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<br />I
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<br />I
<br />I
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<br />
<br />HYDRO-TRIAD. LTD.
<br />
<br />FIGURE m - 3
<br />
<br />STORM HYDROGRAPH
<br />FUTURE DEVELOPMENT - EXISTING DRAINAGE FACILITIES
<br />GRANGE HALL AT 1-25
<br />( DOWNSTREAM)
<br />
<br />800
<br />
<br />, ~t--l--l- --I--H--1--Hj---i-li-' 'Iu;_ill_~i , I J-!-i--l--I-TlTf- 'i,l
<br />-+- ++-h-1TI+t!l,-+-r+:' Ii -II-t-!- f+'b-"'+++ -t-'-' ':+, I It--I : '
<br />'1+, Iil-H-ii i-t ,-+Trl- i lit: 1 'I ,l h I I LLI i-~j , f --!.--l.-t-: --
<br />-,- -d --r-tTt CAPAC ITY -,- c++-i : - -t-, -,-!-., ., IT,.,-: --t 11
<br />Tj~ Uf!EXIST t ! ' " ' '=h-iH_~~t+J +i I _
<br />- :ti_Lit-f~CIHTIES H-iH-:- ,Jt =I~- +-:-I+i ~ , -H-,
<br />
<br />I Ii Il'i i I I I ~ T' " , '
<br />, 'T;-rl-.~ 1-, +-U--:-t- -t-rt- ,+ j i'tt=' ' ti:-t..L -
<br />i t-" ,,1-,' I ,~..,-, , .1 +- - - I , --H-t-
<br />,+d, I "IT HI' ,i ,'I ' ,1-" , Ir-r-tl-
<br />t T-->. ...j-- ,--, i-;-j-- --i"I' I ---l fi---f--t-t-
<br />'---'.l-f---l..1-j -1+" ' i "I,ll
<br />, ' ~ I , : f-I 'I-i-t-" '" " '-c'1jj~'
<br />'1 ; H t-I ,:::; ~-100 YR. STORM' l-i-r, '
<br />I I I I " I --1-1-" ~ -+-+ i l " ..-
<br />, J-l+ -t++ J , . ",-++t'
<br />++ I; 11+j- ,-1-1 i~, ~ " _,J_ -+1+
<br />, - '-~i-l7-1 1_' . ! J ..j-H- +T , , i-
<br />+- , +~'--"'TI ," ,
<br />
<br />:tAlJ i$ ~;~tYR. STOR~11",\~I--++: .-:
<br />t il I-i,6~L' . J LL' 10-
<br />I- 4'=+- IF !~Hr-rj~ : -, l- =n ~t H; " :
<br />; l-f. 'j.,IH+-Y+1 'li' I tt :
<br />1 + -rl -! Iltt' i: -L I " " -
<br />, : f-t-r j: ;'Li 5 YR. STnRM: I' I-j + . I I' ;i--j-
<br />, ,. "I ;,~ II ' I ; . ; , ,: , ,i I ."liL ,
<br />l+ -< :--,- '1;-+,,' ,I, fi tf-iL'~li ", i I i- i ' . +'
<br />I I -+-~r- ---+- _ r- --l----'--_<-L --1- - ---'-I -1-----;-;---- J_ _
<br />. I '_~ -I i_...L.J__ i ' i,', I -J J 1--1--11'1' ~ J '~i=if i_ti= : : I HH' ,
<br />i ' , ~ I I I , '. I -I' 1 I I I: ! IlL'
<br />,1 ' 'I, " t 'T' ,--;-- + -:., I-:---j+'., I -h, -,--1+
<br />
<br />I,' , ',,~, =tP=1R=til.I--I--t:...L.~++i-,: HtttH-jtt=j=t=f:u,r J i, ! IL,+,~~tt-" -+,+ , ~:
<br />-i- "--i- ;""_I_:I! I_l-' ~ I-+-j- i :l:~t l-rrtl-' I I 1:,_
<br />-+' 1 ., ':\-_1 Lf-j \-,-,' ____L j-j' i.L -1' H- j - II-r-i- ' .
