Table Of Contentइंटरनेट मानक
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“जान1 का अ+धकार, जी1 का अ+धकार” “प0रा1 को छोड न’ 5 तरफ”
Mazdoor Kisan Shakti Sangathan Jawaharlal Nehru
“The Right to Information, The Right to Live” “Step Out From the Old to the New”
IS 10084-2 (1994): Design of diversion works - Criteria,
Part 2: Diversion channel and open cut or conduit in the
body of dam. [WRD 22: River Training and Diversion Works]
“!ान $ एक न’ भारत का +नम-ण”
Satyanarayan Gangaram Pitroda
““IInnvveenntt aa NNeeww IInnddiiaa UUssiinngg KKnnoowwlleeddggee””
“!ान एक ऐसा खजाना > जो कभी च0राया नहB जा सकता हहहहै””ै”
Bhartṛhari—Nītiśatakam
“Knowledge is such a treasure which cannot be stolen”
IS 10084 ( Part 2 ) : 1994
DESIGN OF DIVERSION WORKS - CRITERIA
PART 2 DIVERSION CHANNEL AND OPEN CUT OR CONDUIT
IN THE BODY OF DAM
UDC 627.47 : 624.04
Q SIB 1994
BUREAU OF INDIAN STANDARDS
MANAK BHAVAN, 9 BAHADUR SHAH ZAFAR MARO
NEW DELHI 110002
February 1994 Price Group 3
noisreviD skroW lanoitceS ,eettimmoC RVD 7
FOREWORD
sihT naidnI dradnatS ( traP 2 ) was detpoda yb eht uaeruB fo naidnI Standards, retfa eht tfard
dezilanif yb eht noisreviD skroW lanoitceS eettimmoC had neeb devorppa yb eht reviR yellav
noisiviD .licnuoC
roirP ot eht tnemecnemmoc fo lautca noitcurtsnoc fo yna krow ni eht deb fo a larutan ,revir ti
semoceb yrotagilbo ni tsom sesac ot edulcxe yliraropmet eht revir wolf yawa morf eht desoporp
krow aera gnirud eht noitcurtsnoc ,doirep os as ot timrep eht krow ot eb enod ni eht yrd ro
yrd-imes .saera noisreviD skrow edivorp gnikrow aera eerf morf retaw and revir wolf rof -snoc
gnitcurt ciluardyh .serutcurts esehT ,skrow as raf as ,elbissop era os dengised that nehw eht
noisrevid sdeen era ,revo eseht yam eb desilitu yllaitrap ro ylluf ni eht main stcejorp as ,syawllips
mottob ,steltuo noitagirri ,steltuo daeh ecar ro liat ecar .slennut ehT dohtem and edutingam
fo noisrevid skrow lliw dneped yliramirp nopu eht ssorc noitces fo eht ,yellav eht epyt fo dam,
noisrevid egrahcsid and eht deb lairetam ni eht .revir ,revewoH ni emos cificeps ,sesac eht
eciohc fo a dam yam dneped no noisrevid ,tnemegnarra rof elpmaxe an htrae dam is ton -isaef
elb erehw noisrevid skrow tonnac tneverp gnippotrevo fo eht dam.
