Note: Nominal @ 63 MLD, with all 1.0 D #aw $ater %low #ate Ma 'larifer Desl"d(in( Losses 'larifed $ater %low #ate Ma )ac*wash Losses Ma )ac*wash %low Losses +reated +reated $ater $ater %low #ate 'olor in #aw $ater !ecifed "s!ended olids Li-"id l"mini"m "l!hate /10& l2 olelectrolte l"d(e Load l"d(e 5ield /as *( dr solidshr2
Maim"m $ater +em!erat"re $ater Densit $ater 7iscosit @ 308'
2.1 +!e +!e o9 erator L o9 concrete aerator crest /+'2 L o9 stainless steel weir crest /+$'2 @ erator vaila;le v aila;le len(th at each e ach side o9 aerator weir $idth o9 each rectan("lar notch, availa;le 9or
=0 mhr2 No. o9 erator elected s"r9ace loadin( rate %low thro"(h the aerator Minim"m rea #e-"ired !er erator Len(th o9 erator #e-"ired #e-"ired $idth o9 erator do!t $idth o9 erator rea ado!ted !er erator +otal +otal $eir $eir len(th cascade aerator 'ascadin(
Diameter o9 #aw $ater $ater nlt i!e to erator 7elocit o9
2.2 Flash Mi #aw water
Diameter o9 #aw $ater $ater nlt i!e to erator 7elocit o9
2.2 Flash Mi #aw water
C val"e 9or over !er retention time ective !"m!in( rate o9 over !er retention time ective !"m!in( rate o9
3 Flocculation Ch Dimension o9
7elocit o9 over !er retention time ective !"m!in( rate at over !er retention time
%locc"lation cham;er o"tlet o!enin( iEe o9
3.1 Lamella No o9 Lamella 'larifer +an* %low !er clarifer tan* $idth o9 lamella clarifer tan*, wall to wall Len(th o9 lamella clarifer tan*, wall to wall De!th o9 lamella clarifer tan*, +' to tan*
Nos o9 decantin( notchtan* $idth o9 each rectan("lar notch %lowrate !er clarifer tan* %lowrate !er decantin( notch $eir head over decantin( notch +$L at clarifer tan*, !er tender drawin( L o9 weir li!, o9 rectan("lar notch weir nternal channel & side channel Limit 9eed wate rinlet d"ct velocit to Limit clear water dischar(e velocit at o"tlet channel to elected width o9 inlet d"ct & o"tlet channel #e-"ired min de!th o9 raw water inlet d"ct eleccted de!t o9 raw water inlet d"ct #e-"ired min de!th o9 clear water @ o"tlet channel elected de!th o9 clear water dischar(e channel at o"tlet ct"al clear water dischar(e velocit 9rom o"tlet channel ldischar(e Bei(h o9 the internal channel /wetted !ortion2 $idth o9 the internal channel Bei(h o9 the side channel Fwetted !ortion2 $idth o9 the side channel 3.4 De>sl"d(in( Bdrostatic head availa;le 9or clarifer desl"d(in( +otal strai(ht len(th o9 desl"(e !i!e Diameter o9 desl"(in( !i!e %low area o9 desl"(e !i!e ss"me desl"d(in(
nstantaneo"s disl"(in(
3.5 Clarife !at $idth o9 common clear water collection channel De!th o9 water at clear water collection channel %low area at clear water channel Ma clear water
".2 )*+oor flter $re*,orme H>9ormed sh"tterin( !anel !acin( o9 flter noEEles len(thwise !acin( o9 flter noEEles widthwise Nos o9 flter noEEles !er s-"are meter area No. o9 !re>9ormed !anels re-"ired !er flter tan* Nos o9 H>
De!th o9 fne flter media /0.A=>1.I mm2 . iEe o9 std. fne flter media De!th o9 coarse !ac*in( laer /6.I>13. mm2 Bdra"lic dia. 9 fne flter meter Bdra"lic dia. 'oarse !ac*in( laer Media voida(e Hinematic viscosit o9 water @ 308' %low thr" each flter tan* %ilter ;ed area !er flter %iltration velocit /wo media2 #enolds n"m;er 9or !oro"s media, i9 #eJ, 1.=.= flter
L o9 flter washo"t cillweir L o9 lower li; o9 flter washo"t weir sand tra!