<br />, -I-~t~' ,- Ti,,:, ~-]"~~,' '!,: '"~ ,: ++ :'i-Lt',: I~i IT
<br />I +~ i : , , -'."i"-~ I' i ii, I i ~ ~; '-I- I :;: ! ~ 1-- - ,--;_:- --
<br />~Ii i I: I -- 1-+--~_:_-+-r_H,++-~'- I - ',I i -t+ 1-,,,,1-
<br />--L!++-, ',I" -1+- '-(- I-ii+r--H-r- + -j-j- -,H- + +h -
<br />++, : ,-:111 i +H,-' ',':','t ~i,H+-' 1-+4-" +,1+1--,,', -!;", i: ' I -+ I
<br />--LJ -\- Th nr=r-t--- ..Lgf'> :t+++t' r'lf'l :1+1+ ~'i t I '
<br />--H-' ,--;-Ir't, , :" : : -, '::L-t 1, 1 r, -: : I ,. t '",
<br />+ -L -4 + ,-r---+---1 t--. --e-' --I --I; : .--1-----'-t
<br />! !: ' i: . ': '+R=" , I I I ! I ,I I'"
<br />II" " , , J , _1\ ' ~~, I ~*j-' , , , j' '--r---t LL' ,': I
<br />i=-L+ m.:r:~,~ '~'~' : c-;,,- '." -'H "-.;::rr-r: .,t'ii. -+---:-C'" ~!
<br />j I "I::, "I ~ H! I I ! I, -+ " "it" I II i' I
<br />-" 'c 1-. "-1-' - , 'i 'i'!'- '~~ -i~-'- +--+---1-1' 1 +-j-r-;--]--+--:
<br />1-L;n,. -1 1-+-i: ; -i--1-.-j....:~~ m-I ----"--f I ' it - L -luT - i ---1- I I
<br />: H-r. I, , I' t, I :' I;: I.
<br />:l;--t+ ,...--;"tt. K,' -.H, it tEE,'j: i +-i-., J-j+'- , ,.-Ftfi:ht, Ii,. .
<br />. i-;+tI'i...L.H~iltt-J1 1..l+_i.L :'! j++:I=' h-t-;; , ~ i f.J~
<br />: ' '+-t-W -Ir--~ --1 :'l"'q;: I I !"'l I I I. i I I : t i
<br />:J...;..'., ...l..i-L H=!::"I-, .t:ri,. '_.i. i ~:-i' " ' ..L:__:_
<br />"i'III,' 'I- ' 't+'" I"
<br />" '~--+----"-, I --i' i-I t- k--!- ,- I : I I 1 ,'-+-'~+ ! '
<br />L,+ ---1-+-+ I-==t'-, t--f---i _..l. j
<br />l-i-++-1- I l ' I --L",! + ' , I : I
<br />t W l-- I _ __L
<br />-'- - , . + +t +--:-+ '++f-, ,.-
<br />. J,. ,1 :,' ++ T 1 1 -i -1-' I
<br />-- , rT _l~ f-J '~--+ I --1 -j _.+--!- i- j--t--
<br />
<br />i=tl+~lll .+=fft\p 'j I' .1 ' .. - ~ ' ':~u H, i !I~.i 1#-
<br />,iT n- -+ '-1 :r , , ' ~_ "I '
<br />
<br />700
<br />
<br />600
<br />
<br />~
<br />
<br /><II
<br />...;
<br />o
<br />~
<br />
<br />500
<br />
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<br />e'
<br />o
<br />.c;
<br />o
<br /><II
<br />is
<br />
<br />, ,
<br />[ lJul .
<br />I, H
<br />I:::L,
<br />liil,
<br />1 '
<br />
<br />400
<br />
<br />300
<br />
<br />200
<br />
<br />.L --i
<br />---1-++
<br />i""t--i-
<br />lH
<br />I-t~
<br />
<br />100
<br />
<br />o
<br />o
<br />
<br />
<br />--.
<br />
<br />120
<br />Of Storm
<br />
<br />160
<br />(min)
<br />
<br />200
<br />
<br />240
<br />
<br />8/77
<br />
<br />HYDRO- TRIAD. LTD.
<br />
<br />FIGURE m-4
<br />
<br />STORM HYDROGRAPH
<br />FUTURE DEVELOPMENT-EXISTING DRAINAGE FACILITIES
<br />
<br />GRANGE HALL CREEK
<br />AT RIVERDALE RD.
<br />
<br />2000
<br />
<br />1600
<br />
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<br />
<br />o
<br />'"
<br />e'
<br />.2
<br />II:
<br />is
<br />
<br />1200
<br />
<br />I I I I
<br />
<br />l-f--j
<br />
<br />,.L
<br />
<br />800
<br />
<br />,
<br />,n-,
<br />
<br />400 ,
<br />
<br />o
<br />o
<br />
<br />80
<br />
<br />160
<br />
<br />240
<br />
<br />320
<br />
<br />400
<br />
<br />480
<br />
<br />
<br />Of Storm (min)
<br />
<br />A/77
<br />
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