traP fo this standard srevoc eht airetirc rof ngised fo reffoc dams fo tnereffid ,sepyt yleman
1
ladiolloc/etercnoc/yrnosam ,etercnoc ,nehtrae ,llifkcor leets and rebmit reffoc dams. ehT pas-
egas rof noisrevid fo retaw nac eb yldaorb deifissalc otni eerht ,seirogetac yleman nepo ,lennahc
nepo tuc ro tiudnoc ni eht tnenamrep skrow and .slennut traP 2 fo this standard has neeb
deraperp ot revoc eht ngised airetirc rof noisrevid lennahc and nepo tuc ro tiudnoc ni eht ydob
fo eht dam. traP 3 fo this standard lliw revoc eht ngised airetirc rof .slennut
IS lOO84 ( Put 2 ) : 1994
Indian Standard
DESIGN OF DIVERSION WORKS - CRITERIA
PART 2 DIVERSIO~N CHANNEL AND OPEN CUT OR CONDUIT
IN 1HE BODY OF DAM
1 SCOPE 4.1.1 Diversion Channels for Masonry/Concrete
Dams
sihT standard srevoc eht airetirc rof ngised fo
nepo lennahc and nepo tuc ro tiudnoc ni eht etercnoC ro yrnosam dams dluoc eb dewolla
ydob fo eht dam as noisrevid .skrow ot teg deppotrevo gnirud sdoolf nehw -tcurtsnoc
noi ytivitca is ton ni .ssergorp ehT gnitluser
2 REFERENCES egamad is rehtie- elbigilgen ro dluoc eb
ehT gniwollof naidnI Standards era yrassecen detarelot tuohtiw hcum .nrecnoc ,eroferehT
stcnujda ot this standard: ti is yramotsuc ot tpoda noisrevid doolf hcihw
is just etauqeda ot eb deldnah gnirud -non
noosnom ,nosaes nehw noitcurtsnoc ytivitca
IS No. Title
fo eht dam is .deunitnoc yllareneG eht tsegral
yrassolG fo smret gnitaler ot
4410 devresbo noosnom-non doolf ro noosnom-non
( traP )21 : 1973 revir vellav stceiom : traP 12
doolf fo 100 raey nruter doirep is detpoda as a
noisreviD &&ks
noisrevid .doolf sihT is yllareneg a small noitcarf
fo eht ngised doolf fo eht yawllips and, -ereht
12966 edoC fo ecitcarp rof seirellag
,erof noisrevid lennahc deriuqer ot eldnah this
( traP 2 ) : 1990 and rehto sgninepo ni dams:
doolf is ylsuoivbo small. egatnavdA is osla
traP 2 larutcurtS ngised
nekat fo passing eht sdoolf revo yltrap -moc
13912 : 1993 erusolC fo noisrevid lennahc detelp dam ro yawllips ,skcolb ybereht
and nepo tuc ro tiudnoc ni gnipeek eht noisrevid lennahc fo ylevitaler
eht ydob fo eht dam - rellams .ezis nI hcus a esac a small detavacxe
edoC fo ecitcarp lennahc rehtie ni eht elbaliava htdiw fo eht
revir ro eno fo eht banks fo eht revir sevorp
ot eb .etauqeda noitcurtsnoC seciuls era
3 TERMINOLOGY
detacol ni hcus detavacxe slennahc hcihw wolla
roF eht esoprup fo this standard, eht snoitinifed passage fo noosnom-non swolf tuohtiw -dnih
nevig ni SI 4410 ( traP 12 ) : 1973 shall .ylppa ecnar ot eht noitcurtsnoc .ytivitca hcuS
seciuls era yltneuqesbus deggulp nehit eht dam
4 OPEN CHANNEL has neeb desiar ot etauqeda .thgieh fI eht
egadnop is ton dewolla neve nehw eht dam has
