Pipe Jacking Presentation

8/17/2019 Pipe Jacking Presentation

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PIPE JACKING

Prepared by K.Sivanathan


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PIPE JACKING METHOD

Brief description of



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INTRODUCTION

The increase in urban develo!en" is acco!anied b# lar$e scale civil%or&s 'or in'ras"ruc"ure "o suor" i"( A !a)or or"ion o' such in'ras"ruc"ureco!rises o' subsur'ace u"ili"ies ne"%or&s( *uch u"ili"ies ne"%or&s li&e%a"er sul# lines+ se%era$e disosal ne"%or&s+ $as sul# , cables#s"e!s 'or o%er , co!!unica"ion are "he bac&bone o' "he urbandevelo!en"(

Trenchless "echnolo$# is !ore and !ore %idel# used in urban areas(

Di-eren" "renchless "echnolo$ies are used %orld%ide. "he "er!inolo$# isno" in all cases sa!e(

/hen %e "al& abou" "renchless "echnolo$#+ "%o !ain i"e!s area used are!icro0"unnellin$ and ie )ac&in$( The# have co!!on ai!+ or 1nal resul"s+a s!all dia!e"er "ubular under$round suor" lon$ e2cava"ion "o heldinside ies+ cable+ %ires and so on called !icro0"unnel(



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PIPE JACKING

/i"h ie )ac&in$+ u"ili"# lines and ies are driven under$round in se$!en"s

'ri! "he s"ar"in$ or launchin$ sha'" usin$ h#draulic )ac&s(

A'"er "he s"ar"in$ and "ar$e" sha'"s desi$ned "o absorb "he )ac&in$ 'orces havebeen cons"ruc"ed+ "he 'ace is cu" %i"h a cu""in$ shoe or under "he ro"ec"ion o'

shield "unnellin$ !achine(

/i"h each successive ies+ cu""in$ shield is advanced+ "he h#draulic )ac&sbearin$ a$ains" "he rein'orced %all o' "he sha'"( In "his %a# each individual ies

lo%ered in "o "he sha'"+ )oinin$ "o "he revious one and "hen )ac&in$ 'or%ard(

The overcu" roduced b# "he cu""in$ shoe is $rou"ed %i"h ce!en" "hrou$h in "he

ies(

In lon$ san ie )ac&in$ in"er!edia"e )ac&in$ s"a"ions are used "o reduced "he

)ac&in$ ressures and 'acili"a"e curved drives( /i"h lon$ "unnels+ "here are

in"er!edia"e sha'"s %hich !a# be crossed b# "he ie sec"ion(

Preared b# K(*ivana"han


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PIPE JACKING

The ies are usuall# !ade o' hi$h s"ren$"h concre"e "o %i"hs"and "hehi$h )ac&in$ 'orces( The# 'or! drivin$ ele!en"s and er!anen"suor"s a" "he sa!e "i!e(

Their %all "hic&ness and %ei$h"s are de"er!ined b# !a2i!u!co!ression 'orce occurrin$( The can be u "o 34c! "hic& and %ei$h"

!ore "han 54"ons+ and "he# are !ade on or o- si"e( Pie )ac&in$ is a "renchless "echnolo$# !e"hod 'or ins"allin$ a

re'abrica"ed ie "hrou$h "he $round 'ro! a drivin$ sha'" "o arece"ion sha'"(

In "he ie )ac&in$ oera"ion+ )ac&s loca"ed in "he drive sha'" roel"he ie( The )ac& 'orce is "rans!i""ed "hrou$h "he ie0"o0iein"erac"ion+ "o "he e2cava"in$ 'ace( /hen "he e2cava"ion isacco!lished+ "he soil is "ransor"ed "hrou$h "he )ac&in$ ie in "hedrive sha'" b# !anual or !echanical !eans



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6ENE7IT* O7 PIPE JACKING

*a'e /or&in$ and /ell En$ineered

*"ruc"urall# *ound

Con"inuous Ground *uor"Mini!al Join"s

Gas&e" Orien"ed 7le2ible Join"s

Main"enance07reeGood 7lo% Charac"eris"ics

Technical Benets



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Reduce Disru"ionReduces Da!a$e "o *ervices

Hi$h%a# Pro"ec"ed84 9 :ess ;ehicle Move!en":ess *oil

:ess


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PROJECT DE*CRIPTION

Cons"ruc"ion o' >?@5! lon$ ra% %a"er ieline 'ro! Kran)i II u!in$ s"a"ion "o Tur' ClubAvenue

