Nit for Soil Testesi Siliguri

8/9/2019 Nit for Soil Testesi Siliguri

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Tender for Geotechnical Investigation at the proposedwork site for the construction of ESIC Dispensary atParibahan Nagar !atigara Siliguri"

NIT No" E#$%!!D%ESI% &'()

Sl.No. Description Annexure

1. Notice Inviting Tender I

2. Instructions to Tenderers &

General Conditions ofContract

II

3. Tecnical Specifications andTender Dra!ing

III

". #or$ of %rice id I'

(. ill of )uantities '

*3+d+e+esi pro,+nit for soil testing.doc


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*NNE+,#E - II

Tender for Geotecnical Investigation at teproposed !or- site for te construction of *SICDispensar at %ari/aan Nagar0 atigara0 Siliguri.

(NIT No. ERO/MMD/ESI/ 0845

INST4CTINS T T*ND**S& G*N*A5 CNDITINS #

CNTACT



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!E!$#*ND,!

.ENC/$S,#E T$ 0$#! $0 TENDE# 1

#E0"2 Tender for Geotecnical Investigation at te proposed !or- site for te

construction of *SIC Dispensar at %ari/aan Nagar0 atigara0 Siliguri.

NIT No. *+D+*SI+67"(

Sl.No.

Description Cl.No.

'alue+Description to /e applica/le for relevant clause8s9

i9 Na$e of !or- : Tender for Geotecnical Investigation at teproposed !or- site for te construction of *SICDispensar at %ari/aan Nagar0 atigara0 Siliguri.

ii9 Client+!ner+*$ploer *$ploees State Insurance Corporation

iii9 Tpe of Tender %ercentage ate

I'9 *arnest one Deposit NIT s.10666.66. 8upees ne tousand onl9

'9 *sti$ated Cost NIT s.103"0(66.66 8upees ne la- tirtfourtousand five undred onl9

'I9 Ti$e for co$pletion of

!or-

NIT Total !or- to /e co$pleted in 61 8one9 $ont in

accordance !it te ti$e scedule of co$pletion of!or- in te tender docu$ents.

'II9 o/ili;ation Advance 7.6 Nil

'III9 Interest ate ono/ilisation Advance

7.6 Not applica/le

I


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2


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ANNEXURE III

Tender for Geotecnical Investigation at te proposed!or- site for te construction of

*SIC Dispensar at %ari/aan Nagar0atigara0 Siliguri.

NIT No. ERO/MMD/ESI/ 0845

T*CNICA5 S%*CI#ICATINS ANDT*ND* DAHING



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*+D+*SI+67"(

ANN*


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Contd..2.

2

2.5 Removal of Vegetato! et"

Te Contractor sall clear all vegetation0 sod0 ru//is etc fro$ site as $a /ereuired to carr out te soil investigation !or- and dispose te$ suita/l inareas.

enc ar-s0 eference %illars etc.

Te Contractor sall pro,ect all /enc $ar-s0 reference pillars0 reference linesand control points alread esta/lised at site fro$ da$age or $ove$ent during!or-.

3"4 ST*ND*#DS

4nless oter!ise specified erein0 all latest applica/le codes and standards ofte /ureau of indian standards sall govern te !or- in respect of design0!or-$ansip0 ualit and properties and $aterials and $etod of testing. a list isfurnised in te end of tis specification.

5"& Scope of work

Te !or- covered under soil investigation includes setting out0 field investigations0la/orator tests and su/$ission of soil investigation reports incorporating te

o/servations $ade during te field investigation and te results of la/orator tests0analses of field and la/orator test results0 foundation reco$$endations andoter related infor$ation along !it all carts0 curves0 dra!ings0 ta/les etc.

Te field investigation sall consist of sin-ing /oreoles / /oring0 ciseling anddrilling0 conducting standard penetration tests0 collection of distur/ed andundistur/ed soil sa$ple0 collection of /loc-s sa$ple of soil+disintegrated roc- andcore sa$ples of roc-0 collection of !ater sa$ples etc.

Te soil0 roc- and !ater sa$ples collected at field sall /e properl preserved andtransported / te contractor to recogni;ed and approved soil testing la/orator

for conducting necessar la/orator tests.