4.1 At setis erehw noisrevid fo wolf hguorht neeb desiar ot tneiciffus ,thgieh eht revir -tuo
slennut ro esolc stiudnoc is ton elbissop ( eud
stel era netfo dedivorp ni eht ydob d eht -non
ot lacihpargopot snoitaredisnoc ) ro sevorp ot
wolfrevo ro wolfrevo dam ot pass eht -non
eb ,lacimonocenu noisrevid hguorht detavacxe
noosnom swolf hcihw retal no era tpek rof
slennahc dellac noisrevid slennahc is .detceffe
tnenamrep esu retfa noitelpmoc fo .noitcurtsnpc
noisreviD sltnnahc era netfo deifissalc -drocca
fI eht noisrevid lennahc is detavacxe no eno
gni ot eht epyt fo noisrevid ,yleman elgnis
fo eht revir banks, ti is elbissop ot esu eht emas
egats ro elpitlum egats noisrevid .emehcs nI
rof gnitacol an noitagirri ,teltuo a rewop esuoh
eht remrof hcihw is erom elbatius rof worran
ro a yawllips gnidneped nopu eht edutingam and
,syellav eht emas tes fo noisrevid lennahc and
esoprup fo eht .tcejorp serugiF 1 and 2 wohs
reffoc dams is desilitu tuohguorht eht doirep fo
lacipyt stuoyal fo noisrevid lennahc rof
.noitcurtsnoc nI eht ,rettal hcihw is yllareneg
etercnoc/yrnosam dams ni worran and ediw
elbatius rof ediw ,syellav eht slennahc and
.srevir
reffoc dams era detfihs morf ecalp ot ecalp ni
ecnadrocca htiw phasing fo eht .krow A erom
4.1.2
lufesu ,noitacifissalc ,revewoh is desab no eht Diversion Channel for EarthlRockfiN Dams
epyt fo eht dam ot eb detcurtsnoc yleman htraE ro llifkcor dams dluohs ton
4.1.2.1
noisrevid lennahc rof yrnosam ro etercnoc yllamron eb dewolla ot eb deppotrevo yb sdoolf
dams and that rof eht htrae ro llifkcor dams. gnirud .noitcurtsnoc ,eroferehT ti is -arepmi
ehT gniwollof senilediug era dewollof rof rieht evit ot erusne that eht tsehg~ih retaw ,level
.ngised -_ rehtie gnirud noisrevid fo noo<nohr-nitn swolf
IS 10084 ( Part 2 ) : 1994
CONSlRUCllON SLUICES
FIG. 1 DIVERSIONC HANNELF OR CONCRETB/MASONRYD AM IN A WIDE RIVER
2 DIVERSION CHANNEL
PLAN 3 U/S COFFER DAM ( ROCK FILL]
L u/s TOE WALL
5 D/S COFFER DAM f ROCK FILL 1
MWL _-D URIN__G_ --_ DIVERSION --____ 6 O/S TOE WAU
7 DAM (CONCRETE OR MASONRY 1
CKS WITH TEMP
SECTION
FIG. 2 DIVERSIONC HANNEL FOR CONCRETE/MASONRYD AM IN A NARROWR IVER
2
SI 10084 ( traP 2 ) : 1994
ro passage fo noosnom sdoolf is rewol than slennahc yam eb tuohtiw evitcetorp gninil no
pot level fo eht dam gnirud .noitcurtsnoc eht sides, yeht era detcetorp at a rneuqesbus
yticapaC fo eht noisrevid doolf dluohs eb egats nehw desilitu rof yawllips ro rewop
dekrow tuo no eht basis fo eht standard esuoh liat ecar .lennahc erugiF 3 shows lacipyt
ngiseD‘ doolF rof reviR noisreviD -skroW elpmaxe fo noisrevid slennahc rof kcor/htrae
senilediuG ( esuaceB llif dam ,tcejorp ni a worran revir .lennahc
under preparation )‘.
