METHOD STATEMENT STATEMENT for HPDE
DYNAMIC INDUSTRIAL ENGINEEING LLC PROJECT
(
)
PROCEDURE FOR WELDING ND IN!"LL"ION -
Revision History "
27/03/13
Wa!i"##a$ %ee!$a&
HDPE PI PIPE WO WOR
'()'* M&gr
Rev No
Date
Description
Prepared By
+a$a,-r $a& Ma&agi&g Direor
Approved By
Notice All rights reserved. These materials are confidential and proprietary of Dynamic Engineering . Engineering . No part of these materials should be reproduced, published in any form by any means (electronic or mechanical, including photocopy or any information storage or retrieval system), nor should the materials be disc losed to third parties without express written authorization of ynamic !ngineering.
MS HDPE Pipe Work
PROJ.5180 DE.P10.950.R0
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METHOD STATEMENT STATEMENT for HPDE
TABLE OF CONTENTS
1. Sope Sope e&e e&era# ra# Proi! Proi!io io&! &! 1.1 Sope Sope 1.2 e&era# e&era# Oerie4 Oerie4 1.3 Re!po&!i Re!po&!i6i#i 6i#iie! ie! 2. Refer fere&e! 3. er! r! Defi Defi&i &ii io& o&! ! . Safe afe: ;ir! ;ir! .1
Safe: (#er! (#er!
.2
Rea, a&, -&,er!a& -&,er!a&, ,
.3
e&era# e&era# Safe:
.
Wear Safe: E<-ipe& E<-ipe&
.5
"&i! "&i! 4i$ $:,ra-# $:,ra-#i! i!
.=
Heaer! are &o e>p#o!io& proof
.7
E#eri oor! are &o e>p#o!io& e>p#o!io& proof
.8
E#eri E#eri Safe: Safe:
.9
*r-!$ *r-!$ Poi& Poi&
.10 .10
;ae ;aerr +# +#a,e! are are !$a !$arp rp
.11
Heaer i! $o
.12 .12
;-!io& Pr Proe,-re
.13 .13
"&i! 4i$ a! E& E&gi&e i&e
.1 .1
"&i! 4i$ 6ae er:
.15 .15
Hae Hae ie ier! r! pro prope per# r#: : !er !eri ie, e,
.1= .1=
Peri Perio, o,i ia# a##: #: $e $ek k e eper pera a-r -re e
.17 .17
;-!i ;-!io o& o4 Spe Spee,
.18 .18
;-!i ;-!io& o& Ma Ma$i $i&e &e Po! Po!i iio io&i &i&g &g
.19
E,ge of of Di Di$
MS HDPE Pipe Work
PROJ.5180 DE.P10.950.R0
Page 2 of 32
METHOD STATEMENT STATEMENT for HPDE
TABLE OF CONTENTS
1. Sope Sope e&e e&era# ra# Proi! Proi!io io&! &! 1.1 Sope Sope 1.2 e&era# e&era# Oerie4 Oerie4 1.3 Re!po&!i Re!po&!i6i#i 6i#iie! ie! 2. Refer fere&e! 3. er! r! Defi Defi&i &ii io& o&! ! . Safe afe: ;ir! ;ir! .1
Safe: (#er! (#er!
.2
Rea, a&, -&,er!a& -&,er!a&, ,
.3
e&era# e&era# Safe:
.
Wear Safe: E<-ipe& E<-ipe&
.5
"&i! "&i! 4i$ $:,ra-# $:,ra-#i! i!
.=
Heaer! are &o e>p#o!io& proof
.7
E#eri oor! are &o e>p#o!io& e>p#o!io& proof
.8
E#eri E#eri Safe: Safe:
.9
*r-!$ *r-!$ Poi& Poi&
.10 .10
;ae ;aerr +# +#a,e! are are !$a !$arp rp
.11
Heaer i! $o
.12 .12
;-!io& Pr Proe,-re
.13 .13
"&i! 4i$ a! E& E&gi&e i&e
.1 .1
"&i! 4i$ 6ae er:
.15 .15
Hae Hae ie ier! r! pro prope per# r#: : !er !eri ie, e,
.1= .1=
Peri Perio, o,i ia# a##: #: $e $ek k e eper pera a-r -re e
.17 .17
;-!i ;-!io o& o4 Spe Spee,
.18 .18
;-!i ;-!io& o& Ma Ma$i $i&e &e Po! Po!i iio io&i &i&g &g
.19
E,ge of of Di Di$
MS HDPE Pipe Work
PROJ.5180 DE.P10.950.R0
Page 2 of 32
METHOD STATEMENT STATEMENT for HPDE
.20 .20
ra rak) k)! !ar ar ;-! ;-!io io& & a$ a$i& i&e e
.21 .21
ra rak) k)S Sar ar a a$i $i&e &e o4 o4i& i&g g
.22
PPE
.23 .23
-ar,i -ar,i&g &g agai& agai&! ! !ai !ai e#e e#eri rii: i: a&, a&, ga!eo ga!eo-! -! Ig&ii Ig&iio&! o&!
5. '-a# '-a#i i: : *o& *o&r ro# o# =. Sor Sorag age e $a&, $a&,#i #i&g &g =.1 Sorag Sorage e =.2 Ha&,#i&g Ha&,#i&g 7. I&!a# I&!a##a #aio& io& I&!rI&!r-i io& o&! ! 7.1 Work ;#o4 ;#o4 *$ar *$ar 7.2 (e!!orie! a&, Speia# Speia# oo#! 7.3 +efore +efore Sar Sar 8. (pp# pp#iai aio o&! 8.1 We#,i&g *o&,iio&! *o&,iio&! 8.2 Pipe (#ig& (#ig&e& e& 8.3 Preparaio& of Pipe Pipe E&,! 8. We#,i&g We#,i&g Paraeer! Paraeer! 8.5 Heai&g Heai&g of S-rfae S-rfae 8.= ;-!io& ;-!io& of S-rfae S-rfae 8.7 Ho#,i& Ho#,i&g g 8.8 *oo#i&g *oo#i&g of S-rfae S-rfae 9. I&!peio& 9.1 We#,i&g We#,i&g *$ek! *$ek! 9.2 Defe! Defe! a&, *a-!e! *a-!e! 9.3 R-#e! for +- We#, ;-!io& 9. Repor Repor 10. Pre!!-re e!i&g e!i&g 10.1 10.1
Pre!!Pre!!-re re e!i&g !i&g O-!i O-!i,e ,e $e re& re&$ $
10.2 10.2
Pre! Pre!!!-re re e e!i& !i&g g I&!i I&!i,e ,e $e $e re& re&$ $
MS HDPE Pipe Work
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METHOD STATEMENT for HPDE
1 SCOPE ! "ENERAL PRO#$S$ON 1%1
Scope $e !ope of $i! o,e# !peifiaio& i! for -&iipa# 4aer pipe#i&e! 4$i$ o&for o (WW( !a&,ar,!. $i! o,e# !peifiaio& proi,e! i&i- re<-iree&! for HDPE pipe a&, fii&g! o 6e -!e, i& $e ,e!ig& a&, o&!r-io& of -&iipa# pre!!-re pipi&g pro?e!. $i! ,o-e& ,e!ri6e! $e Safe:@ '-a#i:@ I&!peio&@ Preparaio& a&, We#,i&g Proe,-re of $e po#:e$:#e&e pipe fii&g! 6: f-!io& 4e#,@ i i! o i&!-re $a $e 4e#,e, ?oi& 4i## perfor e<-a# o or greaer $a& pipe. $i! !eio& !peifie! $ig$ ,e&!i: po#:e$:#e&e pipe HDPE a&, fii&g! for 4aer -i#i: -!e a! i&,iae, o& $e Dra4i&g!@ a&, a! !peifie, $erei&. A ;-r&i!$@ I&!a##@ a&, e! HDPE pipe a! i&,iae, a&, !peifie, i& $i! !eio&@ a&, a! referre, o i& re#ae, !eio&!@ a&, $e Dra4i&g! for $e Pro?e. A $e priar: i&!a##aio& e$o, i! 6-ria#. $e ea&! a&, e$o,!@ i&#-,i&g $e e!i&g for aepa&e !$a## o&for o a## app#ia6#e !a&,ar,! a! &oe, $erei& 4i$ $e i&e&io& of proi,i&g a #eak)free !:!e o $e o4&er.