De!th o9 water over flter media d"rin( ;ac*washin( L o9 fnished s"s!ended flter
"." Air ( Desi(n air sco"r rate 'a!acit o9 air ;lower re-"ired 'a!acit o9 air ;lower !rovided Dischar(e !ress"re o9 air ;lower !rovided Nos o9 air ;lowers re-"ired Dia. 9 air deliver mani9old, air sco"r valve, ;lower isol. 7alve ir vel. +hr" deliver mani9old & air sco"r valve Dia o9 air inlet !i!e to flter tan* ir
".5 Filter a %ilter ;ac*wash rate, d"rin( com;ine air & water wash %ilter ;ac*wash rate, d"rin( 9ast rince )ac*wash water
". Filter 0 iEe o9 flter inlet !enstoc*s, Nos o9 flter inlet !enstoc* !er flter tan* $ater
7el. 9
". Filter ash! iEe o9 flter washwater o"tlet !enstoc* $ash water constr"cted
". Filter 4utl iEe o9 flter o"tlet control valve water
".7 Filtere at L o9 %$ weir crest at fltered water o"tlet cham;er L o9 to! o9 fne flter sand media at flter tan*
clarifers & 6 flters in service mode ta n!"t rwd
cwd
twd ' Li-"id l"m ol L Ld Lh +ma !w "w
erator in(le %all erator +' laec $L1 $wn wn Nntch ;1 rw h1 +$Lae
Naer #aer aer
63 MLD 6= m3hr .= 1.=A MLD 61.43 MLD .= 1.3A MLD 60.04 MLD 3=0 BaEen 100 m(l == m(l 0.0A m(l 1A.I m(l 11=1 *(da 4A0 *(hr 30 de( ' =.6 *(m3 I.A>04 Nsm
1.== m L 1.6 m L A.6= m 0.1= m 0.1= m A A.4 m 6= m3hr 0.13= m 1.I3= m +$L
$aer aer
1 4= mhr 6= m3hr =A.33 maer . m 6.34 m 6.I m 61.6 m
$Lc1 w9rc1
1I. m 1=.6 m3hrm weir
Laer
31.630I1
Drw! 7rw!
1. m 0.64= ms
'in +8' 'eh /1.6>1.2
'o"t e r
3 m(L A de( ' A. m(L .4 m 9all
min A0
D at"ration
a ; + r e 'o"t at
1.= 1 A 3.A 0.6= 6.6 m(L A1
'o"t e r r hOO 'in /ass"m com!. devoid2 'ea ; + r e 'o"t
.4 m 0 m(L A. m(L 1.= 1 A 3.A 0.6= =.I0 m(L
xing Chamber rw 9w
$9mc1 L9mc1 D!h>9mc1 7ol>9mc1 #+9mc1 D9m N9m1
63 MLD 0.I m3s
3m 3m . m 6.1 m3 3=.A s 0.6= m 1= r!m
C val"e 9m1 #9m1
$9mc L9mc D!h>9mc 7ol>9mc #+9mc D9m N9m 9m C val"e 9m #9m
N9c 9c ; h lweir +$L9dc +'9dc %)9dc chec* i9 +$L9dc is ;elow lo9w>tocw lo9w>tocw 9w ;o9>9dc /.P.3P.2 h +$Lo9>%D' %)d9>9oc
Dci 9c 79ct L 7ol r
340 s>1 1. 31=0 m3hr
3m 3m . m 6.1 m3 3=.A s 0.6= m 1= r!m 4 *$ 340 s>1 1. 31=0 m3hr