fo eht egral emulov fo doolf ot eb detaitogen
and eht tcaf that htrae dams era yllareneg 4.1.2.2 nI a ediw revir ,lennahc dedivorp eht
detacol ni eht main revir ,egrog noisrevid thgieh fo eht htrae dam is small ,hguone -revid
slennahc evah ot eb detavacxe no eno fo eht nois dluoc eb deganam yb a yraropmet lennahc
revir banks ni eht esac fo worran .syellav ehT gnivlovni a gap hguorht llifhtrae dam elihw eht
tuoyal and lapicnirp ,snoisnemid yllaiceps eht redniamer fo eht tnemknabme is gnieb
noitces-ssorc fo eht noisrevid lennahc is detcurtsnoc ( ees .giF 4 .) erofeB eht maerts
denrevog yb lareves snoitaredisnoc hcus as is ,detrevid eht noitadnuof deriuqer rof eht
,yhpargopot emulov fo doolf ot eb ,deldnah dam dluohs eb detelpmoc ni eht aera erehw
retaw slevel gnirud passage fo noosnom and eht yraropmet gninepo lliw eb tfel hguorht
noosnom-non sdoolf ni ecnanosnoc htiw -siar .tnemknabme sihT noitaraperp dluow edulcni
gni fo eht dam and tnemeriuqer fo detavacxe noitavacxe and gnillifer fo a ffo-tuc ,hcnert fi
lairetam morf noisrevid lennahc rof esu ni eno is ot eb .detcurtsnoc ehT maerts is neht
gnitcurtsnoc htrae dam, .cte ehT reffoc dams desilennahc hguorht this aera retfa hcihw eht
ni hcus a esac hcihw mrof largetni trap fo eht noitadnuof krow ni eht redniamer fo eht maerts
htrae ro llifkcor dam ni eht yllanif detelpmoc deb is .detelpmoc ehT noitrop fo eht -knabme
,egats era osla ton dewolla ot eb deppotrevo tnem no rehtie edis fo eht noisrevid gninepo
( hguoht a wef selpmaxe tsixe nehw htrae ro yam neht eb .detelpmoc ehT edis sepols fo
llifkcor dams evah neeb dewolla ot eb -revo eht gninepo dluohs ton eb repeets than 4
deppot gnirud htiw~noisrevid laiceps noitcetorp lacitrev ot 1 latnoziroh ot etatilicaf gn~illif up
no rieht sepols htiw etercnoc skcolb ro ,snoibag fo eht gap at eht dne fo eht noitcurtsnoc doirep
cte .) esuaceB fo eht elbaredisnoc erutidnepxe and ot esaerced eht regnad fo gnikcarc fo eht
and emit devlovni ni eht noitcurtsnoc fo -revid tnemknabme eud ot laitnereffid .tnemelttes
nois lennahc rof htrae dams, eseht slennahc ehT talf epols osla sedivorp a doog gnidnob
era dengised ot eb lufesu rof rehto esoprup ecafrus neewteb eht ylsuoiverp detcurtsnoc
osla hcus as yawllips liat lennahc ro rewop tnemknabme and eht lairetam ot eb .decalp
esuoh liat .lennahc ,hguohtlA yllaitini hcus ehT mottob level fo eht yraropmet lennahc
FIG. 3 DIVERSIONC HANNELF OR EARTH/R•C KPILLD AM IN A NARROW RIVERC HANNEL
3
IS 10084 ( Part 2 ) : 1994
hguorht tnemknabme dluohs eb eht emas as eht krow ot eunitnoc .yldetpurretninu
eht lanigiro maerts ,deb os that noisore ni eht noisivorP fo a riaf rehtaew lennahc osla
lennahc lliw eb .desiminim ehT htdiw fo eht setatilicaf gnicalp noitcurtsnoc seciuls
gninepo lliw dneped no eht edutingam fo eht nihtiw eht dam ydob os that noisrevid
noisrevid doolf and noitaredisnoc fo eht -piuqe fo eht riaf rehtaew wolf dluoc eb -noc
tnem seitilibapac rof gnillif eht gap hcihw yltneinev deldnah neve retfa raising fo
dluow eb .elbaliava ehT egareva etar fo eht dam ot a elbaredisnoc thgieh ( ees
tnemknabme tnemecalp dluohs eb hcus that .giF 3 .) doohilekiL fo gnitlis up fo eht
eht gap dluoc eb dellif retsaf than eht retaw riaf rehtaew lennahc yb eht noosnom
esir ni eht .riovreser eraC dluohs eb desicrexe sdoolf ,dluohs ,revewoh eb tpek ni
gnirud gnillif fo eht gap os that eht ytilauq fo .dnim
eht krow is ton decifircas eud ot seicnegixe fo
4 nehW eht dam is desiar and noitarepo
eht .noitautis sihT is fo~ taerg ecnatropmi
fo noitcurtsnoc seciuls semoceb ,tluciffid
esuaceb yltneuqerf eht noisrevid gap is ni eht
noisrevid fo noosnom-non swolf dluoc
aera erehw eht dam dluow eb fo mumixam
eb detceffe hguorht revir steltuo -orp
.thgieh laicepS noitnetta dluohs osla eb nevig
dediv ni eht ydob fo eht yawllips ro dam,
ot gnidnob fo eht ylwen decalp lairetam htiw
netfO eseht steltuo era desu rof noitagirri
llifhtrae ylsuoiverp .decalp
steltuo retfa noitelpmoc fo eht dam.
