|
<br />r;':.JNSTRUCl' It IN NO'2ES
<br />
<br />1. "::~:,"::1'1~>'1:1~~',:,'-"~_~'L_~~~_~~t:-2-!1_'l_.~'?~:~~2"'7_,~es.. All edstLng sewer f<tcilities td
<br />plll'J,-,,~j dnJ rl,ba..rldoned in place are spe,~ifically shown on th~ drdwin'Js. '-""'-"'f
<br />liner> to be <'li'dndoll'~'l in plar.e shall be pluggo'>d with lean CGIl>:l:ete n.. ',tnqanl
<br />r.1dn\Jf3J~~ ur<;!cj plu'Js ,Jt" CdpS at. hath Ilpstre,Hrl and dow:1s~.ream ends of '::Ie <tban-
<br />don.>,l s,~,;t 1.)11..
<br />
<br />6. .:'~~'_~~_l_~.1..-:~~!.f1'2l2.~.c_t. ~~n..
<br />appn)\",!<1 pritn' to placing of
<br />elevati,)01 beb{l"en inverts of
<br />no e>::fi I.tration leak,'l'Je test.
<br />
<br />.".:,1 leQ'~age tt:"sts .:,;hall roE ;:!o":omplete,'i an-l
<br />r<:-~;"ne-:-.t. Tp.>il-1r( ':I..-:10'}. i',rhf'r~ the dl fEer'''iw~ i.,
<br />'h:jci~f!1lt st~.u';~'.:.re~ (n",_nnrJlt='il ex:(:~e'ls 10 ("E't,
<br />wl: 1 t-Io! r""1:llir~','l..
<br />
<br />2.
<br />
<br />If'd,~k i ~ ,\:11
<br />
<br />E'<'''~V<lt_i')n.
<br />
<br />"".1 Exfiltrat.ion Test". EiH:.... =:l.~('l.'-,)Il of se",o:;rl shdlL he t~~tt:'c1 b>~t-',o/'-~";l
<br />successi\l"e manholes by cl,)sin:j t"'.E- 10....""::- eTl'-'.. of the s~'''er to be testen dllci t;he
<br />inlpt sewer of the upper manhol-=- shalL he fll:';"",.1 ...'it.:~. wac:.:;>r to ~ poi'lt: 4 feet,
<br />~ll')ve thf! i'1vert of the sewer at the c->:,:nter ')[ trll'! 'l~f'e~ nanhnlel or if grouT1'!
<br />w~ter is present, 4 feet ahove t.r.e a")er"ge <'t',:.ja.~en-:: qr::.un.1 wa,t_er lev~l.
<br />ThA allnwable leakagp. wi 11 !":>e conp'.:.te,1 ";1"1 t~le [.::O["fll'Jl-'l:
<br />
<br />2.1 51'-";;1:1':)" or beIl,~hin9 of trench sLi... w<l115, wher", I"~r~lit.ted, shall. b",
<br />i:\ dc'::,r,lcjl\o~ with <trplicc1ble Feder,,-l, State an'l LOCd'!. 5ilfe~_y r....juld-ti0t1s.
<br />
<br />2.2 Tr",nch shall he braced and shor'-Jd a~~ f1e<::c~;S-'lry to dff')r,l gdfe
<br />workirlJ cf)n<'iit.i"ns qr to protect a,~jdCellt utill".ies, 3t:rUGtlU:tl"->, et.c. Unless
<br />"t'wf'....'i"." specifie,l on the Pldn.<J, no pay:nent wil.l be n\d,l€ fc)r rl'!ill(,val, re-
<br />pld';'~n,-,nt or l'l2'll)cation of curb an.i gutter, ut'i.Li.t".io->s, siri{'!.....Jtli<;, strclct.llre8,
<br />elc. oul:si'ie the [T',il,xim'.H1. limits of H>ei;'latJon as shown and the Contractor
<br />s:l"ll. h., r"""spdn~;ihl.:> f,)!' protecti')1\ of sawe.
<br />
<br />E '" 0.15 D IH
<br />
<br />\~her"" :
<br />
<br />2.1 Will':~:-i::' exc-'l'lilti,l'\ L"i; rO:"luir~d undtJr conct:lO'tp or d~pha!~.ic pdv"ld.