All field infor$ation and test result sall /e collected0 collated and presented inte for$ of soil investigation report !it necessar dra!ings0 curves0 carts0ta/les0 calculations etc.

Te Contractor sall provide all $aterials0 surveing instru$ents0 plant0instru$ents0 euip$ent0 -entledge and la/our reuired for carring out te soilinvestigation !or- co$plete in all respects.

Setting out and ta-ing levels at site of all soil investigation locations i.e./oreoles etc. are included !itin te scope of !or-.



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ContdB33

("& 0ield investigations

Te Contractor sall perfor$ soil investigation !or- as specified0 in various areas

of te plant0 in order of priorit decided / te *ngineerincarge during tecourse of field and la/orator !or-.

)"& /ocation5ocations of /oreoles are tentativel so!n in our dra!ing. o!ever0 tese arelia/le to /e sifted /ased on availa/ilit of clear fronts at site and to acco$$odatean canges in laout. #inal locations !ill /e confir$ed to te contractor at site/efore co$$ence$ent of !or- / te *ngineerincarge. Te contractor sall dote necessar setting out and ta-e levels !it is o!n surveing instru$ents and

get te approval of te sa$e fro$ te *ngineerincarge or is representative/efore co$$ence$ent of !or-. Te locations $a /e $odified at site inconsultation !it te *ngineerincarge.

=.6 6oring

oring sall /e done generall in accordance !it I.S.17>20 e$ploing $ecanicalloperated euip$ent. oreoles of no$inal dia$eter 1(6+266 $$0 sall /e sun-e$ploing sell and auger euip$ent or oter approved $etod0 to te envisageddept. Has /oring sall not /e per$itted a/ove te level of Ground !ater Ta/le8GHT9. In case of /oring troug ard slag and eterogeneous fill0 te /oreoles$a ave to /e advanced / using euip$ent of larger dia$eter. In suc cases0 te/oreole dia$eters $a /e increased up to ((6 $$ 8$axi$u$9.

efore co$$ence$ent of /oring0 at eac /oreole location0 a1.6 $ x 1.6 $ pit up toa dept of 2.6 $ sall /e excavated to identif an possi/le undergroundo/structions li-e electrical0 !ater0 se!age or oter service+utilit lines. In case ofexposure of roc- surface !itin 2 . dept0 confir$ator /ore oles to /e $ade at adistance of ( to = . to cec- !eter it /elongs to ard roc- strata or not.

Te$porar casing sall /e provided to side collapse of /oreoles0 if reuired at site.

Hen te rate of advance$ent of /oring !it sell and auger falls to 36 c$ in 36$inutes0 ciseling !ill /e e$ploed to extend te /oreole. Ciseling !ill /e done tillte rate of advance$ent falls to 36 c$ in =6 $inutes. otar drilling !ill ten /eresorted to using TC coring /it in te /oreole. Te si;e of te drill oles !ill /enor$all KN


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"

ecords of /orings sall /e $aintained / te Contractor in accordance !itAppendixC of IS 17>2. Te /oring records sall indicate /ore ole nu$/er0 ti$e anddate of start and co$pletion of /oring0 tpe of /oring and+or drilling0 dia$eter of/oreoles at different depts0 dept of casing0 existing ground level0 level of standing

su/soil !ater including loss or gain of !ater in /oreole0 description and tic-ness ofvarious strata including teir dept /elo! existing ground level0 KN values fro$standard penetration tests0 nu$/er and tpe of soil sa$ples collected and tedepts at !ic sa$ples !ere ta-en and all oter relevant data. All /oring recordssall /e incorporated / te contractor in te soil investigation report.

7"& Standard penetration test

Standard penetration tests in /oreoles sall /e carried out in accordance !itIS: 2131 at intervals of 1.( $0 at ever cange of strata or at depts as directed/ te *ngineer. Sa$ples collected fro$ te split spoon sall /e preserved for

conducting la/orator tests for identification and classification purpose. esultsof all suc penetration tests sall /e included / te Contractor in te /orelogsand soil investigation report.

'"& $bservation of Ground 8ater /evel

Hile sin-ing /oreoles0 te Contractor sall carefull record te level at !icsu/soil !ater is first encountered. Standing su/soil !ater level sall /eo/served in /oreoles everda at te /eginning of te /oring !or-. nco$pletion of eac /oreole0 te Contractor sall allo! sufficient ti$e for teground !ater to co$e to a stead level and record te static su/soil !aterta/le. All suc records sall /e included / te Contractor in te soilinvestigation report. etod for deter$ination of !ater level in a /oreole sall/e according to IS =>3(.

