PAPER WORK.docx

7/24/2019 PAPER WORK.docx

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COMPANY PROFILE SUB-CONTRACTOR

RME SDN BHD is the main contractor for this project and sub-contractor for construction

cast in situ for 600mm diameter bored piled is Samalaju Engineering SDN BHDformel!

"no#n as Hue! $ian Engineering Sdn Bhd% Samalaju Engineering Sdn Bhd is a ground and

foundation engineering specialist #ith o&er '0 !ears of trac" records and e(perience in

pro&iding geotechnical and foundation "no# ho# in Mala!sia)s foundation * piling #or"s

industr!% $he! belie&e that #ith them e(tensi&e bored pile jet grouting and diaphragm #all

e(pertise together #ith the necessar! e+uipment manpo#er and technical capabilities and the

impressi&e trac" records the! #ould ser&e as a beneficial ad&antage in a proposed

collaboration #ith client)s in achie&ing commitments to current projects to meet client)s

timeline and budget%

,n the anticipation of the increase &olume of ongoing and future foundation #or"s the! ha&e

purchased addition piling tools and e+uipments from the leading European and apanese

manufacturers in meeting different t!pe of difficult ground condition and in meeting client)s

#or" program and re+uirements b! pro&iding the necessar! e(pertise and capabilities to

underta"e foundation #or"s successfull!%

$he! are confident that #ith current resources of manpo#er and e+uipments #ill pro&ide the

necessar! e(pertise and capabilities to embar" on an! of client)s successful secured project%

$he major foundation #or"s e(pertise are .

/ 1iling 2or"s

/%/ Marine Bored 1ile

/%' Bored 1ile b! Re&ersed 3irculation Method or R3D

/%4 Bored 1ile b! Rotar! 3asing * 5ell! Drilling Method

/% Barrette 1ile

/%7 3aisson 1ile

' Retaining 2all 2or"s

'%/ Diaphragm 2all

'%' 3ontiguous Bored 1ile 2all

'%4 Secant 1ile 2all

'% et 8routing 2all

4 Soil ,mpro&ement 2or"s

4%/ et 8routing

4%' 3hemical 8routing

4%4 3ement 1ressure 8routing

Retaining S!stems%/ 8round 9nchors


2/54

%' ,nternal Steel Strut :1reload S!stem

7 Basement 3onstruction

7%/ Earth 2or"s

7%' 1ilecaps 2or"

7%4 R%3% 2or"s

CORPORATE DETAILS


3/54

Registered Business Name . H;E< $,9N EN8,NEER,N8 SDN

BHD :29==B,=$ SDN BHD

Registered 9ddress . Suite D'4 'nd>loor

1la?a 1e"elilingNo% ' alan $un Ra?a"

7000 5uala =umpur%

Business 9ddress . No% '/-@ alan ;S A * 7

Subang Business 3entre

@6'0 ;E1 Subang a!a

Selangor Darul Ehsan

Mala!sia%

$elephone Number . 04-C0'7 /0C6

$elefa( Number . 04-C0'4 @A0C

Business Registration Number . @6A06 M

Nature of Business . 8eotechnical and >oundation

Engineering 2or"s

Email 9ddress . hue!tianhotmail%com

ORGANISATION CHART

=o# Boon 3h!e :Director2ang


4/54


5/54

DRAWING AND LAYOUT PLAN


6/54

GENERAL SPECIFICATION


7/54

PILING WORKS

DES3R,1$,FN

$his #or" shall consist of the suppl! installation and testing of piles in accordance #ith this

Specification and the lines le&els grades and cross-section sho#n on the Dra#ings and as

directed b! the S%F%

8ENER9= RE;,REMEN$S >FR $F=ER9N3ES

Setting Out


8/54

Setting out shall be carried out using the data and references points as sho#n on the

Dra#ings% ,mmediatel! before installation of the pile the pile position shall be mar"ed #ith

suitable identifiable pins pegs or mar"ers%

Position

>or a pile cut off at or abo&e ground le&el the ma(imum permitted de&iation of the pile centre

from the centre points sho#n on the Dra#ings shall not e(ceed @7 mm in an! direction% >or a

pile cut off belo# ground le&el an increase in this tolerance is permitted in accordance #ith

&erticall! and ra"e here in belo#%

e!ti"#$$%

$he ma(imum permitted de&iation of the finished pile from the &ertical is / in @7