<br />an.'dS, i:H:1LJdinq 'lutf:~~....s an,l walks, the RllrfilCin(J rndt~ri.;l.l shdll. r.e .8';ured
<br />an'l/or cut: i'l SU':'I a Il\.-lnnpr il,.<J t,) effect a sl'l(loth, st~I'r1i'Jht.-C'lt e(~qe and as to
<br />c<Jnfi~.e th~ eX,A'Jiti,)n !;-.o il mi.nin\um pri'l,cti'-;li. .",id.th. Th€ l'a<Jem,'Cnt or concrete
<br />5)ld11 hf' C',lt itJ1,i r~11o)ve;~ dt Ip.d,:;t f) inches ooyo~d the ttlp w:dth af the tri'!l\ch
<br />L)[l ed:"l ~t-.18. l'~\is Jel:nis will n<)t b", a.lle'wp.-1 t,) be oi xe,i in the trench hilc!.;.-
<br />ft 11. md~'e-ri..~l.
<br />
<br />E
<br />
<br />i,:; thp. il-:.lf)....cil,~e leilk-aql'! in Yi'ltLor.s fe, ,.p'Ln<lt",e per 1000 f"~f'r. ".
<br />sewer te;-;t".'~,'1, ex"ludi~.g 1'l:~u2.e c:;tl".e':tir.'~"_
<br />
<br />is the int..-,
<br />
<br />D
<br />
<br />_.--:r.?;er r:,f' t.'np' pi;:.e
<br />
<br />,,.,;.
<br />
<br />H
<br />
<br />is the dift,.. ,-, i,n e:eva>--~'"'"l be-:""""~f1 t1-J';' ...-)ter suef" ~. il ..~.,'.
<br />'ll'p",r mdnhol, the :"flve' "f t:t-I€ I.n.pe at. thp low(>l'" '<1nh,)lt:>; Qr
<br />(if groun\1 water i-; p~,,"'::o(!n~ ""F.,J t'r.8 Lr"l'..-€-rt cf tb> ! lpe i"l the
<br />1.,....'er- :nanhole) the lli"[el~nce i~ elel;i:'..t.loTl iY:ot....een tJ1e wat.er sur-
<br />fewe in the 11ppflr ~i'1n'101.~ an.-:. tne gr.;)un;1 .....1.l:er at the low('f
<br />manhole.
<br />
<br />2.4 \-~hl-'~", <',{':."lvdtion ,),;r; ll-~ in streets, -'.11 ley">, or ot1~t..!"" iH'ed'3 whit'h
<br />hill/e on]'! a gTcJ.v<!l ~;'lrf'lce, such 5lirfa<":"L:HJ shdll be n~pli'F~ed with gra<lel Bur-
<br />faci,,') matel'ii\l e'l'ldl in rlppth to tn.<'It wniGh exL.;tl"',l before cOllB+-.ruction but.
<br />no" l~ss t:ldn 1 i.nche", compactp',i rlepth :>,~.,jm\Jm.