1%&
"enera' (Overvie)* I& 6- f-!io& ?oi&i&g@ ai&g !-rfae! are prepare,@ ai&g fae! are e#e, 4i$ a $o p#ae $eaer@ $e $eaer i! reoe,@ a&, $e e#e, !-rfae are pre!!e, oge$er a&, $e#, -&,er pre!!-re. (! $e o#e& aeria# oo#@ $e: i> a&, f-!e i&o a pera&e&@ $ooge&eo-! o&o#i$i ?oi&. DBC(MI* ICD"SRI( ECICEERIC * pipe f-!io& proe,-re re<-ire !peia# oo#! e<-ipe& for $e !ie of pipe a&, fii&g! 6ei&g ?oi&e,.
1%+
Responsi,i'ities $e fo##o4i&g ,-ie! are &o #iie, a&, 4i## 6e a,,e, o $o!e e&io&e, i& '( Ma&-a#. Ma&agee& F S$a## reie4/approe a## $e proe,-re! a&, are prepare, a! per e&gi&eeri&g ,e!ig& re<-iree&!. '-a#i: a&, !afe: i! ip#ee&e,@ ai&ai&e, a&, o&iore, !:!eaia##:. E&gi&eer F !$a## prepare a## $e proe,-re! 6efore oe&i&g of 4ork. M-! E&!-re/o&ior/!-peri!e a## 4ork i! 6ei&g arrie, o- a! per e&gi&eeri&g ,e!ig& re<-iree&!. M-! arr: o- oo# 6o> a#k@ *$ek!@ I&!pe! a&, Repor! o Pro?e
MS HDPE Pipe Work
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METHOD STATEMENT for HPDE
Ma&ager or $ig$er a&agee&. M-! rai!e C*R if $e 4ork i! fa## o- of $e aepa6#e rieria. eep fo##o4)-p! 4i$ $e orreie aio&!. We#,er F S$a## Prepare $e We#, ?oi& a&, keep 4e#,i&g paraeer! a! !peifie, i& $e 4e#,i&g proe,-re. M-! fo##o4 !afe: ea!-re a&, prea-io&! !ri#:.
& REFERENCES o $e e>e& refere&e, i& $i! !peifiaio& !eio&@ $e !a&,ar,! a&, ,o-e&! #i!e, 6e#o4 are i&#-,e,@ a&, a,e a par of $i! !peifiaio&. I& $e ee& of a o&f#i@ $e re<-iree&! of $i! !peifiaio& !eio& preai#. "&#e!! o$er4i!e !peifie,@ refere&e! o ,o-e&! !$a## ea& $e #ae! p-6#i!$e, e,iio& of $e refere&e, ,o-e& i& effe a $e 6i, ,ae of $e pro?e. (CSI/(WW( A (CSI/(WW( *901)08 Po#:e$:#e&e PE Pre!!-re Pipe a&, -6i&g@ G I&. 13 $ro-g$ 3 I&. 7= for Waer Serie A (CSI/(WW( *90=)07 Po#:e$:#e&e PE Pre!!-re Pipe a&, ;ii&g!@ I&. 100 $ro-g$ =3 I&. 1@=00 @ for Waer Di!ri6-io& a&, ra&!i!!io& A (CSI/(WW( *=51 Sa&,ar, for Di!i&fei&g Waer Mai&! A (WW( M55 Ma&-a# of Waer S-pp#: Praie!@ PE PipeFDe!ig& a&, I&!a##aio& P#a!i! Pipe I&!i-e@ PPI A PPI Ha&,6ook of Po#:e$:#e&e Pipe F 2009 2&, A PPI R)33 e&eri +- ;-!io& Joi&i&g Proe,-re for Po#:e$:#e&e a! Pipe E,iio& A PPI R)3 Di!i&feio& of Ce4#: *o&!r-e, Po#:e$:#e&e Waer Mai&! A PPI R)1 e&eri Sa,,#e ;-!io& Joi&i&g Proe,-re for Po#:e$:#e&e a! Pipi&g A PPI C)2 Reoe&,e, Mi&i- rai&i&g -i,e#i&e! for PE Pipe +- ;-!io& Joi&i&g Operaor! for M-&iipa# a&, I&,-!ria# Pro?e! 2009 CS; A CS; / (CSI =1 Dri&ki&g Waer S:!e *opo&e&!FHea#$ Effe! (SM A (SM ; 71 Sa&,ar, Speifiaio& for Po#:e$:#e&e PE P#a!i Pipe SDRPR +a!e, o& O-!i,e Diaeer A (SM ;905 Sa&,ar, Praie for '-a#ifiaio& of Po#:e$:#e&e Sa,,#e);-!e, Joi&! A (SM ; 1055 Sa&,ar, Speifiaio& for E#ero f-!io& :pe Po#:e$:#e&e ;ii&g! for O-!i,e Diaeer *o&ro##e, Po#:e$:#e&e Pipe a&, -6i&g A (SM ; 1290 Sa&,ar, Praie for E#ero f-!io& Joi&i&g Po#:o#efi& Pipe a&, ;ii&g! A (SM ; 112 Sa&,ar, Speifiaio& for Po#:o#efi& Pipe a&, ;ii&g! for *orro!ie Wa!e Drai&age S:!e!
MS HDPE Pipe Work
PROJ.5180 DE.P10.950.R0
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METHOD STATEMENT for HPDE
A (SM ;117 Sa&,ar, e! Me$o, for I&!a##aio& (epa&e of P#a!i rai: Se4er i&e! "!i&g o4)Pre!!-re (ir A (SM ; 21= Sa&,ar, Praie for ;ie#, eak e!i&g of Po#:e$:#e&e PE Pre!!-re Pipi&g S:!e! "!i&g H:,ro!ai Pre!!-re A (SM ;220= Sa&,ar, Speifiaio& for ;a6riae, ;ii&g! of +-);-!e, Po#:e$:#e&e PE P#a!i Pipe@ ;ii&g!@ S$ee Sok@ P#ae Sok@ or +#ok Sok A (SM D 2239 Sa&,ar, Speifiaio& for Po#:e$:#e&e PE P#a!i Pipe SIDRP +a!e, o& *o&ro##e, I&!i,e Diaeer A (SM D 2321 Sa&,ar, Praie for "&,ergro-&, I&!a##aio& of $erop#a!i Pipe for Se4er! a&, O$er rai:);#o4 (pp#iaio&! A (SM ; 2=20 Sa&,ar, Praie for Hea ;-!io& Joi&i&g of Po#:e$:#e&e Pipe a&, ;ii&g! A (SM D 2=83 Sa&,ar, Speifiaio& for Soke):pe Po#:e$:#e&e ;ii&g! for O-!i,e Diaeer)*o&ro##e, Po#:e$:#e&e Pipe a&, -6i&g A (SM D 2737 Sa&,ar, Speifiaio& for Po#:e$:#e&e PE P#a!i -6i&g A (SM D 277 Sa&,ar, Praie for "&,ergro-&, I&!a##aio& of $erop#a!i Pre!!-re Pipi&g A (SM D 32=1 Sa&,ar, Speifiaio& for +- Hea ;-!io& Po#:e$:#e&e PE P#a!i ;ii&g! for Po#:e$:#e&e PE P#a!i Pipe a&, -6i&g A (SM D 3350)08 Sa&,ar, Speifiaio& for Po#:e$:#e&e P#a!i! Pipe a&, ;ii&g! Maeria#!.