4 Nos 0.1A m3s 0.I= m 0.I1 m 14.= m 14.II0 m +$L 1=.4 m 0.4I0 m 1 1= m 0.I m3s 6.I m 0.160 m 1=.16 m +$L 0.0A0 m
0.6 m 0.1A m3s 0.64= ms 0 m3 =.6= m3 31.0 s
nnel/ Clarifer Tank
N9c 9c $dwrd
4 0.1A M3 0.I= m
7dwrd
+$Ldwic L;ase>dwic $dwic 7dwic
$FB /0.6w 0.I=h2 7inlet
%' L;ase>9c1 +$L9c1 $9c1 )9c1 D!th>9c1 7ol9c1 t>9c1 D9cm N9cm1 9cm1 C val"e +9cm1 #9cm1
$9c1F0.6 /0.6 hei(ht o9 o!enin(2 79c h9.I 7Q (
9c l;ase>9c +$L9c $9c )9c D!th9c 7ol9c t9c D9cm N9cm 9cm C val"e +9cm
0.31 ms
13.I= m +$L 1.I m L 0. m 0.06 ms
0.4= m o!enin( 0.03 ms
0.01 m3s .04= m L 13.I44 m 3.1= m 3.1= m 4.6 m 46.6 m3 A.=3 min 1.06I m 4 r!m 0.3I *$ 64 s>1 3.1 101I m3hr
1.A0 mQ 0.04A ms 3.0>04 m
0.01 m3s .04= m L 13.I44 m 3.1=0 m 3.1=0 m 4.6 m 46.66 m3 A.=3 min 0.A13 m =6 r!m 0.3I *$ I0 s>1 3.300=I143
$FB 7o"tlet h9
0.=4 m o!enin( 0.16 ms 0.004 m
$cic Lcic $dcic 7cic
0.00 m 6.30 m .0 m 0.03 ms
Clarifer Tank Noct 9c $ct Lct D!>ct #ct $Dct 7olct #+ct
4 0.1A m3s 6.30 m 10.400 m =.0= m .11 mhr 4.=0 m 3=.II m3 .IA min
s ;eta Lw L Dl! +$L c!
0.0A m == de(ree 1.00 m .6=0 m .1I1 m 13.4=0 m +$L 11.600 m L
NO!r N!r $; $s$; 'w e Nr Dl! +h* N!t N!rFNr $(t! $tl $!
11 !latesrow 10A !latesrow 0.330 m 0.16= m 0.3II m 0.00I m 4 rowstan* .1I1 m 3.0 mm 43 !cstan* 1.A00 *(!c A==4 *( !er tan* 1. m
! !!
13I3.I6 m IAI.6 m
Nn9c ; 9c dec h +$Lclarifer Lweir
A64 notchtan* 40 mm 0.1A m3stan* .1>04 m3snotch 0.01 m 13.4= m 13.4 m
7ld>L 7dd>L $ld D!th>m D!th>id D!thmin D!th>cwd 7cwd Ldischar(e
0.3 ms 0.3 ms 0.34 m 0.46 m 1.3=0 m 0.46 m 0.6=0 m ms A.6= m
Dl! $;
.1I1 m 0.330 m
Dl! $s
.1I1 m 0.16= m
9rom 'larifer +an* Bds9 /+$Lclarifer > Ldischar(e2 L D 7 ! mi" Nre * 9 B9O
4.4A= m 1= m 0.1=0 m 0.01II m 0.060 m3s 3.446 ms 10= *(m3 .0>03 Nsm .6=P0= 0.001 m 0.034 .03I m $C
-t
*>val"e 1 1
n* 1 1.= 0.6
+otal B9OO B9
.4A3 m $C 4.=1 m $C
1.= 0.6 0 4.1
"t
to!2 L D ) h
1 m3hr
A.4
1.=3 m 1.1 m 0.= m 0.1= m 1.06 m3 0.004 m3 1.0 m3
l"d(in( 16.II=A s
r collection channel $cw D!thcw cwc cw 7cw
1.= m 1.4 m 1.I= m 0.01 m3s 0.0= ms
it' (an Filters t8 t8 n9 N9 9
6= m3hr 0.I m3s 64.A m3 6 0.1 m3sflter