<br />
<br />3. }2~:~i:ilr:1. Mc\h:,~L'll. Granular hec1dinJ rnat.eridl sh-'l.ll consi..'it ,)f well graded
<br />mixtuf'- dE So}Ufl<1 cni.,er",l "'J'!'t"Jate .....hi,.~h .....ill proviJE' yoo.i str.tbility. Tl1e
<br />5-:".8 r-''''ll'! 1)[ ttll~ .>l'J~-~'Jdte shall hf~ fr,:)m 1/4-in,~h minimum tn 3/4-inGh maximum
<br />....iU~ ~ 1~.'l.x.irn'lr:1 Wl01lnt. nf ~i"lp.s p,'1~;8inq d. No. 200 <c;cre:.'n nn';. to e>::cee,~ 5 per-
<br />G~"',' bl' ..,~.i.'Jht dll''! ~~lvlll (~onf()rm t<'l ASTM e)) nr ;"S1''>1[)4<1,~, gril,ldt.inn siz"! /If)
<br />or #67. 'rhe \,eckljLlq t~ench shall he hand b<l.c\:filled an,j han<~ tamped t,) the
<br />dept:l;; :-;pl:'!cifjp,] f..H" bE-dding. All herl(iing mal;f"r-idl,hdlJ. be hdr\d placed '-l'hl",r
<br />t!lP pi;,,,, h.tul"iches, the:""! br';)'lght up in 6-in,;h r:u.dmnm lifts and compacte,i
<br />wf'l.--l11,. 'lad t:ll,)ru\J'jh:y a10r.g ei:l.ch si,lp: of the ,-'ipe ii s'lch a mannE'r 018 t,-j
<br />d".',.,j 1 '':.1''plilr.c:',v,nt of. ot' <1.:lr~-'tge to the pi;1'~'
<br />
<br />If tht-' 1.8,';KC;']I:'!, as shown by th"" t!'!>lt~ eXf:e':!:ds tl1ilt '1l1n~'e,:l by the fe>rmula, the
<br />C0ntriictor shall ma~e the neCeS5i'!:.cJ c.orrecti.nns at his -el\:?~ns(! to re,t,w8 thtl
<br />cl(filtrdtinn tq witl1i..n permis.s~..nlp: lin:ts.
<br />
<br />'l'he Contr'l.ct.:)r shalL, a.t his el(l'~r;:W, futnis'., nli ....-a..,err r.J,'I;teria~s a,"\('! lil.hor
<br />req\,li~e,1 t.o p.~rform the test. ".:1 -::~c:t5 >;11<1'..1 be nd,le i.n t.he presen<~~ :)f the
<br />Fllgi;1ee~.
<br />
<br />6.2 Deflectton Tests {Pli1:=;t.l.'~ ?ipesJ. '7~.e City !Jf-Idll. cnnduct r~,>fle.-:ti'")n
<br />tests of all flexible pipe (ARS, 1'rlJ>iS Pipe, :;:~R 35 V~.::: r.ipe, etc.) immedidtp:ly
<br />after C01'\i-,1F't.inn of the worK ano. ag:'lin 3~' days prier to -::h"", end. of the <JU'Iri'lntee
<br />period. The Contrilctnr sl1a11, ol~ his "'lCpellse~ furflis'l d oult:.i-arm..d tl',>t
<br />milndr,,:,l 11"<li'1<J an od,t nlUnber of arr!l5, -::i~,p nr 'Doe" in. nu"'.ber. The Te ,:; I: man,irt:!l
<br />will h... i",lll"H~ through the lines tD b~ te!-;t.ed. 1-">y :::ity !,e:-:'I'mnel u;:;i"l'J an .l\ST:-1
<br />acce.pt~.1 tystin9 procedure. The c.-:ont_:!,-'Ict,,!" IT'.d'i ',.,i'::O.,S5 'tho: tests an/l mdY
<br />rt;>ceive a copy of the t.pst, logs a;",J :---=:r".rts if desire-,'1~ _~ll tpst equLpmf';'nt,
<br />calibr<lt.'lon data., proct';[~ures, etc. shall be Stl;'Je.:t to-, "'_I'rr~)val by t-1~.~ F::vjint:!,)r.
<br />
<br />4. .~'l~'~f:llli:'), The use of hand held tnols (Jr. .levlc:c$ t,) ffi('et COfnf"lc;tinJ\
<br />I~.rl:r"""l<;"'ts wLll hto" continll€',J ilround and ahove th., pipe :'If;",~~i.,)n durin'J the
<br />t>.'~'I,'lJ b<t,~"'fLl1 '--',)O"Lttinn until a minimul!l vertir:nl hf'L;Jl1t d!Jnve th.~ pip"! ,)f
<br />3 f,~(>t i.'J red :11"';. T!1er~'i.ft:.er, the use of vibr.'lt,)ry, fih'J~~i'!'I['YJt .'r rubber:-
<br />ti~..d ~~'!'li~l'IH.'nt. J;B,' b", lltili7'~d. The us~ of ,if1nsifi<:ati,)n by hydn)-comI:Mr.r::i.on
<br />i,~ pl"\)h ~ bi te,i. l';'''I<;t-tjpe I'"vero~~nt hre,iki"'rs (st:JnljA!....S) wi 1 L not be penni ~ t:P:,~
<br />oV'Jr p-;'dstic, ur n.""-CI:inf()rr:p',l e,)Jlcret.e pipe.