4.2 Design Considerations e) hguohtlA noisrevid fo wolf hguorht nepo
lennahc is rof yraropmet ,esu eht -eriuqer
ehT gniwollof stniop dluohs eb deredisnoc ni
tnem fo noisrevid seunitnoc rof emos
eht ngised fo nepo lennahc rof :noisrevid
.sraey nI hcus a ,noitidnoc ti semoceb
a>
hguohtlA eht tnemngila fo eht noisrevid yrassecen ot erusne elbatiuqe -irtsid
lennahc is denrevog yb ,yhpargopot noitub fo egrahcsid ssorca eht htdiw fo
ralucric tnemngila is yb raf eht tsom eht noisrevid .lennahc roF this esoprup
tneiciffe .tnemngila ehT radius fo eht senyorg ro spurs dluoc eb ylevitceffe
elcric dluohs eb 3 ot 5 semit eht deb htdiw desu ot erusne yrotcafsitas wolf -idnoc
fo eht lennahc ot niatbo elbatiuqe wolf snoit ni eht noisrevid lennahc ees(
ssorca eht .lennahc ,revewoH radius as .giF 3 .)
small as eciwt eht deb htdiw yam osla eb
roF eht noisrevid lennahc detavacxe ni
detpoda esuaceb fo the stniartser eud ot ,~f) ,nedrubrevo ti is osla yrassecen ot erusne
rehto .snoitaredisnoc
that eht banks era ton dedore eud ot
W Channels era dengised no eht basis fo doolf .swolf elihW noisivorp fo a spur
Manning’s ,alumrof retfa gnitpoda dluoc pleh gnirusne noitartnecnoc fo
elbatius eulav fo ytisogur tneiciffeoc egrahcsid ni eht lartnec noitrop fo eht
gnidneped no etis .snoitidnoc ehT lennahc htiw muminim seiticolev gnola
yticolev ni eht denilnu noitces dluohs eht banks, ti sselehtreven seriuqer
ton deecxe 5 m/s. nI denil slennahc noitcetorp ot diova noisore fo eht banks.
yticolev yam og up ot 15 m/s. fI eht noisrevid lennahc is ot eb desilitu
c> tI is osla suoegatnavda ot edivorp a riaf as yawllips lennahc ro rewop esuoh liat
rehtaew wolf lennahc nihtiw eht -revid ecar ,lennahc eht noitcetorp serusaem
nois lennahc os as ot tcirtser eht -non era dengised hcus that esoht dluoc eb
noosnom wolf hguorht eht riaf rehtaew lufesu gnirud tnenamrep egats .osla nI
lennahc thus gnipeek eht tser fo eht rehto ,sesac gnihctip htiw ,senots pir
noisrevid lennahc hgih and yrd ot elbane par ro snoibag is. yllamron .detpoda
Fret. 4 DIVERSONT HROUGHA GAP IN THEE ARTHD AM IN A WIDE RIVBR’_~HANNEL
4,
IS 10084 ( Part 2 ) -: 1994
4.3 Model Studies eb worked tuo gnidrocca ot dradnats ngised
.airetirc ehT noisrevid tiudnoc dluow -ron
4.3.1 ciluardyH ledom seiduts for gnivlove
yllam eb a ralugnatcer tiudnoc htiw /thgieh
elbatius tnemegnarra of the noisrevid hguorht
htdiw oitar of 1*5/1*0 ot 2.0/1*0. tI dluow eb
nepo lennahc are tsomla .elbasnepsidni ehT
elbarised ot eralf the maertsnwod dne of the
ledom seiduts pleh gnidiced the tsom tneiciffe
tiudnoc ot ecuder the egrahcsid .ytisnetni
tnemngila of the noisrevid ,lennahc sthgieh of
larutcurtS ngised of tiudnoc dluohs eb enod
the maertspu dna maertsnwod coffer ,smad
gnidrocca ot SI 12966 ( Part 2 ) : 1990.
