IS 2800-1: Code of Practice for Construction and Testing of Tubewells/Borewells, Part 1: Construction

17 Pages·1991·1.6 MB·English

by  Bureau of Indian Standards

इंटरनेट मानक
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in order to promote transparency and accountability in the working of every public authority,
and whereas the attached publication of the Bureau of Indian Standards is of particular interest
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timely dissemination of this information in an accurate manner to the public.
“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 2800-1 (1991): Code of Practice for Construction and
Testing of Tubewells/Borewells, Part 1: Construction [MED
21: Diamond Core and Waterwell Drilling]
“!ा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 2800 ( Part 1 ) : 1991

( q?.*m)
ri-y$
Indian Standard
CODEOFPRACTICEFORCONSTRUCTION
ANDTESTINGOFTUBEWELLS/BOREWELLS
PART 1 COCYSTRU-CTiON
l
Second Revision
tsriF tnirpeR REBOTCO 1994
CDU 628’112’24 : 006’76
J

@ SIB 1991
BUREAIJ OF INDIAN STANDARDS
KANAM ,NAVAHB 9 RUDAHAB HAHS RAFAZ GRAM
WEN IHLED 110002
December 1991 Price Group 6
Pumps lanoitceS ,eettimmoC DMH 20
FOREWORD
sihT naidnI dradnatS ( dnoceS noisiveR ) was detpoda yb eht uaeruB fo naidnI Standards, retfa eht
tfard dezilanif yb eht Pumps lanoitceS eettimmoC had neeb devorppa yb eht yvaeH lacinahceM
gnireenignE noisiviD .licnuoC
sihT edoC fo ecitcarp was tsrif dehsilbup ni 1964 and desiver ni 1979 rof gnittilps eht stnemeriuqer
ni gniwollof owt parts:
SI 2800 ( traP 1 ) edoC fo ecitcarp rof noitcurtsnoc and gnitset fo :sllewebut traP 1
noitcurtsnoC
SI 2800 ( traP 2 ) edoC fo ecitcarp rof noitcurtsnoc and gnitset fo :sllewebut traP 2 gnitseT
sihT standard is again desiver ot revoc eht tsetal stnempoleved ni eht dleif fo llewerob/llewebut
.noitcurtsnoc
-IS 2800 ( Part 1) : 1991
Indian Standard
CODE OFPRACTICEFORCONSTRUCTION
ANDTESTINGOFTUBEWELLS/BOREWELLS
PART 1 CONSTRUCTION
Second Revision )
(
1 EPOCS drah suoivrepmi yalc reyal evoba eht .refiuqa tI
is a etisiuqer-erp that eht suoivrepmi yalc reyal
sihT edoC seilppa ot gnillird and noitcurtsnoc fo dluohs eb fo etauqeda ssenkciht ot troppus eht
sllewerob/sllewebut rof ,erutlucirga gniknird llew and dluohs ton etargetnisid nehw retaw is
,retaw lairtsudni and rehto deilla .sesoprup tI depmup .tuo
sevig ylno lareneg ecnadiug as ,sdrager ,ngised
gnillird and noitcurtsnoc fo .s~llewerob/slleweiut 4.2 Type 2 ( Tubewell )
- rehtO devorpmi dohtem fo ,noitcurtsnoc fi ,yna
yam eb detpoda htiw roirp tnemeerga neewteb sllewebuT era yllareneg detcurtsnoc ni laivulla