L9t $9t N; $woc 9 #9 #9 #9 L$
10.A m 3m ;edsflter tan* 0.A m 64.A mflter 6.I= mhr A.10 mhr 10.1I mhr II.I6 L $ /m m2
shuttering $anels an no--les 110 10 mm mm 00 mm 1=0 mm /II.I6F33.332 =1.I4 total noEEles 33.33 flter noEEless- meter =4 !anelsflter /=1.I44A2 =4 !anels 4A Nos!anel wh not 4AF=4= 160 sets o9 noEEles 160 sets o9 noEEles
d!th>media >media d!th>!ac* d>media 1.3I lowest siEe o9 media d>!ac* 1.3I lowest siEe o9 !ac* e theta 9 9 7 #e>media #e>!ac* B9>media B9>!ac* h>media h>!ac* h>sand
1m 0.A mm 0.0I= m 1.>03 m .>03 m 0.4 A.0>0I ms 0.1 m3s 64.A ms 0.001 ms 0.I=A =.II 0.11 mm 0.003 mm 0.114 m 0.000 m 0.11 m $C
"ses 33.33 noEElesm * # hnoEEle hnoEEles *O n(s to %iltered $ater 'ollectin( D"ct /%$'D2 L; N9wo! 9wo! 9 79wo! h>9wo! h>total
3.I 1.AI= mms
L>;9t L>R +>s B>"dw
A.000 m .10= m 0.0= m 0.00 m
0.03 m m 1A 0.=4 m 0.1 m3s 0.= ms 0.00I m $C 0.141 m $C
d!th>!ac* d!th>media L +M L>9wow L>9wow > L +M
0.0I= m 1.000 m 10.1A0 m 10.I30 m 0.==0 m
L>wwcill L>st*i;
10.I30 m 10.440 m
1
d!th>wash +$L>flter +$L>9wo; B>fltration B>wo9m
0.==0 m .10= m 1.=A0 m 10.=60 m .00 m .400 m
our ('stem # )lower ca!acit #F9 )>ca! )>da! N>a; D>asv 7>asv D>ai! 7>ai! D>arv 7>arv
60 mhr 3AAA Nm3hr 300 Nm3hr 6.6 !si /1 d"t 1 std; 0.=0 m N) .0I ms 0.300 m N) 1=.33 ms 0.1=0 m N) 61.30 ms
k!ash ('stem #>cw>w #9r>w >cw>w >9r>w D>wi!9t 7cw 79r D>wm!"v 7cw> 7>9r> B>w! N>w! Dww!>s Dww!>d 7ww!>s 7ww!>d
6 mhr 1= mhr 3A m3hr I m3hr 0.6 m N) 0.3A ms 0.= ms 0.4=0 m N) 0.6A ms 1.I0 ms 630 m3hr @ 11m 3 0.400 m N) 0.3=0 m N) 1.3 ms 1.A ms
l"me !er ;ac*wash
6 min 1= min 3.4 m3 43 m3 I=.4 m3 4.= )7
let enstock f! Nf! 9
0.= m /s-"are in sha!e2 1 Nosflter 0.1 m3s
7f! h>f!
0.4A6 ms 0.033 m $C
ter 4utlet enstock wo! 9r>w Nwo! wo! 7wo! h>wo!
.6 .I m $ m B I m3hr 1 Nosflter 0.40 m !enstoc* 0.643 ms 0.0=I m $C
et Control 6al&e D>9ov 9 7>9ov
0.=00 m N) 0.1 m3s 0.61 ms
er 4utlet Chamber L.9wc L.tom
10.300 m 10.1A0 m
10= 43I=.00 .= .63 10.3A .= .30 100.0I
0.0 0 0 30 =.6 I.A>04
ncome Loan
33=.1= =0=404.6 3I6.60=
0.I 1.I= 40
o9 total #$ inlet