R#&e

$he piling rig shall be set and maintained to attain the re+uired ra"e% $he ma(imum permitted

de&iation of the finished pile from the specified ra"e or the ra"e sho#n on the Dra#ings is /

in '7%

Fo!"i'$e Co!!e"tions

>orcible 3orrections to concrete piles shall not be permitted% >orcible corrections ma! be

permitted to other t!pes of piles if appro&ed b! the S%F% Ho#e&er no forcible corrections

shall be made to piles #hich ha&e de&iated be!ond the permissible limits specified in

1osition Gerticall! and Ra"e abo&e%

Pi$es Out o( A$ign)ent o! Position

$he 3ontractor shall if ordered b! the S%F% e(tract and reinstall an! pile #hich has de&iated

out of position or alignment b! more than the specified limits or alternati&el! the

substructure shall be modified to the appro&al of the S%F% $he cost of such e(traction and

reinstallation or an! e(tra cost in the design and construction of a modified foundation shall

be borne b! the 3ontractor if in the opinion of the S%F% such e(tra #or"s ha&e been made

necessar! due to the error and*or negligence of the 3ontractor%

Re"o!*s

$he 3ontractor shall "eep records of the installation of each pile as re+uired b! the S%F% and

shall submit t#o signed copies of these records to the S%F% not later than at noon of the ne(t

#or"ing da! after the pile has been installed% $he signed records shall from part of the

records for the 2or"s%

9n! une(pected dri&ing or boring conditions shall be noted in the records%


9/54


10/54

BORED CAST +IN-PLACE PILES

Des"!i,tion

$his #or" shall comprise the boring or grabbing #ith or #ithout casing and subse+uentl!

filling the hole #ith plain or reinforced concrete to form bored cast-in-situ piles all in

accordance #ith this Specification and to the details sho#n in the Dra#ings%

M#te!i#$s

3oncrete and Reinforcement

$he concrete and reinforcement to be used and #or"manship for bored cast-in-situ piles shall

be as specified under Section A of this Specification% $he grade of concrete and the details of

reinforcement to be used shall be as sho#n on the Dra#ings%


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1ermanent 3asings

1ermanent casings #hich from part of the designed pile shall be as specified in the Dra#ings%

Drilling >luid

Drilling fluid material bentonite shall compl! #ith Specification No% D> 31 of the Fil

3ompanies Materials 9ssociation or its e+ui&alent% 9 certificate shall be obtained b! the

3ontractor from the manufacturer of the bentonite po#der sho#ing the properties of each

consignment deli&ered to the site% $his certificate shall be made a&ailable to the S%F% on

re+uest%

Bentonite shall be mi(ed thoroughl! #ith clean fresh #ater to ma"e a suspension #hich #ill

maintain the stabilit! of the pile e(ca&ation for the period necessar! to place concrete and

complete construction% 1reparation of the suspension shall compl! #ith the manufacturer)s

instructions%

2here saline or chemicall! contaminated ground #ater occurs special precautions shall be

ta"en to modif! the bentonite suspension or pre-h!drate the bentonite in fresh #ater to render

it suitable in all respects for the construction of piles%

Bo!ing O,e!#tions

Diameter of 1iles

$he diameter of piles shall not be less than the specified design diameter at an! le&el

throughout its length%

Boring

Boring shall be carried do#n to the depth as re+uired and directed b! the S%F%

2hen deemed necessar! b! the S%F% the 3ontractor shall ta"e undisturbed soil samples #hile

the pile is being bored% $he samples shall be ta"en to an appro&ed =aborator! for testing%

Sampling and all subse+uent handling and testing shall be carried out in accordance #ithB%S%7A40%

1iles shall not be bored close to other piles #hich ha&e recentl! been cast and #hich contain