eht gnillird ycnega and eht llew .renwo snoitamrof gnisirpmoc a gnisac ,epip ~a gnisuoh-
epip ( fi deen eb ) and an ekatni noitces rehtie
2 SECNEREFER neercs ro dettols epip htiw ro tuohtiw levarg
gnikcap ( yllaicifitra dekcap ro yllarutan dekcap
ehT gniwollof naidnI Standards era yrassecen sllew as nwohs ni .giF 2A and .giF B2 .) esehT
stcnujda ot this standard: sllew yam eb rehtie rednu retaw elbat snoitidnoc
ro rednu naisetra snoitidnoc ( ees .giF 2C .)
SI .oN Title
226 : 1975 larutcurtS leets ( standard 4.3 Type 3 ( Borewell in Hard Rock Formation )
ytilauq ) ( htfif revision_) ehT nebrub-revo ni hcus sllew is desacne ot
4097 : 1988 $21 rof esu as kcap ni -ebut etanimile eht risk fo gnivac .ni gnillirD is
rehtruf deirrac tuo ni kcor noitamrof and eht
erob is tfel yllamron detroppusnu ot wolla eht
4270 : 1983 leetS sebut desu rof retaw sllew retaw ot wolf morf seciverc and srehsif otni eht
( first revision 1 erob tpecxe ni sesac erehw gnivac snoitamrof era
8110: 1985 lleW sneercs and dettols sepip deretnuocne ( ees .giF 3 .)
( tsrif revision >
9439 : 1980 yrassolG fo smret desu ni -retaw 5 GNILLIRD SDOHTEM
llew gnillird ygolonhcet
10500 : 1983 gniknirD retaw t.5 -Auger Drilling
ehT gnillird is enod htiw a spiral ro mrow regua
:98111 1985 sdohteM rof llewebut -eved
detcennoc ot erauqs sdor denrut yllaunam htiw
tnempol
dor ,srellit eht sgnittuc decudorp as a tluser fo
12818 : 1989 dezicitsalpnU PVC debbir neercs gnillird era devomer htiw a sand .llehs leetS
gnisac and plain gnisac sepip gnisac sepip htiw evird seohs at eht mottob era
rof sllewebutierob - -icepS derewol as eht gnillird .sessergorp sihT dohtem
noitacif is deyolpme erehw yrev wollahs gnillird ni
muivulla noitamrof is devlovni ( ees .giF 4A
3 YGOLONIMRET and .giF B4 .)
roF eht esoprup fo this standard, snoitinifed fo
eht smret yllareneg desu ni llewebut gnillird 5.2 Water Jet Boring
ygolonhcet deificeps- ni SI 9439 : 1980 shall
A llird tib htiw selzzon is dehcatta ot eht llird
.ylppa
pipes at its mottob and hguorht hcihw retaw is
depmup at hgih .erusserp ehT retaw no its
4 EPYT FO SLLEWEBUT
nruter wolf hguorht eht annular ecaps neewteb
eht erob and eht llird ,epip brings tuo eht gnittuc
4.1 epyT 1 ( Cavity Well )
gnola htiw ti ot eht .ecafrus Casing :pip is
ytivaC sllew era yllareneg wollahs sllew dellird ylsuoenatlumis desu ot diova .ni-gnivac ehT
ni laivulla snoitamrof ( ees Fig. AI and .giF B1 .) dohtem is elbatius rof gnillird wollahs sllew ni
esehT era sllew htiw casings gnitser ni ,kciht esool ydnas snoitamrof ( ees .giF 5 .)
1
GROUND LEVEL
GROUND LEVEL
\
\
TOP
-NT CONCRE TE
SANDY
CASING PIPE
IMPERVIOUS