9"& Sa:pling

Distur/ed sa$ples sall /e collected fro$ /oreoles at ever cange of stratu$!icever is earlier and stored in poltene /ags in accordance !it IS 17>2.Sa$ples collected fro$ te cutting soe of te undistur/ed soil sa$pler0 splitspoon sa$pler and lu$p sa$ples fro$ te auger sall /e placed in suita/le

containers0 la/eled and preserved / te Contractor as distur/ed sa$ples.4ndistur/ed soil sa$ples sall /e collected fro$ /oreoles in accordance !itIS 17>2 and IS 2132 / open drive tin !alled tu/e sa$pler aving outside andinside dia$eters of 16= $$ and 166 $$ respectivel and "(6 $$ long0 at 1.($ intervals or at ever cange of stratu$0 !icever is earlier or at dept asdecided / te *ngineerincarge. After recover0 te tu/es containingundistur/ed soil sa$ples sall /e cleaned0 !axed0 capped and la/eledaccording to IS 17>2 and IS 2132 for on!ard trans$ission to te la/orator /te Contractor0 Special care sall /e ta-en during anding and transportation ofte sa$ples.

ContdB((



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loc- sa$ples of soil+roc- sall /e collected fro$ plate load test pits toascertain teir engineering and psical properties. Te $ini$u$ si;e of tesa$ples sall /e 1(6$$ x 1(6$$ x 1(6$$.

Hater sa$ples sall /e collected / te Contractor in consultation !it te*ngineerincarge fro$ ground !ater0 fro$ /oreoles and fro$ test pits for te

soil investigation !or- or fro$ oter availa/le source. Sa$ples sall /ecollected as per IS 17>2. Te Contractor sall ta-e adeuate care in collectingte !ater sa$ples and ensure tat te sa$ples represent te truecaracteristics of !ater. Te uantu$ of sa$ples sall also /e adeuate toensure tat all specified /e collected in standard sa$pling /ottles0 properlsealed and la/eled or on!ard trans$ission to la/orator. *ac sa$ple la/elsall displa te source0 location and dept fro$ !ere te sa$ples ave /eencollected0 data and ti$e of collection and initials of te Contractor.

4pon co$pletion of eac /oreole0 te Contractor sall su/$it to te *ngineerincarge one set of soil+roc- sa$ples properl preserved in poltene

/ags+/oxes !it sa$ple la/els. *ac sa$ple la/el sall displa te source0location and 8!it L59 etc fro$ !ere te sa$ples ave /een collected andalso te description of te soil and roc- as per IS classification.

#or drilling troug roc-0 cores sall /e collected and stored in !ooden core/oxes in seuence of depts of collection and la/eled properl indicating deptand date of collection. Selected cores sall /e transported to approvedla/orator for testing. e$aining core sa$ples sall /e anded over to te*ngineerincarge in core /oxes.

;&"& /aboratory tests

Sa$ples o/tained during field investigation sall /e carefull selected / teContractor so as to representative for particular tpes of su/soil and roc- andfor!arded / i$ to a recogni;ed and approved soil testing la/orator forperfor$ing te la/orator tests as per relevant parts of IS: 2?26. Te uantit ofsa$ples sall /e adeuate for conducting all te la/orator tests satisfactoril.Te Contractor sall prepare te la/orator test scedule and su/$it along !itte /ore logs to te *ngineerincarge for approval. Te tests sall include te

follo!ing :

Sl. No Na$e

1. oisture content2. Specific gravit3. ul- and dr densit". Grain si;e analses(. 5iuid0 plastic and srin-ing li$its

ContdB=

=



12/16

=. ne di$ensional consolidation?. Triaxial co$preension :

M4nconsolidated undrained7. 4nconfined co$preension>. Direct sear 16. 4nit !eigt of roc-

11. Crusing strengt of roc-12. Ce$ical analses of soil13. Ce$ical analses of ground !ater e.g. Deter$ination of p

value0 Sulpate and Cloride content etc.