*"eel ies o' dia!e"ers ?44!!+ 844!! and>44!! %i"h bu""erB# valves+ air valves and%ashou" cha!bers(

Oen cu" ie la#in$ and ie )ac&in$ !e"hod

used( Pro)ec" eriod >nd *e"e!ber >4 "o s"

*e"e!ber >45



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PROJECT :AOUT



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PROGRE** *TATEMENTSecto

r

Chainage Type Status

*ec"or

+@(5> 0>+?@3(85

Oen cu" H#dro "es" co!le"ed

*ec"or

>

+??(34 0

+@(5>

Pie

Jac&in$

Pie )ac&in$ on$oin$

*ec"or

4(444 0 >3?(85? Oen cu" H#dro "es" , reins"a"e!en"co!le"ed

*ec"or

3

>3?(85? 0

>@8(35@

Pie

Jac&in$

H#dro "es" , reins"a"e!en"

co!le"ed

*ec"or5

835(8@ 0>@4(48

Pie Jac&in$

Pie )ac&in$ on$oin$

*ec"or >@4(48 0??(34 Oen cu" Pie la#in$ co!le"ed


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PROCEDURE , *E


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OPEN CUT PIPE :AING=

Cha!bercons"ruc"ion ,

1""in$s ins"alla"ion


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PROCEDURE , *E


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PIPE JACKING METHOD

Brief description of



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6ENE7IT* O7 PIPE JACKING

*a'e /or&in$ and /ell En$ineered

*"ruc"urall# *ound

Con"inuous Ground *uor"

Mini!al Join"s

Gas&e" Orien"ed 7le2ible Join"s

Main"enance07ree

Good 7lo% Charac"eris"ics

Technical Benets



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Reduce Disru"ionReduces Da!a$e "o *ervices

Hi$h%a# Pro"ec"ed84 9 :ess ;ehicle Move!en":ess *oil

:ess


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IN*TRUMENTATION , MONITORING

As er PE desi$n ins"ru!en"a"ion %ill beins"alled( *uch as

Inclino!e"er

/a"er s"and ie

*e""le!en" !ar&ers

Pris!s on e2is"in$ s"ruc"uresIns"ru!en"s ini"ial readin$ recordedbe'ore cons"ruc"ion co!!enced(7reuenc# o' !oni"orin$ decide b# PE(



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Construction of Jacking Shaft Installation & Setting up of Jacking

Machine

Initial Driving

Main Driving

(if required, intermediate Jacking)

reakthrough to !eceiving Shaft "ifting of Jacking Machine

PIPE JACKING *E


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IN*TA::ATION

Cons"ruc"ion o' "rus" bloc&+ En"rance rin$ and

en"rance %all and ins"alla"ion o' $uide rails "o

acco!!oda"e "he T6M(

Ins"alla"ion o' h#draulic !ain )ac&s in "he )ac&in$

sha'" "o )ac& "he T6M , concre"e ies in"o "he

$round(

The )ac&s are se" u "o$e"her %i"h accessories as

ressure la"e+ "hrus" rin$ and $uide rails(



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IN*TA::ATION=

Equipment rrangementPrepared by K.Sivanathan


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PIPE JACKING MACHINE



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PIPE JACKING MACHINE



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Laser GuidanceLaser Guidance

PIPE JACKING MACHINE=

# !eal$%ime "evel and "ine Checks

# Maintains ccurac' in Difficult round

# llos !emote *perations


P d b K *i "h


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INTERMEDIATE JACKING *TATION*IJ*

In"er!edia"e Jac&in$ *"a"ions %ill be in"roduced 'or )ac&in$ san o' !ore "han >4!

C#lindrical s"eel cans %i"h in"e$ra"ed h#draulic

c#linders

Ins"alled in"o "he ieline a" de1ned dis"ances

Aro2( ever# 44! deendin$ on )ac&in$ 'orce

Oera"ion %hen "he er!issible )ac&in$ 'orce is

reached a" "he !ain )ac&in$ s"a"ion Aro2( 3@4 Tons



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INTERMEDIATE JACKING *TATION*IJ*



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PIPE JACKING

*hee" ilin$ , sha'"e2cava"ion


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PIPE JACKING

*e""in$ u , T6M

lo%erin$


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PIPE JACKING

Pie )ac&in$ inro$ress


Preared b# K *ivana"han


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THANK OU


Pipe Jacking Presentation

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