+ TERMS ! DEF$NAT$ONS
MS HDPE Pipe Work
PROJ.5180 DE.P10.950.R0
Page = of 32
METHOD STATEMENT for HPDE
OP$ PP$ A00A ASTM FMS NSF HDPE PE P#C D$ D$PS $PS CTS $D OD PS$ PS$ DR SDR PS 0P - 0PR M2 D$M2A NPT T3,in4 Perf FOB
O>for, P#a!i I& P#a!i Pipe I&!i-e (eria& Waer Work! (!!oiaio& (eria& Soie: of e!i&g a&, Maeria#! ;aor: M--a# Sa&,ar,! Caio&a# Sa&iaio& ;o-&,aio& Hig$ De&!i: Po#:e$:#e&e Po#:e$:#e&e Po#: i&:# *$#ori,e D-i#e Iro& D-i#e Iro& Pipe Sie Iro& Pipe Sie *opper -6e Sie I&!i,e Diaeer O-!i,e Diaeer Po-&,! Per S<-are I&$ Po-&,! Per S<-are I&$ Die&!io& Raio Sa&,ar, Die&!io& Raio Pre!!-re S-rge Worki&g Pre!!-re Worki&g Pre!!-re Rai&g Me$a&ia# Joi& D-i#e Iro& Me$a&ia# Joi& (!!e6#: Caio&a# Pipe $rea, HDPE *orr-gae, -6i&g HDPE Perforae, *orr-gae, -6i&g ;reig$ o& +oar, A'erts $i! $aar, a#er !ig&
SAFET. F$RST -%1
Safet y
(ppear! i& $i! a&-a#. W$e& :o- !ee $i! !ig&@
aref-##: rea, 4$a i !a:!. BO"R S(;EB IS ( S(E. Bo- 4i## !ee $e $aar, a#er !ig& 4i$ $e!e 4or,! DAN"ER/ 0ARN$N"/ and CAT$ON.
I&,iae! a& ii&e&#: $aar,o-! !i-aio& 4$i$@ if &o aoi,e,@ 4i## re!-# i& ,ea$ or !erio-! i&?-r:.
I&,iae! a poe&ia##: $aar,o-! !i-aio& 4$i$@ if &o aoi,e,@ o-#, re!-# i& ,ea$ or !erio-! i&?-r:.
MS HDPE Pipe Work
PROJ.5180 DE.P10.950.R0
Page 7 of 32
METHOD STATEMENT for HPDE
I&,iae! a $aar,o-! !i-aio& 4$i$@ if &o aoi,e,@ a: re!-# i& i&or or o,erae i&?-r:. I& $i! a&-a# :o- !$o-#, #ook for 4o o$er 4or,! NOT$CE and $MPORTANT% NOT$CE5 *a& keep :o- fro ,oi&g !oe$i&g $a ig$ ,aage $e a$i&e or !oeo&e! proper:. I a: a#!o 6e -!e, o a#er agai&! -&!afe praie!. $MPORTANT5 *a& $e#p :o- ,o a 6eer ?o6 or ake :o-r ?o6 ea!ier i& !oe 4a:.
-%&
Read and nderstand Do &o operae f-!io& e<-ipe& -&i# :o- $ae aref-##: rea,@ a&, -&,er!a&, $e KSafe:L a&, KOperaio&L !eio&! of $i! a&-a#@ a&, a## o$er e<-ipe& a&-a#! $a 4i## 6e -!e, 4i$ i. Bo-r !afe: a&, $e !afe: of o$er! ,epe&,! -po& are a&, ?-,ge& i& $e operaio& of $i! e<-ipe&. ;o##o4 a## app#ia6#e fe,era#@ !ae@ #oa#@ a&, i&,-!r: !peifi reg-#aio&!
-%+
"enera' Safety DBC(MI* ICD"SRI( ECICEERIC * a&&o a&iipae eer: po!!i6#e ir-!a&e $a a: i&o#e a poe&ia# $aar,. $e 4ar&i&g! i& $i! a&-a# a&, o& $e a$i&e are $erefore &o a## i&#-!ie. Bo- -! !ai!f: :o-r!e#f $a a proe,-re@ oo#@ 4ork e$o,@ or operai&g e$&i<-e i! !afe for :o- a&, o$er!. Bo!$o-#, a#!o e&!-re $a $e a$i&e 4i## &o 6e ,aage, or a,e -&!afe 6: $e e$o, of operaio& or ai&e&a&e :o- $oo!e. Safe: i! ipora&. Repor a&:$i&g -&-!-a# $a :o- &oie ,-ri&g !e -p or operaio&. Listen ;or $-p!@ 6-p!@ ra#e!@ !<-ea#!@ air #eak!@ or -&-!-a# !o-&,!. S6e'' O,or! #ike 6-r&i&g i&!-#aio&@ $o ea#@ 6-r&i&g r-66er@ $o oi#@ or &a-ra# ga!. Sense (&: $a&ge! i& $e 4a: $e e<-ipe& operae!. See Pro6#e! 4i$ 4iri&g a&, a6#e!@ $:,ra-#i o&&eio&!@ or o$er e<-ipe&. Report
MS HDPE Pipe Work
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METHOD STATEMENT for HPDE
(&:$i&g :o- !ee@ fee#@ !e##@ or $ear $a i! ,iffere& fro 4$a :o- e>pe@ or $a :o- $i&k a: 6e -&!afe
-%-
0ear Safety E73ip6ent Wear a $ar, $a@ !afe: !$oe!@ !afe: g#a!!e!@ a&, o$er app#ia6#e per!o&a# proeio& e<-ipe&. Reoe ?e4e#r: a&, ri&g!@ a&, ,o &o 4ear #oo!e)fii&g #o$i&g or #o&g $air $a o-#, a$ o& o&ro#! or oi&g a$i&er:.
-%8
nits )it9 Hydra3'ics (#$o-g$ $e $:,ra-#i pre!!-re! i& $e a$i&e are #o4 opare, o !oe $:,ra-#ia##: operae, e<-ipe&@ i i! ipora& o ree6er $a a !-,,e& $:,ra-#i #eak a& a-!e !erio-! i&?-r: or ee& 6e faa# if $e pre!!-re i! $ig$ e&o-g$. E!api&g f#-i, -&,er pre!!-re a& pe&erae $e !ki& a-!i&g !erio-! i&?-r:. eep $a&, !a&, 6o,: a4a: fro pi&$o#e! 4$i$ e?e f#-i, -&,er pre!!-re. "!e a piee of ar,6oar, or paper o !ear$ for #eak!. If a&: f#-i, i! i&?ee, i&o $e !ki&@ i -! 6e ie,iae#: reoe, 6: a ,oor fai#iar 4i$ $i! :pe of i&?-r:. NOT$CE5 Wear !afe: g#a!!e!@ a&, keep fae #ear of area 4$e& 6#ee,i&g air fro $:,ra-#i !:!e o aoi, !pra:i&g i&o e:e!
-%:
Heaters are Not E;p'osion Proof
Operaio& of a $eaer i& a $aar,o-! e&iro&e& 4i$o- &ee!!ar: !afe: prea-io&! 4i## re!-# i& e>p#o!io& a&, ,ea$. W$e& operai&g i& a $aar,o-! e&iro&e&@ $eaer !$o-#, 6e 6ro-g$ -p o epera-re i& a !afe e&iro&e&@ $e& -&p#-gge, 6efore e&eri&g $e $aar,o-! ao!p$ere for f-!io&.
-%<
E'ectric Motors are Not E;p'osion Proof
E#eri Moor! are &o e>p#o!io& proof. Operaio& of $e!e opo&e&! i& a $aar,o-! e&iro&e& 4i$o- &ee!!ar: !afe: prea-io&! 4i## re!-# i& e>p#o!io& or ,ea$. W$e& operai&g i& a $aar,o-! e&iro&e&@ keep p-p oor a&, $a!!i! i& a !afe area 6: -!i&g $:,ra-#i e>e&!io& $o!e!
-%=
E'ectric Safety
MS HDPE Pipe Work
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METHOD STATEMENT for HPDE
(#4a:! e&!-re po4er or,! are proper#: gro-&,e,. I i! ipora& o ree6er $a 4$e& :o- are 4orki&g i& a 4e e&iro&e& 4i$ e#eria# ,eie!@ proper gro-&, o&&eio&! $e#p o i&iie $e $a&e! of a& e#eri !$ok. ;re<-e&#: i&!pe e#eria# or,! a&, -&i for ,aage. Daage, opo&e&! &ee, o rep#ae, a&, !erie perfore, 6: a <-a#ifie, e#eriia&. Do &o arr: e#eria# ,eie! 6: $e or,.
