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018
<br />H
<br />Limit of Excavation
<br />,
<br />double Y- branch
<br />with V.C. s/oppers
<br />A Concrete
<br />F - -- —
<br />- -Cu t top f7 ± i of .pipe fo , ; __—
<br />�/_
<br />/B
<br />A !ICiY,.
<br />/ C1crSS B Con
<br />I /
<br />Crete
<br />j 1
<br />,
<br />Stub,
<br />v✓rth stopper_i
<br />i
<br />I. Steps
<br />wrt /r stc er Class A
<br />B Concref 7 v
<br />0. C, � � -,,`- �.. �. ._ _: '_. pp \\\ s /�y'
<br />! Limits of M.H. base c, u �� " i" �\ B��kC, and A ";� -��.. II A
<br />p - - 'Shee `in or undistur L�CJ
<br />{ _ Frtfrngs
<br />/?Ja J /' /IXJ
<br />'.�•, J n p
<br />.,- crEr red gravel or
<br />- -� + - • ( concrete cradle?
<br />-- 1 1 I i i '
<br />- - - T/mber Platform
<br />( _Screene,,` grave , l envelope _ , _ >_� ;� PLAN BELOW DOME �/
<br />ELEVATION
<br />or concrpfe cradle as requlrec;
<br />Normal
<br />PLAN BELOW DOME PLAN BELOW DOME Tl -ench t_irrri
<br />C 1. Morlhole Fcane ano Cover
<br />Mor�`ar <
<br />?
<br />ICJ Man/7o/e Frcr;re and Ccver
<br />QCOU17;? St)Pe''fnq - i i i
<br />C. /: ldarl o /e Frame and Cover
<br />'
<br />If used, rS /J be removed
<br />Ground Surtcrce
<br />i =. �_ _ — -�' uc.riser
<br />1zZ t k 1 - -
<br />l -__ - - - - - -, Finrsheo surface i ✓lort
<br />77 -
<br />\, � _ � _ ;, -,` _. ; � I i _ , i _ ,�• ✓, : i _ -i C ass B concre, c
<br />A3prnximnta ground surfocP
<br />r
<br />ck Masonr
<br />45rick -
<br />Selected refrll Orou✓zd manhole B
<br />i'✓laSOnrC r s �
<br />T �`^ Tee v✓ ' h 6
<br />', if used ; y
<br />t �; {
<br />i c , ; ; ; j steo �. „I tp be /eft m place h
<br />15 "S ac SECTION A -A
<br />p ' j t:-
<br />I
<br />�Pxact etev✓tion o be I ICAL CHIMNEY DETAIL
<br />TY
<br />C/Q.S$ / 1 I i. ri
<br />Y- t3rarrch f3ano of /Z wide
<br />4' d icr /f'r, g, ; conCrC�te r
<br />_ - Ij, / asphat, sa/ urafed
<br />A oncrete it' I 8 >z' ootin
<br />;i j ; - �. ; { r feit s�cre,y
<br />;
<br />r q
<br />[ t 'wired around pipes
<br />con
<br />C /assfl cre
<br />r ;
<br />,, � � i ! Iii I r � , • :. � +a
<br />` '., ; ; ,��.� -� � -J.', r; b N, •{ ;` �/, 4 of M.11, base
<br />Mon,role ,5feps
<br />• f r Se /ected ref > /1 ; � r, n .. •.., , \,�� ,,.�, n, ._ �;> _
<br />15 ac, 179
<br />p ,, A ; ":. v n 'o• "r. a ',•,d P /onkinq spiked o topper
<br />a ll
<br />-0 dl'ujill
<br />R - �hPet,ri to be /eft i — 8, x 8 x 5 6 Caps
<br />oo q r. —,
<br />ace n soft rourn -' -- = 3? P. °
<br />lki
<br />J` p r }+ �, 0 bq D qa /v. steel piri �; 30 short curve
<br />tr } ) 8
<br />t
<br />; 81�ttom of normal ex cc? Vd7 iOn
<br />� I ,
<br />\ o f
<br />5 6
<br />'Uhderdrorn ✓Fused - � �
<br />Class A concr�fe '" , } i . ; _ � ; �:; -cr' - � C iass .8 Concrete pOVred.
<br />:,• I ➢ �.7 ag ainst undistured
<br />„ -- :rte. ' eorth or cheeflrr
<br />Timber !?i /es 10 butts �
<br />Limit of fncat catio/r ELEVATION
<br />p
<br />90° long elbow -
<br />I <'. ,.j — Ste/ eel7cd qr avel refr,. CvANHOLE ON PILE FOUNDATIO� U.. -
<br />,/ � ���--= '',::; y ;'•. i four , datio) - r f�'x8'mrn. _-� e
<br />Class A Concrete
<br />Ur1Q'e, "O'rQIt1 If USP,T./ �; 9'- O "✓� %r /7 ry �, �.'.:�.. tp ` �'_�' T' P .� "_
<br />,ry Pirnz moterraJ ELEVATION A - A
<br />El.
<br />varies DROP MANHOL A 1 i + LEXINGTON, MASS.
<br />a; E T I 46
<br />VINE BROOK SEWER
<br />HALF SECTION HALF SECTION
<br />IN FIRM GROUND IN SOFT GROUND
<br />i
<br />{- MANHOLE DETAILS
<br />MANHOLE ON 21 "SEWER
<br />R '
<br />-
<br />•
<br />` APPROVED SCALE - 2` =I O JANUARY 1948
<br />GB.H MANHOLE BA SE ONr 8" ,SEWER
<br />DRAWN 8Y-
<br />FOR METCALF ,& EDDY, ENGINEERS METCALF & EDDY 20332
<br /> 4, r° TRACED -- --
<br />ENGINEERS H
<br />CHECKED BY- ti 8h - - ----- dt MAR.B 1948, BOSTON MASS. R70¢
<br />REG. PROF. ENGR. MASS. NO. 70 'DATE
<br />FW4!' P :JtCT, Ig -P. -198
<br />CONTRACT A SHEET 3 OF 4 .
<br />
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