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SURFACE DRAINAGE FOR

COMMON PROJECT

LECTURER: EN AZIZAN BIN ABDUL AZIZ

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GROUP MEMBERS:

1) MUHAMMAD HANIF BIN MUHAMAD SAFIEI

2) NURUL AIDA BINTI NAZRI

3) RAHAYU BINTI RAJALI

4) SALHA BINTI JAMIL

5) UMUL MASIKIN BINTI OTHMAN

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INTRODUCTION

In !"# $% &"'( !n%** $! *$+ #$* ,"!-$*.$n/

. # n"-"##!( .$ "0,*$( #!%-" !n"

#(#."0# .$ ". ! $% #!,*# #!%-" +."! %!$0

.&" *n C$00$n*( #" #!%-" !n"

#(#."0# n-*" shallow ditches, open

channels, grassed waterways and sloped

an!s"

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GENERAL CONSIDERATION

A #!%-" !n" #(#."0 #&$* " "#n" .$

handle the #a$i#%# rate o& s%r&ace r%no&&

&ro# rain to occ%r at a site

A +"**6"#n" *n !n" #(#."0 -n

con'ert %seless, poorly drained land to

'al%ale %ilding sites or per#it constr%ction

to e carried on !n "7."n" ,"!$# $% +".+".&"!

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GENERAL CONSIDERATION

8CONT9S) G$$ !n" ,!-.-" -n help pre'ent

&looding and erosion n i#pro'e the

general attracti'eness $% #."

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S!%-" +."!!"0$'" %!$0

,'"0"n.

R"!"-.# +."!n.$ ,,!$,!."*(

"#n" -&nn"*#

E'"n.**(#-&!"# n.$n.!* +."!

#(#."0#

THE NEED OF SURFACE

DRAINAGE

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THE IMPORTANT OF

SURFACE DRAINAGE

A #!%-" !n" # &'" ""n -!"." (

!n n !" #$ .&. +."! -$**"-.# n %*$+#

.$ *$+"! "*"'.$n

(lope# .&" 0$#. 0,$!.n. ##" .$ -$n#"!

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)penditchT&",.."!n$%2).-&"#)#!"31*!4T&"0".&$2)#2$,."2.$

*n2.&.n)%$!0#*$,"4

*ieldditchF)"*22).-&"#%$!#1!%-"2!)n#0(5"").&"!n!!$++).&

n"!*('"!.)-*#)2"#$!:#&,"2+).&%*.#)2"#*$,"#

Narrowditch

In*"'"*!"#/-$**"-.)n32).-&0(n""2.$5")n#.**"2.$n"#)2"$%.&"%)"*2n2#&**$+#&,"22).-&"#!"-$n#.!1-."2.$2)#-&!3")n.$.&"-$**"-.)n32).-&4

TYPE OF SURFACE

DRAINAGE 8CONT9S)

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PRECAST DRAIN

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DIMENSION

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THE CONSTRUCTION METHOD OF

SURFACE DRAINAGE

L"'"**n: Dn ,!$-"## .$ ". *"'"* n +.&

!";!" n !+n ,*n U#" ,,!$,!." .$$*# .$

n n *"'"**n

M$!.! ,*-"0"n.: U#" !.$ 1:3 -"0"n. 0$!.!

U !n ,*-"0"n.: U !n #&$*

,*-" $'" -"0"n. 0$!.!/ -&"-??7>??7>?? +.&

!.n

Fn#&n: R";!" !.n

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CONCLUSION

D!n" # .&" n.!* $! !.%-* !"0$'* $%

#!%-" n #6#!%-" +."! %!$0 n !"

D!n .&" -$n#.!-.$n $% .&" +$!< $n #." +**#". $. ** .&" n"-"##!( *"'"*# %$! "-& $% .&"

,!"'$#*( 0"n.$n" %-.$!#

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APPENDI@