NOT$CE5 (#4a:! o&&e -&i! o $e proper po4er !o-re a! #i!e, o& $e -&i@ or i& $e o4&er! a&-a#. O& -&i! 4i$ 4o po4er or,!@ p#-g ea$ or, i&o !eparae po4er ir-i!. Do &o p#-g i&o 6o$ o-#e! of o&e ,-p#e> reepa#e. NOT$CE5 Di!o&&e $e a$i&e fro $e po4er !o-re 6efore aepi&g a&: ai&e&a&e or a,?-!e&
-%>
Cr3s9 Points
H:,ra-#ia##: operae, ?a4! are operae, -&,er pre!!-re. (&:$i&g a-g$ i& $e ?a4! 4i## 6e r-!$e,. eep fi&ger!@ fee@ ar!@ #eg!@ a&, $ea, o- of $e ?a4 area. (#4a:! $ek pipe a#ig&e& 4i$ a pe&i# or !ii#ar o6?e.
-%1?
Facer B'ades Are S9arp
;aer 6#a,e! are !$arp a&, a& -. Ceer aep o reoe !$ai&g! 4$i#e $e faer i! r-&&i&g@ or i! i& $e fai&g po!iio& 6e4ee& $e ?a4!. "!e are 4$e& operai&g $e faer@ a&, $a&,#i&g $e -&i. NOT$CE5 Di!o&&e po4er fro $e faer@ a&, reoe $e faer 6#a,e! 6efore aepi&g a&: ai&e&a&e or a,?-!e&.
-%11
Heater is Hot
$e $eaer i! $o a&, 4i## 6-r& #o$i&g a&, !ki&. eep $e $eaer i& i! i&!-#ae, $eaer !a&, or !#i&g 6#a&ke 4$e& &o i& -!e@ a&, -!e are 4$e& $eai&g $e pipe. NOT$CE5
MS HDPE Pipe Work
PROJ.5180 DE.P10.950.R0
Page 10 of 32
METHOD STATEMENT for HPDE
"!e o&#: a #ea& &o&)!:&$ei #o$ !-$ a! a oo& #o$ o #ea& $e $eaer p#ae!
-%1&
F3sion Proced3re
;o##o4 $e proe,-re! aref-##:@ a&, a,$ere o a## !peifie, paraeer!. ;ai#-re o fo##o4 proe,-re! o-#, re!-# i& a 6a, 4e#,. (#4a:! fo##o4 $e proper f-!io& proe,-re!.
-%1+
nits 0it9 "as En4ines
Ha&,#e f-e# 4i$ are. ;-e# i! $ig$#: f#aa6#e. Do &o ref-e# $e a$i&e 4$i#e !oki&g or &ear ope& f#ae! or !park!. (#4a:! !op $e e&gi&e 6efore ref-e#i&g a$i&e. ;i## f-e# a&k o-,oor!. He#p pree& fire! 6: keepi&g a$i&e #ea& of a--#ae, ra!$@ grea!e@ ,e6ri!@ a&, faer !$ai&g!. (#4a:! #ea& -p !pi##e, f-e#.
+rea$i&g e>$a-! ga!e! a& a-!e !ik&e!! or ,ea$. (#4a:! operae a$i&e o-,oor! i& a& area 4i$ a,e<-ae e&i#aio&
-%1-
nits )it9 Batteries
S-#f-ri ai, i& 6aer: e#ero#:e i! poi!o&o-!. I i! !ro&g e&o-g$ o 6-r& !ki&@ ea $o#e! i& #o$i&g@ a&, a-!e 6#i&,&e!! if !p#a!$e, i&o e:e!. (oi, o&a 4i$ e:e!@ !ki&@ a&, #o$i&g. E>p#o,i&g ga!e! fro 6aer: o-#, a-!e 6#i&,&e!! or !erio-! i&?-r:. eep !park!@ f#ae! a&, igaree! a4a:.
-%18
Have Tiers Proper'y Serviced
;ai#-re o fo##o4 proper proe,-re! 4$e& o-&i&g a ire o& a 4$ee# or ri a& pro,-e a& e>p#o!io& 4$i$ a: re!-# i& !erio-! i&?-r: or ,ea$. Hae ire! o-&e, 6: !oeo&e $a i! e>perie&e,@ a&, $a! $e e<-ipe& o perfor $e ?o6 !afe#:
-%1:
Periodica''y C9ec@ Te6perat3re NOT$CE5
MS HDPE Pipe Work
PROJ.5180 DE.P10.950.R0
Page 11 of 32
METHOD STATEMENT for HPDE
I&orre $eai&g epera-re a& re!-# i& 6a, f-!io& ?oi&!. *$ek $eaer p#ae !-rfae epera-re perio,ia##: 4i$ a p:roeer@ a&, ake &ee!!ar: a,?-!e&!. $e $eroeer o& $eaer! i&,iae! i&er&a# epera-re@ a&, !$o-#, 6e -!e, a! a refere&e o&#:
-%1<
DO NOT To) F3sion Mac9ine
$e $a!!i! i! &o ,e!ig&e, for oer)roa, o4i&g. o4i&g a !pee,! greaer $a& 05 fie i#e! per $o-r a& re!-# i& a$i&e ,aage a! 4e## a! i&?-r:. (#4a:! ra&!por $e a$i&e 6: f#a6e, r-k or !ii#ar ea&!@ a&, ake !-re $a -&i i! proper#: !e-re,.
-%1=
Position F3sion Mac9ine P#ae f-!io& a$i&e o& a! #ee# gro-&, a! po!!i6#e@ a&, !e $e 6rake o& $e rear 4$ee#. If i i! &ee!!ar: o operae a$i&e o& -&)#ee# gra,e@ $ok $e 4$ee#! a&, 6#ok $e -&i o ake i a! !a6#e a! po!!i6#e
-%1>
eep Mac9ine A)ay fro6 Ed4e of Ditc9
Hea: e<-ipe& oo #o!e o a ,i$ a& a-!e $e 4a##! of $e ,i$ o ae)i&. eep $e a$i&e far e&o-g$ a4a: fro $e e,ge of $e ,i$ o pree& i&?-r: o per!o&&e# a&, e<-ipe& fro a ae)i&
-%&?
Operatin4 TracStar F3sion Mac9ines P#ae f-!io& a$i&e o& a! #ee# gro-&, a! po!!i6#e. If i i! &ee!!ar: o operae a$i&e o& -&)#ee# gra,e@ ake !-re $a $e gro-&, i! !a6#e. Soe -&!a6#e o&,iio&! a:6e ie@ !&o4@ -,@ a&, #oo!e grae#.
;or operaio& !afe:@ &eer operae a$i&e o& a gra,e !eeper $a& 30. ( 3 foo e#eaio& $a&ge i& 10 fee.
-%&1
Do Not Atte6pt to To) A TracStar F3sion Mac9ine
$e a$i&e i! &o ,e!ig&e, for o4i&g. (epi&g o o4 $e a$i&e a& re!-# i& a$i&e ,aage. (#4a:! ra&!por $e a$i&e 6: f#a6e, r-k or !ii#ar ea&!@ a&, ake !-re $a -&i i! proper#: !e-re,.
-%&&
Protective E73ip6ent
MS HDPE Pipe Work
PROJ.5180 DE.P10.950.R0
Page 12 of 32
METHOD STATEMENT for HPDE
W$e& operai&g a$i&e for ore $a& fo-r $o-r! per ,a:@ 4ear $eari&g proeio&. Wear PPE ,-ri&g operaio& 4ork! a a## ie. (! !peifie, i& Safe: proe,-re!.
-%&+
Safety Preca3tions For "3ardin4 A4ainst Static E'ectricity And "aseo3s $4nition
Po#:e$:#e&e p#a!i pipe ,oe! &o rea,i#: o&,- e#erii:. ( !ai e#erii: $arge a& 6-i#,-p o& i&!i,e a&, o-!i,e !-rfae! a&, !a: o& $e pipe !-rfae -&i# !oe gro-&,i&g ,eie@ !-$ a! a oo# or a per!o& oe! #o!e e&o-g$ for $e !ai e#erii: o ,i!$arge o $e gro-&,i&g ,eie.