PIPE

FINE SAW W$R
\
\CAVITY ’
FIG. 1A CAVITY WBLL ( FOR CENTRIPUGALP UMP ) FIG. IB CAVITY WELL ( FOR TURBINE
SUBMERSIBLEP UMP )
GRAVEL FEED PIPE
GROUND LEVEL
SNO LEVEL *I’
&NT
CONCRETE
EZ FOUNDATION
c.z
WATER LEVEL
TO
SANDY
~‘-
:_.
:J..._.__;;
;;:;:.” --_
ENIF --
-
-
w -- &--I-- -- k--
c- i - _
31- --
-- --
-- --
-CER
--
--
-- B -I - --
dC -- . . =’I _ _-- --- ~. $-:., e.\.‘.;*.::; _ :..:a: UNCFOONRSMOALITDIOANTE D
,;y.* : ., ’,‘ ;$:,;r‘;;;, .‘\. -..;.
MEDIUM
SW -- : -- SLOTTED& ;‘-.;:.:d
-- --
cd _= --
--
*. ._
;;nroc ;9 : ; -I- *.: ..’I . . BAIL PLUG
I-.*. ’ Fl * * .’ +
-- .
m_/-=-- --
~~
--a
-A- --a
FIG. 2A TUBBWELL( NATURALG RAVELP ACK > FIG. 2B TUBEWELL( ARTIFICIALG RAVELP ACK 1
MS PLATE WELDED
TO ASSEMBLY FIPE
AND HOMNG
\
WELL CAP
7
OVER
PERVIOUS
BURDEN
FORMATION
-/EPIP :
CASING
/
“EEED
FOWWON
. . . ,-. *: FOkh&Tln~

HARD ROCK
WELL) WITH FISSURES
.:: . , *
BAIL PLUG
. . ‘. i .‘Y- I
t
I-UNCMED HOLE
FIG. 2C TUBEWELL ( ARTESIANF LOWING ) FIG. 3 BOREWELLI N HARD ROCK
SI, 2800 ( traP )1 : 1991
.GIF B4 LARIPS REGUA OR RAM’S HORN
tuo yb snaem fo a .roliab leetS gnisac sepip
htiw evird seohs era desu as :rht eloh .sessergorp
.arF QA DNAH REGUA
sihT dohtem fo gnillird is elbatius rof gnillird ni

yredluob .snoitamrof
5.3 Calyx Drilling
A tib edam morf wolloh leets ebut htiw owt 5.5 yratoR gnillirD
denilcni stols dellac tohs‘ ’tib is detcennoc woleb
5.5.1 tceriD
rehtona ebut ( eroc lerrab ) hcihw is rehtruf Circulation Method
detcennoc ot eht llird .sdor esehT era detator A llird tib is detator yllacinahcem yb snaem fo
.yllacinahcem dellihC stohs era def ot eht llird ,sepip hguorht hcihw gnillird dum ( yllausu
mottob fo eht tib hguorht eht llird gnirts -gnola etinotneb dexim htiw rehto elbatius lairetam ) is
htiw .retaw esehT era dnuorg yb eht tohs tib ot detalucric rednu .erusserp sihT ssecorp fo
mrof evisarba lairetam htiw sharp segde hcihw noitalucric setacirbul eht ,tib seirrac eht gnittuc
stuc otni eht detadilosnoc noitamrof gnimrof an ni noisnepsus ot eht ecafrus and osla sretsalp
annular gnir ot mrof a eroc edisni eht eroc eht wall fo eht eloh ot tneverp ti morf .ni-gnivac
,lerrab hcihw is neht nekat tuo morf ~~11 yb yreV peed sllew 111.c eb detcurtsnoc ni muivulla
gnituorg eht eroc htiw ztrauq ,spihc ..cte sihT snoitamrof yb this .dohtem
dohtem is lufsseccus rof wollahs sllewebut
gnillird ni detadilosnoc snoitamrof htiw egral 5.5.2 Reverse Circulation Method
retemaid .seloh
A starting fo llird sepip htiw a llird tib at eht
mot(ob is detator yb lacinahcem .snaem nialP
5.4 Percussion Drilling retaw ro a diulf fo gnilleg ytilauq gnidn:ped no
A yvaeh tib dehcatta htiw a llird ,mets a gnillird eht strata ,snoitidnoc is dewolla ot wolf otni eht
raj ot a elbac is nevig up and nwod sgaM$n; erob ,eloh nehw llird sgnittuc gnola htiw retaw
,noitom rehtie yllaunam ro yb .rewop era dekcus hguorht eht llird sepip yb a -irtnec
dedda ot evlossid eht sgnittuc hcihw jeta detfil laguf pmup and nworht otni eht gnittes .tip ehT
5