#or"able or unset concrete such that a flo# of concrete could be induced from or damage

caused to an! of the pile

$emporar! 3asings

$emporar! casings of appro&ed +ualit! or an appro&ed alternati&e method shall be used to

maintain the stabilit! of pile e(ca&ations #hich might other#ise collapse%


12/54

$emporar! casings shall be free from significant distortion% $he! shall be of uniform cross-

section throughout each continuous length% During concreting the! shall be free from internal

projections and encrusted concrete #hich might pre&ent the proper formation of the piles

being cast%

Stabilit! of 1iling E(ca&ations ;sing Drilling >luid

2here the use of drilling fluid or column of #ater is appro&ed for maintaining the stabilit! of

boring the le&el of fluid or column of #ater in the e(ca&ation shall be maintained such that

the fluid pressure al#a!s e(ceeds the pressure e(erted b! the soil and e(ternal ground #ater

and an ade+uate temporar! casing shall be used in conjunction #ith the method to ensure the

stabilit! of the strata near ground le&el until concrete has been placed% $he fluid #ater le&el

shall be maintained at a le&el not less than / metre abo&e the le&el of the e(ternal ground

#ater%

,n the e&ent of a rapid loss of bentonite suspension or #ater from the piling e(ca&ation the

e(ca&ation shall be bac"filled #ithout dela! and the instructions of the S%F% shall be obtained

prior to resuming boring at the location%

Spillage and Disposal

9ll reasonable steps shall be ta"en to pre&ent the spillage of bentonite suspension or #ater on

the site in areas outside the immediate &icinit! of the boring operations% Discarded bentonite

#ater shall be remo&ed from the site #ithout dela!% $he disposal of bentonite #ater shall

compl! #ith the regulations of the =ocal 3ontrolling 9uthorities%

1umping of Boreholes

1umping from the borehole shall not be permitted unless a casing has been placed in to the

stable stratum to pre&ent the further ingress of #ater in significant +uantities from other strata

into the boring or unless it can be sho#n that pumping #ill not ha&e a detrimental effect on

the surrounding soil or its properties%

3ontinuit! of 3onstruction

9 pile constructed in stable soil #ithout the use of temporar! casings or other support shall

be bored and concreted #ithout dela! to ensure that the soil characteristics are not

significantl! altered%

Enlarged 1ile Bases

$he enlarged pile base shall not be smaller than the dimensions specified and shall be

concentric #ith the pile shaft diameter% 9 sloping surface of the frustum forming the

enlargement shall ma"e an angle to the hori?ontal of not less than 77o%


13/54

3leanliness of 1ile Bases

Fn completion of boring loose disturbed or remoulded soil or fragments of roc" shall be

remo&ed from the base of the pile%

,nspection

>or dr! bore holes each hole shall be inspected prior to the placing of concrete in it% $he

inspection shall be carried out from the ground surface in the case #here the borehole

diameter is less than @70 mm% 2here the borehole diameter e(ceeds @70 mm ade+uate

e+uipment conforming to B%S%7A40 shall be pro&ided to enable the 3ontractor and the S%F% to

descend into the borehole for the purpose of inspection%

>or #et bore holes i%e% holes filled #ith drilling fluid or #ater a suitable probe shall be

pro&ided to ascertain the e&enness and cleanliness of the pile base%

P$#"ing o( Rein(o!"e)ent

oints in =ongitudinal Bars

Reinforcement shall be such that the full strength of the bar is effecti&e across the joint and

the joint shall be made so that there is no relati&e displacement of the reinforcement during

the construction of the pile and the spacing of the reinforcing bars shall be maintained in such

a #a! that proper concreting shall not be impeded%

1ositions of Reinforcement

9de+uate spacer bloc"s guide tubes and lifting #ires shall be pro&ided so as to maintain the

reinforcing steel in the positions as specified%

2here temporar! casings are emplo!ed the longitudinal reinforcement shall e(tend at least

/%0 metre belo# the bottom of the casing so that mo&ement of the reinforcement during

e(traction of the casing is minimised%

Con"!eting O,e!#tions

1lacing 3oncrete

$he method of placing and the #or"abilit! of concrete shall be such that a continuous

monolithic concrete shaft of the full cross-section is formed%

2or"abilit! of 3oncrete

$he #or"abilit! of the concrete shall be determined b! the slump test as described in M%S%'6%


14/54

$he suggested slump details for t!pical concreting situations shall be as specified in $able

/0%/ belo#% $he slump shall be measured at the time%

$9B=E /0%/ S=;M1 R9N8E >FR $


15/54

$he hopper and pipe of the tremie shall be clean and #atertight throughout% $he pipe shall

e(tend to the base of the boring and sliding plug or barrier shall be placed in the pipe to

pre&ent direct contact bet#een the first charge of concrete in the pipe of the tremie and the