Di!$argi&g o&e par of $e pipe !-rfae 4i## &o affe o$er $arge, area! 6ea-!e !ai e#erii: ,oe! &o f#o4 rea,i#: fro o&e area o a&o$er. Po#:e$:#e&e pipe a&&o 6e ,i!$arge, 6: aa$i&g gro-&,i&g 4ire! o $e pipe. Heaer!@ e#eri faer! a&, e#eri po4er oo#! are CO e>p#o!io& proof. Sai e#erii: ,i!$arge a& ig&ie a f#aa6#e ga! or o6-!i6#e ,-! ao!p$ere. ( !ai e#erii: ,i!$arge o a per!o&@ a oo#@ or a gro-&,e, o6?e #o!e o $e pipe !-rfae a& a-!e a& e#eri !$ok or a !park $a a& ig&ie a f#aa6#e ga! or o6-!i6#e ,-! ao!p$ere a-!i&g fire or e>p#o!io&. I& ga! -i#i: app#iaio&!@ !ai e#erii: a& 6e a poe&ia# !afe: $aar,. W$ere a f#aa6#e ga!)air i>-re a: 6e e&o-&ere, a&, !ai $arge! a: 6e pre!e&@ !-$ a! 4$e& repairi&g a #eak@ !<-eei&g)off a& ope& pipe@ p-rgi&g@ aki&g a o&&eio&@ e.@ ar pree&i&g !afe: prea-io&! are &ee!!ar:. O6!ere a## proe,-re! for !ai e#erii: !afe: a&, o&ro#@ i&#-,i&g proe,-re! for ,i!$argi&g !ai e#erii: a&, re<-iree&! for per!o&a# proeio&. ake !ep! o ,i!$arge !ai e#erii: fro $e !-rfae of $e po#:e$:#e&e ga! pipe. S-$ !ep! i&#-,e 4ei&g $e e&ire e>po!e, pipe !-rfae 4i$ a o&,-ie a&i)!ai #i<-i, or a ,i#-e !oap a&, 4aer !o#-io&@ $e& oeri&g or 4rappi&g $e e&ire 4ee,@ e>po!e, pipe !-rfae 4i$ gro-&,e, 4e 6-r#ap@ o&,-ie po#: fi#@ or 4e ape o&,-or. $e e>er&a# oeri&g !$o-#, 6e kep 4e 6: oa!io&a# re) 4ei&g 4i$ a&i)!ai !o#-io&. $e oeri&g or ape !$o-#, 6e !-ia6#: gro-&,e, !-$ a! o a ea# pi& ,rie& i&o $e gro-&,.
MS HDPE Pipe Work
PROJ.5180 DE.P10.950.R0
Page 13 of 32
METHOD STATEMENT for HPDE
Sep! $a ,i!$arge $e o-er !-rfae ,o &o ,i!$arge $e i&&er !-rfae of $e pipe. S<-eee)off p-rgi&g@ e&i&g@ -i&g@ e.@ a& ! i## re!-# i& a !ai e#erii: ,i!$arge. W$e& appropriae@ gro-&, oo#! a&, reoe a## poe&ia# !o-re! of ig&iio&.
ey ite6s5 Do not p- a 6- f-!io& a$i&e $a!!i! i& a $aar,o-! e&iro&e&. Se $e $a!!i! -p o- of $ar! 4a: a&, -!e e>e&!io& $o!e! o operae -pper 4ork! i& $aar,o-! area. Do not -!e a 6- f-!io& a$i&e 4i$ a& e#eri faer i& a ga!eo-! e&iro&e&. "!e a a$i&e e<-ippe, 4i$ a $:,ra-#i faer or o&er $e e#eri faer o a a&-a# 6: reoi&g $e 6r-!$e! a&, -r&i&g faer a&-a##:. W$e& aki&g 6- f-!io&!@ !a,,#e f-!io&! a&, !oke f-!io&! i& a $aar,o-! e&iro&e&@ !e $e ge&eraor -p o- of $ar! 4a: a&, $ae $e $eaer p#-gge, i&o i $ere. Se $e $eaer epera-re a $e a>i- a##o4e, for $e app#iaio&. "!e 50N ; for 6- f-!io& a&, 510N ; for !a,,#e f-!io& a&, !oke f-!io&. $e!e are !-rfae epera-re!. $e $ig$ !i,e epera-re! are -!e, o ope&!ae for $e ,rop i& epera-re e>perie&e, 4$e& $eaer i! -&p#-gge, fro $e po4er !o-re o ake f-!io& i& $aar,o-! area. "&p#-g $eaer prior o -!i&g i& a $aar,o-! e&iro&e&. Do not ,ri## $o#e fir! prior o aki&g a !a,,#e f-!io&. W$e& preppi&g $e ai& pipe for a !a,,#e f-!io&@ ,o &o -!e a& e#eri gri&,i&g oo#. Prepare ai& pipe a&-a##: 6: -!e of 50)=0 gri -i#i: #o$. Do not -!e a& e#eri ,ri## for p-&$i&g $o#e $ro-g$ afer !a,,#e f-!io& $a! 6ee& a,e. "!e :o-r !e&!e! a&, goo, ?-,ge& i!e&@ Se##@ ;ee#@ See a&, Repor a&: -&!afe !i-aio&! :o- !ee or !ee oi&g o :o-r o&!ie o&a@ if orreie aio& i! &o ake& i& :o-r opi&io&@ Do &o e&er i&o $e !i-aio&.
8 AL$T. CONTROL '-a#i: f-!io& re<-ire! a## of $e re<-ire, oo#! a&, e<-ipe&@ a&, fo##o4i&g a## of $e !ep! i& $e proe,-re i& $e orre !e<-e&e. $e f-!io& proe,-re prepare! a&, a#ig&! $e !-rfae!@ $ea! $e ai&g !-rfae! o $e proper e# o&!i!e&:@ ?oi&! $e !-rfae oge$er -&,er pre!!-re@ $e& oo#! $e ?oi& -&,er pre!!-re. ;a-#: f-!io& i! a-!e, 6: iproper or ,efeie e<-ipe&@ oii&g !ep! or ,oi&g $i&g! o- of $e !e<-e&e. ;a-#: f-!io& a: 6e $aar,o-!. rai&i&g a&, e>perie&e proi,e k&o4#e,ge a&, profiie&: i& 4$a o ,o@ 4$a o e>pe@ a&, reog&ii&g poe&ia# pro6#e! i& a,a&e. I&a,e<-ae#: rai&e, or i& e>perie&e, per!o&!
MS HDPE Pipe Work
PROJ.5180 DE.P10.950.R0
Page 1 of 32
METHOD STATEMENT for HPDE
a& pro,-e poor <-a#i: f-!io&!@ a&, $e: a: e>po!e $e!e#e! or o$er o $aar,!. ;e,era# !afe: reg-#aio&! re<-ire $a per!o&! aki&g ?oi&! i& ga! !:!e -! 6e <-a#ifie, i& $e pipe#i&e operaor! <-a#ifie, f-!io& proe,-re!. $e: faor! 6e#o4 are &ee!!ar: for <-a#i: f-!io&! are •
"!e Per!o&a# Safe: E<-ipe&. (#4a:! 4ear a $ar, $a a&, proeie 6oo!. #oe! proe $a&,! fro $eaer 6-r&! a&, !$arp 6#a,e! o& $e faer. Proeie E:e #a!!e! are a#!o a goo, i,ea.
•
Make !-re a## e<-ipe& i! i& goo, 4orki&g or,er a&, po4er or,! are free of -! 4i$ gro-&,i&g 6#a,e o& reepa#e i& ak.
•
Po!iio& f-!io& e<-ipe& o& #ee# gro-&, 4$e&eer po!!i6#e.
•
If $e f-!io& e<-ipe& $a! 4$ee#!@ !e $e 4$ee# #ok or 6#ok $e.
•
Po!iio& pipe !-ppor !a&,! o& ei$er !i,e of $e f-!io& e<-ipe& appro>iae#: 20 fro e&,! of $e f-!io& e<-ipe&. (,?-! !a&,! !o $a pipe! are #ee# o re,-e ,rag.