<br />
<br />The l11dXilllltm dllnwaLJle ,h.~flection aft_er i"!.stallatiQn and t:-.ckfilling shall. nnt
<br />exreed. that specifier1 for the p"l~:-.ir:u]a:!' ,?ipe n.ltf!ridl i:'"l5t:i3;llerl. .'1l"r,y 5!"(lrncnt<;
<br />of the pipeline d".erneri to he nnsil'::ts-fac'::ot";.. shilll b~ rt'"r>lClf:l'!d or reworkw1 hy the
<br />Contract,:>r in accordance with tnp .:-e-qulrel'len!...s .-:o[ t~,l'! S'"!:d.neer. Such
<br />replaGem>O'nt/rewo~king will be tct ":!le ::,-,n"::r,'i.:~_'l--:' S p.xf-'O:!Ese.
<br />
<br />5. ~0.~~'V_:':..':.:"_'_ _~~l_l~.~~J.':.--.L!'~~:~) _..~~.!"1_~_.
<br />
<br />A:~'l''''
<br />
<br /><;.1
<br />D1
<br />
<br />he extrusi.on foc:!",d and cnnf.)!;"m ';::\)
<br />PS."1 Polyvinyl Chloridf" (I'Ve)
<br />
<br />P'JC s(~""e~ pi.pe a.n.,i !'I.tttngs shall
<br />l,~, St'-l n,ld r.t "r'.'" i f iCi1 t ion For :>ype
<br />
<br />7,
<br />
<br />Con~t_r',l'.:tion Mdteri~13
<br />
<br />sc.....,'~ Pi; ,.. ,),1,~ ri~':l"-js.
<br />
<br />').2 Sf: IFfrH.'ss. I've pipB shdl1 ha'..e a mlnlm'w\ c~1.i"'fnt~HS (P/,-\y) of 46 psi.
<br />'...-~H':1 ~~,"""s,lr~.i at. <; p<'!n:ent n..fler::tinn. Pipe stil'fnl~"s t(~~~:irlq i" (;{)nd'lc+_"",~ in
<br />ilr~<:l)rJil'H"~ ....tth rr(jc.~('1ur",s ,~",fii'led in ASTM D2412.
<br />
<br />7.1 Cement.
<br />ASTM e15(~ 1'YI'e II,
<br />
<br />All cell,dnt ,,-Old i-. C'llK~'''"t.e <tnd :nO-rtdX "hall Gor;f'J~,1\ t.,)
<br />p'x,:ept wher" uth€n..::.sp. "p,~~i:i.,.r'l. nn T.I'" Dr'!wi;l']S.
<br />
<br />,
<br />
<br />7.2 A'JljTE"<Jnte.
<br />Ccnr.ret:e }'\q'1reg,lt~s,
<br />
<br />A'1'p.t-:'lpt~ o;hilll :-:oll~()n:'l to Sta!I:I<t!";" S~'-h'ciEic,"t.i')ns f,)r
<br />AS':'M C31.
<br />
<br />t "", 1'~Sl: in'J.
<br />ii,lj 'i'_.t!O 1 ' r- 1~; : 'T'.e Qtl i....1\:
<br />~,~s~, ....,';"1 !'2c)1:~; al1'J Pi.pe
<br />
<br />AJ 1 I'Ve rip~ s~ldll r;,'nf,J['"il\ l,) t'he followil1'1 L...:;1.~
<br />B.lrst Test, A$'rM D15'l9; ?lat-.t,<-:'f\i-,g 'rp.st.. Ext_r'l,,;i<)fl
<br />Impdct Ti<st A.STM r2444.
<br />
<br />7.3 Brick.
<br />sh<tll r;un form t,)
<br />
<br />fl.: J hrick US>'!..'. ,"'~ qTa.l", ri-,]s
<br />/lST"1 e32, Gn:ldf! 'I;;.