noitcetorp serusaem for the coffer smad fi yeht
are ot eb ,deppotrevo wolf snoitidnoc ni the fI the eciuls/tiudnoc si desu as a tnenamrep
noisrevid lennahc dna noitcetorp serusaem for ,erutcurts tnenamrep gates dna gnitsioh -egnarra
the noisrevid lennahc gnidneped no sti ytilitu tnem dluohs eb .dedivorp nI ease the /tiudnoc
gnirud noisrevid as llew as gnirud tnenamrep eciuls si ot eb desolc after ,noisrevid there si
stage. ehT gnigrahcsid yticapac of yltrap on ytissecen of gnidivorp a gate ni the y~dob of
detcurtsnoc yawllips skcolb dluoc ylno eb the eciuls tub a daeh-klub gate no the maertspu
assessed hguorht ledom seiduts as on etarucca htiw proper ecnadiug for gnisolc sesoprup yam
laciteroeht approach si llits elbaliava for hcus a eb .dedivorp ehT elbissimrep yticolev ni the
xelpmoc three lanoisnemid wolf .noitautis tiudnoc yam eb detimil ot 20 .s/m tI si -secen
yras ot see that noisrevid slennahc dna noisrevid
5 OPEN CUT OR CONDUIT slennut are leets denil morf ekatni ot dne of
noitisnart ot diova egamad ot the trevni dna
5.1 ehT revir sdoolf yam eb so egral that -orp
sedis eud ot gnillor ,sredluob fi deirrac ni
noisiv of noisrevid passages neve for egareva
.srevir
sdoolf yam eb ylhgih .evisnepxe ehT ylno
evitanretla si ot evah meht passed revo or
ehT erusserp snoitautculf rednu tneisnart wolf
hguorht the ,mad hguohtla siht does ylppa
snoitidnoc dluohs eb denimaxe- .ylesolc tI
yltsom ot cortcrete .smad rellamS sdoolf -co
dluohs osla eb derusne that egnahc morf free
gnirruc gnirud noosnom-non doirep are deldnah
ecafrus ot erusserp wolf take ecalp .ylhtooms
yb yraropmet wol level steltuo works, tnenamrep
steltuo works or other noisrevid stnemegnarra ehT tiudnoc dluohs ylbareferp eb ni the -non
elihw the noosr:om sdoolf are passed yb revo wolfrevo kcolb of the mad esolc ot the yawllips
gnippot niatrec mad skcolb ylesoprup tfel at wol .noitrop Proper care dluohs eb nekat for the
level naht others. noitapissid of the ygrene atthe teltuo of the
noisrevid .tiudnoc
5.2 ehT yticapac of isrevid no tnemegnarra
dluohs eb worked tuo no the sisab of the -nats
6 CLOSURE
dard ngiseD‘ doolF for reviR noisreviD -skroW
senilediuG ( under preparation )‘. ehT tiudnoc When noisrevid lennahc dna nepo or tiudnoc
for noisrevid tnemegnarra has ot eb dengised ni the ydob of the mad are on regnol deriuqer
yllamron as na teltuo eciuls ni the ydob of the for noitcurtsnoc ,esoprup yeht dluohs eb desolc
,mad that ,si the tnemecrofnier sliated dluohs as dednemmocer ni SI 13912 : 1993.