#ater or drilling fluid% $he tremie pipe shall at all times penetrate the concrete #hich has

pre&iousl! been placed and shall not be #ithdra#n from the concrete until the completion ofconcreting% 9t all times a sufficient +uantit! of concrete shall be maintained #ithin the

tremie pipe to ensure that the pressure from it e(ceeds that from the #ater or drilling fluid%

$he internal diameter of the tremie pipe shall not be less than /70 mm for concrete made #ith

'0 mm aggregate and not less than '00 mm for concrete made #ith 0 mm aggregate% $he

tremie pipe shall be so designed that e(ternal projections are minimised allo#ing the tremie

pipe to pass through the reinforcing cage #ithout causing damage or uplifting% $he internal

face of the tremie pipe shall be from projections%

Et!#"tion o( C#sing

2or"abilit! of 3oncrete

$emporar! casings shall be e(tracted #hile the concrete #ithin them remains sufficientl!

#or"able to ensure that the concrete is not lifted%

3oncrete =e&el

2hen the casing is being e(tracted a sufficient +uantit! of concrete shall be maintained

#ithin it to ensure that the pressure from e(ternal #ater drilling fluid or soil is e(ceeded and

that the pile is neither reduced in section nor contaminated%

No concrete shall be placed in the boring once the bottom of the casings has been lifted abo&e

the top of the concrete it shall be placed continuousl! as the casing is e(tracted until the

desired head of concrete is obtained%

9de+uate precautions shall be ta"en in all cases #here e(cess heads of #ater or drilling fluid

could be caused as the casing is #ithdra#n because of the displacement of #ater or fluid b!

the concrete as it flo#s into its final position against the #all of the pile shaft% 2here double

casings are used in the boring the proposed method of #or"ing shall be #ith the appro&al of

the S%F%

Gibrating E(tractors

$he use of &ibrating e(tractors shall be permitted subject to the condition that #or" shall be

carried out in such a manner and at such times as to minimise nuisance and disturbance%

Const!u"tion o( Pi$e He#*s

2ater =e&els

,n the e&ent of the ground #ater le&el being higher than the re+uired pile head casting le&el

sho#n on the Dra#ings the 3ontractor shall submit his proposals for appro&al prior to


16/54

placing concrete% $he pile head shall not be left belo# theground #ater le&el unless appro&ed

precautions are ta"en%

3utting and 1reparation of 1ile Heads

$he top of the pile shall be brought abo&e the cut-off le&el of the pile to permit all laitanceand #ea" concrete to be remo&ed and to ensure that if can be properl! "e!ed into the pile

cap% 1ile heads shall be constructed to the details sho#n on the Dra#ings%

$emporar! Bac"filling 9bo&e 1ile 3asting =e&el

9fter each pile has been cast an! empt! bore remaining shall be protected and shall be

carefull! bac"filled as soon as possible #ith appro&ed materials%


17/54

GEOTECHNICAL WORK

CONSTRUCTION CAST IN SITU

FOR .//)) DIAMETER BORED PILES

INTRODUCTION

1iling is a t!pe of ground treatment #hich is dri&ing a pile into the ground le&el% E(cept sheet

pile other piles li"e concrete pile timber pile steel pile bored pile are used to transfer the

building load to the ground% ,t)s used to strengthen the soil so that the ground able to support

the load of the building% 2hile sheet pile is usuall! used to support lateral load and act as a

supporting #all%


18/54

>actors influencing the pile selection are based on the t!pe of piles a&ailable in mar"et

installation method contractual re+uirement site conditions I constraints t!pe and

magnitude of loading and de&elopment program I cost%

1ile can be done in t#o t!pe precast concrete pile or cast-in-situ concrete pile% Normall!

precast concrete pile is used for building #or" or #e can "no#n it as spun pile or R3 s+uare

pile : reinforcement concrete s+uare pile % 2hile cast-in-situ concrete pile is used for bridge

#or" or #e can "no#n it as bored pile because bridge #or" has a larger load compare to

building #or"%

,n this project bored piles are used as the foundation for the bridge structures% $he bored pile

is a t!pe of foundation usuall! used in propert! construction as an alternati&e for other

foundation methods #hen earth isn)t strong enough to support standard foundations% Ha&e a

lot ad&antage used the bored pile as foundations%

$herefore length can be readil! &aried to suit &ar!ing ground conditions soil remo&ed in

boring can be inspected and if necessar! sampled or in situ tests made can be installed in