<br />
<br />dd:uSC:
<br />
<br />[~n^l rim el~vat.ion8
<br />
<br />.~::-
<br />
<br />5.1 2'1
<br />
<br />:.(.'1 t Pp"I.erti""r,;.
<br />
<br />7.4 Mortdr "nd Grout. Mo~tar o1l1<-:' grou~, LjsP.,~ i" t,ll,," '3h<lpin'j of i.nvertf':,
<br />laying brick, sctt.inq an.i ancho~i-] 1'1.'19 and c,)';'O!r, -etc. s".ill1 ~onBist of one
<br />part Type !l Portlilnd Cement anoi t'....-:t pilrLs oE L.ne, C:'~il.n :.J<lnd. Only sufflcient
<br />water shdll h<:! added to provide d sti-!'f, ""o:-kd-::.le .-:enent mi'll:ture f,)r proper
<br />trowel ing. !-Iydrateri lime or masorxi cem",nt slJa~1 nf:.~ be llS'~'l.
<br />
<br />sr'rl
<br />
<br />['<.1.'::io. PVC ....(.~',.~ shdll have a mdxill1Um St.andil:/"i
<br />):; in c'J!1f')!;"~kl.nce to J\ST.'>1 D1~'>.41. (~ot~: SDR
<br />
<br />Oimens ion
<br />41 is not:
<br />
<br />H--t ~ l<< \ ~;JR.', .;) ~
<br />.'t:: 't:pl :;hL,'.\.
<br />
<br />::'::n""lsi.nns: Pir~ dimpnSL.")IlS and tol..!""-'l.'lc~S ,:;l:dtl .l-...e 'is <;tiplll.-itE!,l
<br />1:1 tlw lln!-ne'Ll Pla',':l':: Pipe As~,')ci.'!.ti.')n "Han.il,,,,... of PV<: Pipo-~."
<br />
<br />8. ~~n~!.~~~~.::_ The IMnhole bene!) arDllnd t:-.e fl........ c:hanr_el shall be r;'Ht:;;tnJ'::te,;
<br />to 2 HI<.:ll"'~.; ..1hove the top of the hi')!'J":"st: ;:o____pl:! i"1 the lio5r.''"J;>lo'!. 'I'hP top of the
<br />bench rn.a.y be pOl:red level or sl'lp?d t'loidr,-::s t_~le- fIn", c~:dn:ull. with <in o\Ter,ltl
<br />pitch of not m<.)I"e than 1/2-inch~
<br />
<br />n'l'.i~~ :::nsi.1e Dia:netc:rs f,'r D~fle,'l'i,'rJ rl!'"l~dr~f:1"nt-s
<br />of AS.I'M 0 .3034 DR 35 PVC :;':""\- Pipe
<br />
<br />Flow channE'ls shall have Sl';:l~l,,:1;~ -::-CJlIT1'-~ej itl\r-ertl;l .<,'!;,.a"ed to match t.he
<br />lower half of the pipe (see detail). Pr.Jper shapi:i'] ~.dY be accoll1plished by
<br />fonninq or shaping with cement gr;Ju,., or- by lai'ing full l~n'Jths of pip"!
<br />thr,)u'lh the manhole and lat.er relQ()\'lng thl-l t,)P of ~lJ.lf of thn pipe in a l"Iann<;1r
<br />sat-_isfdctory to the EngineBr. C-:-.an'Jes if! e:irer:t11)['_ of flo'"" throuqh the
<br />manhol~ shdll he md<i'~ ....ith a s:1looth curved d'"_annel '""laving do ra,'!i<J.S 01.<; shown.
<br />Chan';"g in o;iz~ of cham,ell'i, multiple f:i.'Jw c;".annl2'l: or Cl1d'l'J"'> in inve!"t s10-
<br />pll:~!, b~li;ll be 'lLi.le gradually and "'-"-~f!l:r~ an<1 s'~,all :-Joe f;'ni";e,~ dir,~ctly in the
<br />cOf)cr..li;!.
<br />
<br />A\fq.
<br />
<br />1.06
<br />X Mi,,_
<br />
<br />T')l.