•
P#-g $eaer i& o& !e#f)o&ai&e, f-!io& -&i! o&#: afer -&i $a! 6ee& !are, a&, 4are, -p. "&p#-g $eaer 6efore -r&i&g f-!io& -&i off. $i! 4i## keep :o- fro $ai&g $eaer e#ee& a&, ir-ir: pro6#e! 4i$ :o-r $eaer.
•
oa, #oo!e pipe ?oi&! i&o oa6#e !i,e of $e f-!io& e<-ipe& a&, p-## ?oi&! a#rea,: f-!e, $ro-g$ &o&)oa6#e !i,e.
•
;-!io& oo#! a&, e<-ipe& -! 6e orre for $e ?o6@ a&, i& proper 4orki&g or,er.
•
*$ek :o-r pipe 6efore :o- f-!e i. ook for ,eep !ra$e!@ -! a&, go-ge!. "!e $e 10 pere& r-#e (&: iperfeio& affei&g ore $a& 10 pere& of $e pipe 4a## 6ei&g 4orke, 4i$ !$o-#, &o 6e -!e,.
•
W$e& ro-g$ -i&g pipe@ -!e a pipe 4rap o ark $e pipe 4i$ a refere&e #i&e@ $i! 4i## ai, :o- i& aki&g a !<-are a&, ee& -. I& ge&era#@ oo#i&g $a 4ork! 4i$ 4oo, 4ork! 4e## 4i$ HDPE pipe. ;or -i&g pipe@ !ki## !a4! a&, $ai& !a4! 4ork 4e##. W$e& -!i&g $ai& !a4!@ $e - e&,! M"S 6e #ea&e, 4i$ i!oprop:# a#o$o# o reoe +(R Oi# Sp#a!$ or a&: o$er o&ai&a&!. ;or -i&g $o#e! i& pipe@ ,ri##! 4i$ $o#e !a4! a&, reiproai&g !a4! 4ork 4e##.
•
W$e& aki&g f-!io&! $a i&o#e pipe o fii&g!@ !peia# are !$o-#, 6e ake&. $e &eki&g ,o4& or oe i& a $e pipe e&,!@ 4$i$ i! &ora#@ &ee,! o 6e op#ee#: reoe, i& $e fai&g proe!!. $i! i! !ee& priari#: i& 4orki&g 4i$ $e #arger pipe ,iaeer!.
•
$e f-!io& operaor -! 6e profiie& i& oo# a&, e<-ipe& -!e a&, operaio&@ a&, profiie& i& f-!io& proe,-re.
MS HDPE Pipe Work
PROJ.5180 DE.P10.950.R0
Page 15 of 32
METHOD STATEMENT for HPDE
•
Do &o a6-!e $e faer 4$e& fai&g pipe! 6: -!i&g oo -$ pre!!-re.
•
W$e& p-##i&g pipe $ro-g$ $e f-!io& e<-ipe&@ e#eae pipe i& $e a$i&e -!i&g $e pipe #if! !o $e f-!io& 6ea, #ear! a## o6!r-io&! a! i i! p-##e, $ro-g$
•
If a f-!io& 4e#, ,oe! &o oe o- e>a#: a! :o- #ike or :o- <-e!io& $e <-a#i: of $e f-!io& 4e#,@ $e& - i o- a&, re)f-!e. (#4a:! ree6er F I; IC DO"+@ *" I O" a&, re,o.
•
Pipe a&, fii&g !-rfae -! 6e #ea& a&, proper#: prepare,.
•
;-!io& 6ea,! a& 6e reoe, 6: ea&! of e>er&a# a&, i&er&a# 6ea, reoer! 4i$o- effei&g $e i&egri: of $e f-!io& ?oi&.
•
I& i&#ee& 4ea$er a&, e!peia##: i& 4i&,: o&,iio&!@ $e f-!io& operaio& !$o-#, 6e !$ie#,e, o aoi, preipiaio& or 6#o4i&g !&o4 a&, e>e!!ie $ea #o!! fro 4i&, $i##. *appi&g e&,! of pipe $a are 6ei&g f-!e, ai,e! $eaer fro 6ei&g $i##e, a! f-!io& ?oi& i! 6ei&g a,e.
•
$e ?oi& area a&, i! par! $a are 6ei&g f-!e, -! 6e op#ee#: ,r:. Co #i<-i, of a&: ki&, r-&&i&g $ro-g$ $e pipe or fii&g! i! peri!!i6#e.
•
W$e& f-!io& i! ,o&e i& o#, 4ea$er@ DO CO IC*RE(SE HE(IC OO S"R;(*E EMPER("RE.
•
Do &o r: o !$ore& oo#i&g ie! of f-!io&! 6: app#:i&g 4e #o$!@ 4aer or $e #ike.
•
Heai&g oo# !-rfae! -! 6e #ea&@ -&,aage, a&, a $e orre !-rfae epera-re.
•
W$e& reoi&g pipe fro $e f-!i&g -&i a&, p-##i&g i&o p#ae@ -!e proper #ifi&g !#i&g! a&, p-##i&g $ea,! i& goo, o&,iio&. *$ai&! a&, rope a& !#ip a&, a-!e i&?-r:/,aage o per!o&&e# a&, pipe.
•
W$e& 4orki&g 4i$ oi#e, pipe 2L ) =L@ a ME#ro: i&e aer !$o-#, 6e -!e, o !raig$e& a&, re)ro-&, oi#e, pipe o ee or e>ee, (SM D) 2513 '-a#i: Re<-iree&!.
•
S<-eee oo#! a& 6e -!e, o& HDPE Pipe o !op f#o4 i& a pipe#i&e 4$i#e a ie i& or repair i! a,e. ;o##o4 a&-fa-rer! !<-eee)off oo# i&!r-io&!.
•
( oo& o6!a#e 4$e& 4orki&g 4i$ HDPE pipe i& $e fie#, i! -&,er!a&,i&g $e $era# e>pa&!io& a&, o&raio&. R-#e of $-6 ) 1.L/ 100/ 10;.
: STORA"E ! HANDL$N" :%1
Stora4e Me$o, Saee&! -! 6e approe, for $e ra&!poraio&@ $a&,#i&g a&, !orage of pipe! 6efore a&: pipe! are ,e#iere, o !ie.
