Page 4 - DIYAWARA 2019-12-18.cdr
P. 4
fojk
4 l<dmh 2019
ie<eiqï
lr.kakd
jr,;a bxcsfkare mS' fyÜáwdrÉÑ wdldrh
BSc Eng, MSc(Hydrology), CEng, MIE (SL)
T fí ksji boslr .ekSug laIKsl kdh hdula isÿ úh fujeks me;s neïula mfiys iajNdjh
wkqj óg¾ 2la fyda 3la olajd Wilg
yelsh¡ fuh iq,N w;aoelSula jk
iu ìula fidhd .ekSu
we;eï úg ÿIalr
.kafka neïfuys nr u`.ska yerjqï
isÿ jQ wjia:d fndfyda we;¡ fuh
lghq;a;la úh yelsh¡ wdk; ìul w;r fuu`.ska foam, yd cSú; ydks fhdod .; yelsh¡ ;sria f;rmqu ord
ksjila boslsÍfïoS Tn uqyqK fok j,lajd .; yelafla ukdj ie,iqï ,laIh jgd fhfok >Q¾Kh u`.sks¡
úYd, .eg¨jla jkafka ksji ;=< yd l< me;s neïula fhoSfuks¡ ksis 2¡2 w¾O .=re;aj ^Semi Gravity&
msg; me;s neñ ^ Retainnig wall& fhoSug ie,iqulska yd ksis m%ñ;shlska neïu
isÿ ùuhs¡ ksis ie,iqulska f;drj f;drj bosl, me;s neñ jvd;a
fïjd bosl< fyd;a Tnf.a foam, yd wk;=re odhl ;;ajhkag fya;= jk
we;eï úg cSú; mjd wjOdkug ,la nj o fuysoS i|yka l< hq;=h¡
úh yelsh¡ tfiau me;s neïula hkq 2¡ me;s neñ j¾. Stem
idfmalaIj .;a l< wêl úhoï iys; me;s neïula bos lsÍfïoS fmd<fjys Reinforcement
ks¾ñ;hls¡ kuq;a iqÿiqlï we;s wdk;sh" Wfiys fjki" mfiys
m<mqreÿ bxcsfkarejrfhl= f.a iajNdjh" imhd .; yels boslsÍï
Wmfoia u; th bos lrkafka kï øjH wdosh ie,ls,a,g f.k jvd;a
Tng úYd, úhoula b;sß lr .; wdrlaIdldÍ yd ,dNodhS ie,iqula
yels jkq we;¡ bosßm;a lsÍu bxcsfkarejrhdf.a Toe Salb Heel Slab
1¡ me;sneïula wjYH jk wjia:d j.lSuhs¡ ud l,ska i|yka l< rEm igyk 03'
iajNdúlj mj;sk f.dve,a,la wdldrhg mialkao u`.ska újD; fujeks neïul ia:dhs;djh wv
^wdk; ìula& .;a úg th ia:dhs lemqu osYdjg fhfok ;sria f;rmqu jYfhka .=re;ajh ^nr& u.skao
;;ajfha mj;S¡ kuq;a Tn tjeks ìula ord.kafka Tn úiska ks¾udKh lrk b;sßh jer .ekajqï lïì u.ska |
f.dvke.s,a,la" mdrla" lS%vdx.Khla me;s neïu u.sks' tu f;rmqu ord mj;ajd .kshs¡ ^rEm igyk 03& fufia
fyda fjk;a ks¾ñ;hla boslrkafka .kakd wdldrh ^;dlaIKh& wkqj lïì fhoSu u`.ska neïfuys
kï Tng bka fldgila iu;,d lr me;s neñ j¾. lsysmhlg fnod fjka úYd,;ajh ^mßudj& wvq lr .; yels
.ekSug wjYHh úh yelsh¡ túg Tn l, yelsh¡ jk w;r we;eï wjia:d j,oS jvd;a
tu f.dve,a, isriaj fyda o< 2¡1 .=re;aj ^Gravity& neïu ,dNodhl fõ¡
nEjqulg ^rEm igyk 01& lmd fuh b;du;a ir, yd iq,Nj olakg 2¡3 lekaá,Sj¾ ^Cantilever& me;s
.ekSug isÿfõ¡ ,efnk me;s neñ úfYaIhhs¡ neïu
idfmalaIj .;a l< wvq ;dlaIKsl
neïfï Wi óg¾ 2la fyda 3la ^mfiys
Wmfoia hgf;a ks¾udKh lr .;
iajNdjh wkqj& blaujd hk úg
yelsh¡ fujeks me;s neïula idudkH
iajdNdúl .=re;aj neïula fhoSu wd¾Ól
isria nEjqu fldkal%SÜ ^lïì fkdfhÿ& fyda ilal
lemqu jYfhka wjdisodhl jk w;r thg
.,a ^Rubble Masonry& neïulska
wjYHh bv m%udKho úYd, fõ¡
iukaú;h¡
o< nEjqu iu;,d l< tjeks wjia:djloS
jev ìu
lekaá,Sj¾ j¾.fha
me;s neïula fhoSu
rEm igyk 01' Steps
M,odhl úl,amhls¡
fuysoS isÿ jkafka Tn b;sß l<
o Wi ó 2-3 fuh jer .ekajQ
mia lkao u`.ska újD; wkdrlaIs; 10 Batter olajd
lemqu foig ;sria n,hla fldkal%SÜ fhdod
ks¾udKh lrkq
^f;rmqula& l%shd;aul ù tys
,nk w;r fldkal%SÜ
ia:dhs;djh ìoS hduhs¡ j¾Idjla
iu`. msysá mi c,fhka ix;Dma; ilal .,a fyda fldkal%SÜ neïu GRAVITY Concrete ì;a;shlska yd
GRAVITY RETAINING Retaining Wall mdoulska iukaú;
jk wjia:djl fuu ;sria n,h WALL - Rubble
Wmßu ;;a;ajhg m;a jk w;r fõ¡
rEm igyk 02 b;sßh 5 jk msgqjg'''