&er! large diameters end enlargements up to t#o or three diameters are possible in cla!s

material of pile is not dependent on handling oor dri&ing conditions can be installed in &er!

long lengths can be installed #ithout appreciable noise or &ibration can be installed in

conditions of &er! lo# head-room and no ris" of ground hea&e%

1rior to the piling #or" pre-drilling of a borehole drilled at each proposed pile position #as

re+uired to determine the founding le&el of each pile% Roc"et soc"et design factors depend on

soc"et roughness : shearing dilation intact roc" confining stiffness : roc" mass fractures I

pile diameter 0 and soc"et geometr! ratio%

TYPE OF MACHINERY AND E0UIPMENT

NO DESCRIPTIONS

1 3ra#ler 3rane


19/54

2 Boring ;nit Machine :Soil Rotar! Mechanical Rig

3 5ell! Bar

4 E(ca&ator

5 Gibro Hammer

. 9ir 3ompressor

6 8enerator Set

7 Read! Mi( 3oncrete

8 Soil 9uger

1/ 3ore Barrel

11 Roc" 9uger

12 3leaning Buc"et

13 3asing

14 $remie 1ipe

15 9 >unnel Shaped Hopper

/ 3R92=ER 3R9NE


20/54

>unction $o hoist and s#ing loads at &arious radii%

9d&antage Eas! to mo&e around on site and perform each lift #ith

little set-up and also capable of tra&elling #ith a load


21/54

' BFR,N8 ;N,$ M93H,NE SF,= ME3H9N,39= RF$9R< R,8

$o hold the &ibro hammer $o raised up the buc"et #hile

concreting%


22/54

>unction $o drill holes of diameters from 600 to '700 mm9d&antage 3an drill to &arious depths up to C0 m


23/54

4 5E==< B9R

$o drill using the core barrel after

install casing%

Raised up the soil auger after

drill


24/54

>unction9d&antage Manufactured from high-tensile steel to ensure

minimum #eight at ade+uate strength%


25/54

EJ39G9$FR

3onnected #ith the core barrel to drill the roc" core


26/54

>unction - $o digging of trenches holes foundations

- >or material handling

- $o dri&ing piles in conjuction #ith a pile dri&er

- $o drilling shafts for footings and roc" blasting

9d&antage ,t ma"es the construction easier for the #or"ers

since it can dig mo&etransport earth handling

material gra&el and etc% in a shorter period of time

#ith less energ! use%

7 G,BRF H9MMER

Handling the o(ieen and

acet!lene to cut the ;p&c pipe

for the preparation sonic

logging test

3lear the soil at point for sonic

logging test


27/54

>unction $o install of a large number of pile t!pes and casing

9d&antage =o# noise emissions less energ! and time to install

casing

$he installation of temporar! steel casing #ith generated b! air

compressor


28/54

6 9,R 3FM1RESSFR

>unction ;sed to po#er machiner! and e+uipment that is used to

perform hea&! and tough #or"%

9d&antage $he elements of safet! as there is relati&el! little to no

electricit! in&ol&ed%

8enerated the &ibro hammer8enerated the machine #ith the

connecting generator set


29/54

@ 8ENER9$FR SE$

>unction $o generate electric energ! from the combination of a

diesel engine #ith an electric generator%

9d&antage ;sed in places #ithout connection to the po#er grid

as emergenc! po#er-suppl!%


30/54

C RE9D< M,J 3FN3RE$E3onnected #ith air$he po#er suppl! of generator set


31/54

>unction $o concreting using tremie method

9d&antage Sometimes preferred o&er on-site concrete mi(ing

because of the precision of the mi(ture and reduced

#or" site confusion%

A SF,= 9;8ER

Read! mi( concrete is transferred to the buc"et


32/54

>unction $o drill the soil%

9d&antage 9lign directl! o&er the top the proposed%

/0 3FRE B9RRE=

Drilling the soil using soil auger

#ill stop after reached the roc"

core

Start drilling the soil that align

directl! o&er the top the proposed

e %


33/54

>unction $o drill roc" cores #hile the! being e(tracted from the

drill hole%

9d&antage 3an used in large diameter


34/54

// RF35 9;8ER

$he core barrel is drill the roc"

core b borin unit machine

3ore barrel is lo#ered into the

borehole


35/54

>unction $o drill for boring hole precisel! under hard roc" soil

conditions

9d&antage $he re+uirements of cutting much harder roc"s than

e(pected #ith the lean s"e# angle of tungsten-carbine

teeth%

/' 3=E9N,N8 B;35E$

S"e# angle of

tungsten-carbine

Roc" auger #hich is connected

#ith "ell! bar lo#ered into

Roc" auger is lo#ered into

borehole to drill the soc"et roc"