MS HDPE Pipe Work
PROJ.5180 DE.P10.950.R0
Page 1= of 32
METHOD STATEMENT for HPDE
(## pipe! !$a## 6e $a&,#e, a&, !ore, i& op#ia&e 4i$ $e a&-fa-rerQ! reoe&,aio&! !-6?e o $e fo##o4i&g #iiaio&! Pipe! !$a## 6e ra&!pore,@ $a&,#e, a&, !ore, 4i$ !-$ paki&g a&, i& !-$ a a&&er $a ,aage ,oe! &o o-r a&, $a o&a i! aoi,e, 4i$ !$arp e,ge! 4$i$ a: a-!e ,aage. D-ri&g ra&!i@ pipe! a&, fii&g! !$a## 6e 4e## !e-re, a&, a,e<-ae#: !-ppore, a#o&g $eir #e&g$. ( eer: poi& of #oa,i&g or -&#oa,i&g@ a## pipe! or a!i&g! -! 6e $a&,#e, 6: approe, #ifi&g ak#e -&#e!! !peifie, e#!e4$ere. "&#oa,i&g 6: ro##i&g ,o4& p#a&k! or a&: o$er for of i&#i&e, rap 4i## &o 6e a##o4e,. Pipe! !$a## &o 6e ippe, or ,roppe,. P#ia6#e !rap!@ !#i&g! or rope !$a## 6e -!e, o #if pipe!@ a&, !ee# a6#e! or $ai&! 4i## &o 6e -!e, 4i$o- 4rie& peri!!io&. Ce!i&g of pipe! for ra&!poraio& 4i## 6e perie, proi,e, e$o, !aee&! ,eo&!rae $a effeie prea-io&! 4i## 6e ake& o proe i&&er !-rfae! fro ,aage. (## pipe! a&, fii&g! !$a## 6e $oro-g$#: i&!pee, o& arria# a !ie afer off)#oa,i&g a&, prior o i&!a##aio& for ,eeio& of a&: ,aage!. Daage! o oai&g!@ if a&:@ !$a## 6e a,e goo, i& a& approe, a&&er. ;or o$er ,aage!@ propo!a#! for repair! !$a## 6e !-6ie, i& 4rii&g for $e E&gi&eerQ! approa#. If i& $e E&gi&eerQ! opi&io& $e &a-re of a&: ,aage i! !-$ $a $e o&,iio& of a pipe $a! 6ee& ipaire, a&, a&&o 6e repaire,@ $e pipe o&er&e, !$a## &o 6e i&orporae, i& $e Work!. S-ia6#: !oo$ a&, #ee# !orage area! !$a## 6e proi,e, a or &ear $e !ie a&, a,e !e-re o pree& -&a-$orie, ae!!. Pipe! of ,iffere& !ie! a&, $ik&e!! !$a## 6e !oke, !eparae#:
MS HDPE Pipe Work
PROJ.5180 DE.P10.950.R0
Page 17 of 32
METHOD STATEMENT for HPDE
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Hand'in4 (Liftin4* Ea$ !ie 4i## e!a6#i!$ Safe Operai&g Proe,-re! SOP! for reeii&g@ off)#oa,i&g@ a&, !orage of HDPE pipe o e&!-re $a A ( #oa, i&!peio& $ek#i! $a! 6ee& op#ee, o erif: $e #oa, $a! 6ee& !$ippe, aor,i&g o opa&: !$ippi&g re<-iree&!. $e!e re<-iree&! are I&ra&e) po!e, ,o-e& i! $e o&ro##e, op:. erif: pri&e, ,o-e& i! !i## -rre& prior o -!e A (& HDPE Pipe "&#oa,i&g *$ek#i! See (ppe&,i> D i! op#ee, for #oa,i&g or off) #oa,i&g prior o 6egi&&i&g $e a!k. A ( 50)foo !afe o&e aro-&, $e r-k i! e!a6#i!$e, a&, arke,@ a&, a !afe: 4a$ i! i& p#ae o keep peop#e o- of $e -&#oa,i&g/#oa,i&g o&e. $e r-k ,rier 4i## reai& 4i$ $e !afe: 4a$ -&i# $e off)#oa,i&g i! op#ee. A Sie r-k!/rai#er! -!e, o oe pipe !ik! are e<-ippe, 4i$ e&gi&eere, !i&! or o$er e&gi&eere, ea&! of !e-ri&g $e #oa,. A +arrier! or o$er ea&! of pree&i&g a #i&e of fire i!!-e are i& p#ae 4$e& -&!rappi&g a #oa,@ !-$ a! -!i&g a #oa,er 4i$ fork! o 6#ok $e #oa,. A $e !ie -! e&!-re $a e<-ipe& $a! 6ee& ea#-ae, o e&!-re a,e<-ae #ifi&g apai: a&, $a $e per!o& operai&g $e e<-ipe& i! a4are of $e #iiaio&!. A Ep#o:ee! $a&,#i&g pipe $ae ,o-e&e, pipe $a&,#i&g a!k rai&i&g. A Reeii&g or 4are$o-!e per!o&&e# oor,i&ae $e !afe arria# of $e !$ippi&g r-k 4i$ $e operaio&! ep#o:ee!@ a&, r-k! 4i## &o 6e off)#oa,e, -&i# proper #oa,i&g i! erifie, -i#ii&g $e #oa,i&g g-i,e#i&e! a&, $e oa, I&!peio& *$ek#i!. If a r-k i! &o #oa,e, proper#:@ $e #oa, 4i## 6e re?ee, or a& e>epio& a&, e&gi&eeri&g reie4 4i## 6e op#ee, prior o off)#oa,i&g. A ( !ig&e, op: of $e oa, I&!peio& *$ek#i! 4i## 6e !e& 4i$ $e ,rier a&, pre!e&e, o operaio&! ep#o:ee! or per!o&! -&#oa,i&g prior o -&#oa,i&g.
MS HDPE Pipe Work
PROJ.5180 DE.P10.950.R0
Page 18 of 32
METHOD STATEMENT for HPDE
A HDPE pipe i! !ore, &o ore $a& 4o pipe! $ig$ for 10L ,iaeer or #arger pipe@ a&, &o ore $a& 4o fee for !a##er ,iaeer pipe@ -&#e!! $ere are e&gi&eeri&g o&ro#! i& p#ae o o&ro# $e po!!i6i#i: of a !ak o##ap!i&g. A (& HDPE Pipe Peri 4i## 6e op#ee, prior o p-##i&g/oi&g pipe. A Ea$ !ie 4i## e!a6#i!$ SOP! for p-##i&g/oi&g of HDPE pipe. A (## e<-ipe& -!e, for pipe p-##i&g/oi&g 4i## ee $e #oa, !peifiaio&! i& DBC(MI* ICD"SRI( ECICEERIC PRO*ED"RE A ;or 12L ,iaeer pipe a&, #arger Riggi&g a&, p-##i&g proe,-re! for pipe #e!! $a& 12L ,iaeer 4i## 6e ,efi&e, i& !ie SOP!. A ;or p-##i&g or oi&g pipe #e!! $a& 12L ,iaeer a&, #o&ger $a& 00 fee i& #e&g$@ a& e&gi&eeri&g reie4 -! 6e o&,-e, a&, !afe praie! -! 6e 4rie& i&o $a SOP. A $e -!e of a !#i&g a! a K$okerL i! CO aepa6#e for p-##i&g/oi&g a& HDPE pipe#i&e of a ,iaeer 12L or #arger -&#e!! a& e>epio& i! approe,. $i! i&#-,e! p-##i&g #e&g$! of pipe#i&e 4$i#e f-!i&g i& a f-!i&g #a: ,o4& area. I i! $o4eer@ aepa6#e o -!e a !#i&g o #if a&, po!iio& pipe i.e. po!iio&i&g a pipe#i&e i& a f-!i&g a$i&e or reoi&g i fro $e f-!i&g a$i&e. I&ra&e)po!e, ,o-e& i! $e o&ro##e, op:. erif: pri&e, ,o-e& i! !i## -rre& prior o -!e A Pipe)!#oi&g@ or -i&g a !#o or !$ape i& $e pipe#i&e@ o 6e -!e, a! a& a&$or poi& for p-##i&g/oi&g a& HDPE pipe#i&e of a ,iaeer 12L or #arger i! CO aepa6#e -&#e!! a& e>epio& i! approe,. A (## gro-&, per!o&&e# -! 6e po!iio&e, o- of $e #i&e of fire 4$e& pipe i! 6ei&g p-##e, or oe,. If $e i&i- ,i!a&e of 50 fee a&&o 6e e@ $e& !-6!a&ia# 6arrier! -! 6e -i#ie,. A Safe: 4a$er! a&, 6#oker! 4i## 6e e!a6#i!$e, for p-##i&g/oi&g of pipe o& $a-# roa,! or 4$ere $ere i! poe&ia# f or i&eraio& 4i$ o$er raffi a! ,eeri&e, 6: ri!k a!!e!!e& of $e a!k. A HDPE pipe p-##! 4i## CO e>ee, gra,e! greaer $a& 17.5 4i$o- a& approe, e>epio&. A E!or! a&, rai#i&g e$i#e! -! 6e -!e, if pipe p-##i&g o-r! i& aie i&i&g area!. S$e,-#i&g a&, o-&iaio& of pipe oee& aiiie! -! 6e op#ee,.
MS HDPE Pipe Work
PROJ.5180 DE.P10.950.R0
Page 19 of 32
METHOD STATEMENT for HPDE
< $NSTALLAT$ON $NSTRCT$ONS <%1
0or@ F'o) C9art
I&!peio& Pipe Sorage
Pipe De#ier:
Preparaio&
Pipe
for We#,i&g
(#ig&e&
We#,i&g
I&!peio&
Proe!!
a&, Repor
<%&
Pipe Ha&,#i&g
Pipe a:i&g
Pre!!-re e!
E73ip6ent and Specia' Too's •
e&eraor o !-pp#: $e $eaer p#ae@ rier a&, $:,ra-#i p-p.
