ai
<br />HALF SECTION HALF SECTION
<br />IN FIRM GROUND IN SOFT AROUND Note' W'hP e manholes or drop manholes care rrrcre !
<br />7hon ft, deep from ,l he top of the frame to the
<br />u n rr 1. shtr l i Afl le
<br />RNHOL ON 15 OR 18 SEWER top of tie base, 'the bq , e �ehes: APPROVED
<br />Mt r "ck �e1ow cr point I2 feef dow frarrl the,top f
<br />BY__ G B N - - --
<br />Of the.
<br />DRAWN frame. FOR METCA F & £D Y, GINEERS
<br />TRACED BY_ � -�- � -- - - -- / �
<br />r MAR. 1948
<br />REG. PROF/ ENGR: MASS, NO. 70 ATE
<br />G "x C" double Y Branch
<br />with v.c. staAr Prs
<br />r
<br />r
<br />tl 2,1 _ 7K' i
<br />i
<br />,
<br />'-Classy concrete
<br />'517eefh1q or una'/stur'be
<br />material
<br />--
<br />Z 4
<br />A �! ':- 1 A
<br />c
<br />or concrete cradle
<br />ELEVATION
<br />Norma /
<br />Trench Dmits
<br />SCALE - 2 =I =0" JANUARY 1948
<br />METCALF & .EDDY 2035
<br />ENGINEERS
<br />BOSTON, MASS. 87
<br />PROJECT 19 -P -199
<br />} ( CONT14A'CT B SHEET
<br />
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