Te results and interpretation of all te la/orator tests sall /e incorporated in tesoil investigation report indicating /oreole+field test nu$/er0 sa$ple nu$/er0sa$ple description and dept of collection of sa$ple fro$ ground level.

;;"& Soil Investigation #eport

Te Contractor sall su/$it six 86=9 copies of te final soil investigation report in*nglis language. Te final soil investigation report sall include co$pleteco$pilation and consideration of all availa/le data0 insitu and la/orator testsconducted Contractors interpretation and inference of result of sall insitu andla/orator investigation. It sall include general description of site0 geolog of tearea0 soil investigation procedures0 description and caracteristics of soil and roc-0su/soil conditions0 description and results of all insitu and la/orator tests. Tereport sall include special features and teir effects on foundation0 for exa$pleeffect of srin-ing and s!elling caracteristics of soil on su/grade of road0 flooring0$aterial storage areas etc0 in ground !ater or su/soil on foundation and re$edial$easures to /e adopted. Te report sall also include dra!ings so!ing testlocations0 /oreole logs0 su/soil profile0 loadsettle$ent and ti$esettle$entcurves0 triaxial and unconfined co$pression test diagra$s etc. Te Contractorsall ensure tat all o/servations $ade during te field investigation and results ofall la/orator tests are incorporated in te final report. Te Contractor sall perfor$adeuate insitu and la/orator tests to stud and esta/lis te properties of allsu/soil and roc- laers.

Te report sall specif allo!a/le /earing capacities at various depts consideringstrengt and settle$ent criteria and esti$ated settle$ent for different si;es offoundations for given intensit of loading. Te report sall include assess$ent ofground condition and indicate tpes of foundations to /e adopted for different su/soil0 including existing fill if an0 and roc- strata. Te report sall also includeprecautions and special $easures0 to /e ta-en for design and construction offoundations0 for exa$ple0 precautions to /e ta-en for construction offoundations+su/structures in existing fill0 if an0 $a-ing -eep excavations0de!atering etc. %rior to su/$ission of final soil investigation report0 te Contractorsall su/$it draft final report for co$$ents0 if an0 to te *ngineerincarge.

In addition to te draft final and final soil investigation reports0 te Contractor sallsu/$it five 8"9 copies of interi$ report. Tese sall include te /ore logs+pit logsand results of field and la/orator tests conducted till tat point of ti$e.

o



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*NNE+,#E < I=

Tender for Geotecnical Investigation at te proposed!or- site for te construction of

*SIC Dispensar at %ari/aan Nagar0atigara0 Siliguri.


# # %IC* ID



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ANN*


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Sl.No.

Ite$s of Hor-s *sti$ated cost

8s.9

)uoted / te Tenderer8Tenderer is advised to seete notes /elo! /efore fillingup is rates+a$ount

ate 8s.9 A$ount 8s.9819 829 839 8"9 8(9

See Note 1/elo!

See Note 2/elo!

(. Drilling + ciseling in roc- includingcollection of core sa$ple0 BB.)D0 Crusing strengt in allcondition

10660666.66

=. Su/$itting draft report in tree

copies and final report in six copiesBBBBfoundation etc. so!ing/ore ole locations etc. all co$plete

16666.66

8Signature !it Seal of te Tenderer9

Note# : $. The tenderer shall fill u his rates in er!enta"e #oth in fi"ures and $ords

%elo$ /&t ar /o'e the #ase !ost under !olun 4.

Notes: 3. Te tenderers sall fill up tis colu$n 8i.e. Colu$n (9 /ot in figures and!ords !it te a$ount as found out / appling te rates uoted / i$on te esti$ated cost. #or exa$ple0 if te tenderer as uoted is ratesas 2@ a/ove for te !or- under Colu$n "0for ite$ no. = e sall fill upte colu$n ( as s.160 266.66 in figures and 8ten tousand t!o undredonl9

8All taxes and duties except service tax are included in te

a/ove rates + a$ounts. Service tax sall /e paid extra atactual against docu$entar evidance9



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*NNE+,#E < =

Tender for Geotecnical Investigation at te proposed

!or- site for te construction of*SIC Dispensar at %ari/aan Nagar0atigara0 Siliguri.


I55 # )4ANTITI*S


Nit for Soil Testesi Siliguri

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