<br />PK<l.
<br />----"'---
<br />
<br />!,V1'
<br />I.!).
<br />
<br />Base
<br />I. D.
<br />
<br />":7'"
<br />
<br />Or
<br />
<br />,
<br />
<br />p"
<br />
<br />1.,
<br />
<br />8.4l10
<br />
<br />(1.2544
<br />
<br />7.8'"-110
<br />
<br />'J.1272
<br />
<br />7.76
<br />
<br />').1 M<1n!t,)l~ Wat",lC St'Jp Ga.-;ket. 1\11 dppr()v"! ~ W'ittf>r stup gas1<:et dssemhly
<br />or rn..nhole '~')llplin9 shall he used when tht:> PVC 15 ir"Jc,Hp<Jl'dt.".,i within ma.nhn-
<br />1.,'5, i"llet hOXI'''> , or other '-:It.r.l,~t;ure-s (see d,>t-ii 1).
<br />
<br />Mrtnhol~s 1 and 4 sha: 1 be CQ~,5t:nlcted S'l'':::, tha': elCistiT.g servi.;j, is n"t.
<br />interr"Fl"ed. Proper flow t:.'1<wnp.l"Ugnm"=",rit ~"it.""in d rna.'lhnle shoul.i be
<br />obt<iior-.-l t.y first installing the :'~n<J..h:;! of pipe- be-:-.'."e~n IT'.itliholp.s. "Ianh,)le
<br />bases SI;",: ,i be poured ar(lund e:o:ist:.nq pi;>eG t., re::tai~_ in service by r:<1n,i
<br />farmi.fJ'] t:lo:! flow cliannels which wi:l rilrect tlle flew t:,rough thp r:elocrlU'j
<br />se'''-er. Whert the relocated s~wer ig c01l.pl-;.>t_p. -o:.ll-e r1i:<;r;r..arge F,ay be dJrecte'l
<br />through it by cdrafully breaking out thO'! J';-o~tio~ af ol.-j se...",'T wit::.hln t.he
<br />manhole and plug'Jing the old outlet pire.
<br />
<br />5.5 I'1stalliltii)n. Installati0n of PVC pipe sliall be i'1 iic,;'.>r'.!dllCe wi.th
<br />^31':'1 Sl2321, "St.il.ndard Recomm~nd('d Praf.~tice (,Jr .r."t<"roJT(l<.ln<l Installation of
<br />FLexi l.! T\--,p~'I1':;plast:i,~ Se""~r Pipe". The bO:'.!!.~,;g t~'e"ch shall b<'.l brou<Jht to
<br />pr'-":t).~r Jril<~'" iond elev-'Ol".1on pl'i,:;r to instaIl--it.ion of pii'P- <1.'1'1, a,;seml:lly ()f
<br />j'jinU;. f)epress.i'JI16 f,)r FiPf~ t~ll 1.o'ill be p!""')viJ.e-ri. Pipe s~dll bt. Ila:,;~d an<i
<br />joint,> '"lLl<ie i:1 a dry trench and tJle Jx:c1ding shall he pl;w"!d 1'1 tht~ I'r'~nch np
<br />t<) (HW ;nlf t'",. dtil1'\",t,~r Df tht~ pipe (hann.::h) with,)llt, lift.in'J or Idt.ertllly
<br />mis-'ll.iJ)"nl:1g th0 plf'e. .!\ccordingly, the bedding 8)M11 tht>r. he placed above the
<br />haUr\l~h line to a <:l.(~pth of 12 inches over- the t:)P of tl-:e pipe ,lg shown in
<br />"Typic.'!,l ~r~n,'l1 :),:.tai 1."
<br />
<br />8.1 All manhol"! stAps shall be Df IO"KlroJ:'l(",~ "~lu:llirncn CimEnn~in9 t.o the
<br />fOllnwl.'1.g:
<br />
<br />5.6 T'rr.!\ch B~c:.:fll1. Backfilling of t,he trt'nch sh.-tll h~ a,; si'l'!r.ifi~,1.