36/54

>unction $o remo&e the fragmented roc" material

9d&antage Eas! and efficientl! to remo&e the soil and roc"%

/4 39S,N8 K 600mm

$he fragmented roc" material is

remo&ed b! using the cleaning

;nplugged the scre# from

cleaning buc"et to remo&e the


37/54

>unction $o support the #ea"er soil la!ers%

9d&antage 9ct as guide for drilling tools to ensure &erticalit! of

the bore%


38/54

/ $REM,E 1,1E

,nstall casing #ith &ibrohammer

$he distance from the steelcasing #ould be measured to

reference pins%


39/54

>unction $o concrete placement #hich the concrete is placed

belo# #ater le&el%9d&antage Eas! to concrete placement and the curing conditions

perfect using the tremie method%

/7 9 >;NNE= SH91ED HF11ER

$he tremie pipe is connected #ith

the funnel shaped hopper%

3leaning the face from concrete

to connect #ith funnel shaped

ho er%


40/54

>unction $o connected #ith the tremie pipe #hich transfer the

concrete

9d&antage >lo# #ill not ca"e or spoil and controlled segregation

$he funnel shaped is connected

#ith the tremie i e

$he concrete is transfer through

the funnel sha ed ho er%


41/54

METHOD STATEMENT

SE$$,N8 F;$ F> 1,=E

1FS,$,FNS


42/54

Setting out the controlled points of

piles and mar"ed b! steel sta"es%

3leaning the site location

$he consultant together #ith the

contractor)s sur&e!or #ill chec" the

sta"es for correctness%

,NS$9==9$,FN ;S,N8

$EM1FR9R< S$EE= 39S,N8


43/54

$he drilling and remo&al of dr!

earth b! auger to a fe# meters

depth%

$he drilling auger directl! house and

align directl! o&er the top the

proposed peg%


44/54

9 steel casing #ould then be

installed into the borehole #ith

assistance of a standard &ibro-

$he distance from the steel casing

#ould be measured to reference

pins%

,NS$9==9$,FN ;S,N8

$EM1FR9R< S$EE= 39S,N8

3ont%


45/54

$he installation depth of the casing is dependent on the soil

conditions%

DR,==,N8


46/54

Drilling the soil$he core barrel is drilling the soil

$he cleaning buc"et is lo#ered into

the bore hole to cleaning borehole%

$he cleaning buc"et is raised up to

dischar e the soil and roc"%


47/54

DR,==,N8

3ont%

3leaning the sample of roc" $he sample roc" #as ta"en for the

testin %


48/54

,NS$9==9$,FN F> RE,N>FR3EMEN$

:REB9R 398E

Gie# from bottom steel cage is

raised up and main reinforcement

used accordance #ith the desi n%

Steel cage is raised up and prepared

for installation%

$he rebar cage is lo#ered into the

borehole%


49/54

$REM,E 3FN3RE$,N8

Measured the high slump concrete

b! tape%

9 sample concrete is ta"en for slump

test and cube test%

Read! mi( concrete is placed in the

buc"et

3oncrete is controlled b! manpo#er

#hich the hopper is connected at the

top of the tremie pipe


50/54

$REM,E 3FN3RE$,N8

3ont%

3ompacting concrete #hich

generate b! generator set

3ompacting concrete b! &ibro po"er


51/54

$remie pipe that joint each other is

loosed

$he tremie pipe is raised up to

loosed the section using chain

#rench$REM,E 3FN3RE$,N8

3ontL

$he hopper is remo&ed to connect

the tremie i e

$he hopper is connected #ith tremie

i e


52/54

$he concrete is topped up in the

casing

$he measuring tape is lo#ered

into the borehole

$REM,E 3FN3RE$,N8

3ont%


53/54

$he temporar! steel casing is e(tracted

#hen sufficient concrete is discharge%


54/54

SUMMARY BORED PILE

AND

BORED PILE RECORD

Documents

PAPER WORK.docx