<br />e"Ct'j'I"" '::(,<\\". nn whe.~le,1 v>:Jhicles shall b~ used for cn'npil.cti.nn or other purpose,:;
<br />until :~he IVh:idill is at least. ]0 ind;<;<::; d<:,ep ()Vet' t.h..: top of the ['ire.
<br />1IJom~ch.i.nicd:" t~r-Lpp-r5 Bhall he uHed until .the backfiLL is at, l''!'H;t 48 indll'S
<br />t.hlr:k over tht~ hlp of the pipe. Direct dumping fr"m tiH~,'ip.m tn1ck or fr'.lllt end
<br />lO<l,lp~ .)\wr the top of the pipe will not be allowed.
<br />
<br />3891
<br />
<br />A.
<br />
<br />Al~l';l_i...r:::~m _~.~~L.S.E>:(' i fy~~t.:=J()~~
<br />
<br />,. feci. Spec. ?Q-A-200-'a (Al'llTli.l'l!r'-'>!d'J!h'.si.qrl--;;i1.icA~.;~
<br />2. Minimum '1".~n'3il", St-~',~n'3t:h -'" 1,j,ODO psi
<br />3. Minimllm Yi"!ld S':r"'I\<J'll - 3',,1J0::1 l'si
<br />4. Minim'un Elof!'J.'1ti')'l "" 101\ 1'", 7.
<br />
<br />^" 'y,
<br />
<br />B.
<br />
<br />Steps i~I,s'.--il1",,~ in m;;nn()l,~ :).-1r,.:l Se,~ll.nns .'j\",ll ~:i'I"". "
<br />inch leg '111<1 shall pn'J''':', fr,Jm ,-i~'l ...,all 6 i>"1"ht..,,;.
<br />
<br />'~-', 1'"
<br />
<br />c.
<br />
<br />Mi.:lim'.ln l,)~n Cnr,acity ('J.!'r:olit>.d d.t :.~ent.~r fjf 5!"'p).
<br />
<br />1. 1000 lh. wit.h f) in -h fH)j.':t Fr,)'n wall.
<br />2. 15">1) In. .....ith 4 inch P:-'l]€r-t. f~-.-,,~ "".:1.:'1.
<br />
<br />D.
<br />
<br />i~ei.qf,\. per 'jt'![J
<br />
<br />2.23 1''''l1\.1s.
<br />
<br />E .
<br />
<br />St",. t,) b.~
<br />l/erti':>111y,
<br />
<br />(;'l.S':, Ll<\~lt-.Pl-,.~d,
<br />at the ~;:,I.'ln t.imc~
<br />
<br />in m.~n\',)le
<br />t:h,~ ha(r~:!l
<br />
<br />","l 11 ~ l it '1' J-'1 : "h~. 11'""
<br />
<br />'.'1":" ':')r1". ",.".: 1 ""l~; ar'! ",!.
<br />
<br />F.
<br />
<br />V~rti.';iil ".;I',l'~lq'J "b~~'...'~'_'n st"p<: s~la.ll be
<br />rJ.cJiil :n,;1\hnl,".
<br />
<br />Cf)I\Si.st"'lf: ;'l ",1,;"1 i.,'11.
<br />
<br />PRELIMINARY
<br />NOT FOR CONSTRUCTION
<br />
<br />PHASE I
<br />
<br />CITY OF OURAY, CO.
<br />DEBRIS AND FLOOD CONTROL IMPROVEMENTS
<br />PORTLAND CREEK CONSTRUCTION NOTES
<br />SANITARY SEWER RELOCATION
<br />
<br />DesitJned by;
<br />
<br />OEM
<br />
<br />Scale' NONE
<br />
<br />~.
<br />
<br />Drawn by:
<br />Checked by'
<br />
<br />Dote' MARCH 1983
<br />
<br />RSC
<br />
<br />W 5 L
<br />
<br />Project No_' CO-TO-02
<br />
<br />8vlslon
<br />
<br />ole By
<br />
<br />GD~
<br />
<br />SiMONS, Ii &. AssociATES. iNC.
<br />fORT collj~~, CHI)ifNN[' d[-,,~VER. rUl~ON
<br />
<br />P-II
<br />
|