•
+-)f-!io& a$i&e fie, 4i$ $e orre !ie #ap !$e##!@ rier@ $eaer p#ae@ $:,ra-#i p-p a&, ier.
MS HDPE Pipe Work
•
Pipe !-ppor ro##er!
•
We#,i&g e&
•
*#ea&i&g aeria#@ #i& free oo& #o$ or paper o4e#
PROJ.5180 DE.P10.950.R0
Page 20 of 32
METHOD STATEMENT for HPDE
•
E>er&a#/I&er&a# ,e)6ea,i&g oo#
•
+ea, ga-ge
•
Digia# $eroeer 4i$ !-rfae pro6e o $ek $eaer p#ae.
•
Pipe e&, oer!
•
+a!e6oar,
•
Pipe -er!
•
<%+
(ir epera-re $eroeer
•
I&,e#i6#e arker pe&
•
ier.
Before Start •
I&!pe pipe #e&g$ a&, fii&g! for -&aepa6#e -!@ go-ge!@ ,eep !ra$e! or o$er ,e#eerio-! ,efe!. Daage pro,-io&! !$o-#, &o 6e -!e,.
•
oe)i& or &eki&g ,o4& i! &ora# a pipe e&,@ 6- a: &ee, o 6e reoe, for 6- f-!io& o fii&g!. E&!-re oe)i& ,oe! &o re!-# i& e>e!! 4a## i!a#ig&e&.
•
Reoe S-rfae ,aage a pipe e&,! $a o-#, oproi!e $e ?oi&i&g !-rfae or i&erfere 4i$ f-!io& oo#! or e<-ipe&.
•
+e !-re a## re<-ire, oo#! a&, e<-ipe& are o& !ie@ i& proper 4orki&g or,er a&, f-e#e, -p.
•
$e pipe a&, fii&g !-rfae 4$ere oo# a&, e<-ipe& are fie, -! 6e #ea& a&, ,r:. "SE *E(C@ ,r:@ &o&)!:&$ei *oo& #o$! or paper o4e#! o reoe ,ir@ !a&, a&, o$er o&ai&aio&.
•
S$ie#, $eae, f-!io& e<-ipe& a&, !-rfae! fro i&#ee& 4ea$er a&, 4i&,!. ( eporar: !$e#er oer f-!io& e<-ipe& a&, $e f-!io& operaio& a: 6e re<-ire,.
•
Re#iee e&!io& i& $e #i&e 6efore aki&g o&&eio&!.
•
Pipe -! 6e orre#: a#ig&e, 6efore aki&g o&&eio&!.
= APPL$CAT$ONS =%1
0e'din4 Conditions •
0ind and Precipitation ) Heai&g oo# !$a## 6e !$ie#,e, i& i&!-#ae, o&ai&er o pree& e>e!!ie $ea #o!!. S$ie#, $e pipe f-!io& area a&, f-!io& oo#! fro 4i&,@ !&o4@ 6#o4i&g ,-! a&, rai& 6: -!i&g a a&op: or
MS HDPE Pipe Work
PROJ.5180 DE.P10.950.R0
Page 21 of 32
METHOD STATEMENT for HPDE
!ii#ar ,eie. Ope& pipe e&,! !$o-#, 6e oere, 4i$ p#-g! or oer! o proe $e $eaer fro -&aepa6#e epera-re ariaio&!. Proeie ea!-re! 4i$ a->i#iar: $eai&g i! reoe&,e, 4$e& epera-re! are 6e#o4 )N; )20N*. •
Pipe and Fittin4 S3rface Preparation F $e pipe a&, fii&g !-rfae! o 6e K?oi&e,L or $e#, i& #ap! !$a## 6e ,r: a&, #ea& a&, free of ie@ fro!@ !&o4@ ,ir@ a&, o$er o&ai&aio&. (fer reg-#ar proe,-re for fai&g@ $e !-rfae !$a## 6e proee, fro o&ai&aio& -&i# ?oi&e,
•
Heatin4 F *$ek $e epera-re of $e $eai&g oo# reg-#ar#: 4i$ a p:roeer or o$er !-rfae epera-re ea!-ri&g ,ei!e. Do &o i&rea!e $eai&g oo# epera-re a6oe $e !peifie, epera-re 50N; ) 232N* !ei&g. Work <-ik#: o&e pipe a&, fii&g! $ae 6ee& !eparae, fro $e $eai&g oo# !o $a e# $ea #o!! i! i&iie,@ 6- !i## ake ie &o ore $a& 3 !eo&,! o i&!pe 6o$ e# paer&!. W$e& $e a6ie& epera-re 6eoe! o#,er@ i 4i## re<-ire a #o&ger Heai&g ie o ,ee#op a& i&,iaio& of e# a&, $e fi&a# 6ea, !ie.
•
PreHeatin4 F W$e& $e a6ie& epera-re i! 6e#o4 3N; )1=N*@ $e pipe e&,! !$a## 6e pre)$eae, -!i&g a $eai&g 6#a&ke or 4ar air ,eie o e#eae $e pipe epera-re o iproe $e $eai&g !ari&g o&,iio&. Wi$ pipe o-&e, i& $e f-!io& a$i&e@ a& a#er&ae e$o, of pre)$eai&g i! o !op $e pipe e&,! 4i$i& .25).50 i&$e! =.)12.7 of $e $eaer p#ae fae o a##o4 $e pipe e&,! o 4ar for 30 !eo&,! o 2 i&-e!@ ,epe&,i&g o& $e pipe !ie a&, 4a##.
=%&
Pipe A'i4n6ent $e pipe! -! 6e a#ig&e, 4$e& $e: are #ape, i&o $e irror 4e#,er i& !-$ a 4a: $a $e !-rfae! are i& $e !ae p#a&e para##e# o ea$ o$er. $e HDPE pipe! a& 6e po!iio&e, ,ire#: i&o $e 4e#,i&g a$i&e. I&!a## $e orre a,aper i&!er for $e !ie of pipe ,iaeer o 6e -!e, a&, ig$e& $e o $e a$i&e. Po!iio& $e pipe i& a 4a: $a appro>. 0 i! pror-,i&g 6e$i&, $e #a! #ap. +: ,oi&g $i!@ :o- 4i## $ae appro>. 10 o 15 o !$ae fro@ a&, $e reai&i&g 25 o 30 !$o-#, 6e !-ffiie& for 4e#,i&g. O&e $e pipe $a! 6ee& p#ae, i& po!iio&@ $e op #ap! a& 6e #o!e,. I i! ipora& o ig$e& $e op #ap &-! ee&#: i& or,er o ge a oa##: ir-#ar pipe@ a& ee& #api&g pre!!-re -! 6e a$iee,. $e&@ ake $e fir! ,r: a$i&g pre!! $e 4o pipe! o ea$ o$er a&, $ek $e ao-& of !$ai&g $a 4i## 6e re<-ire,
=%+
0e'din4 Preparation
MS HDPE Pipe Work
PROJ.5180 DE.P10.950.R0
Page 22 of 32
METHOD STATEMENT for HPDE
$e 4e#,i&g o&e -! 6e proee, fro -&!-ia6#e 4ea$er o&,iio&! e.g. $-i,i: effe!@ 4i&, a&, epera-re! 6e#o4 0N*. $e !-rfae! o 6e ?oi&e, -! 6e -&,aage, a&, free fro ip-riie! or #oo!e pari#e!. $e a&-fa-rer of $e HDPE pipe !$o-#, 6e a!ke, o !-pp#: !peifi Reoe&,aio&! for 4e#,i&g of $eir pro,-! or aeria#!. ike4i!e@ $e 4e#,i&g a$i&e !-pp#ier !$a## !-pp#: ,eai#e, 4e#,i&g proe,-re for $eir a$i&e!. Hea f-!io& 6o&,i&g i! a o6i&aio& of epera-re a&, fore re!-#i&g i& 4o ai&g !-rfae! f#o4i&g oge$er o pro,-e a ?oi&. ;-!io& 6o&,i&g o-r! 4$e& $e ?oi& oo#! 6e#o4 $e e# epera-re of $e aeria#. $ere i! a epera-re ra&ge 4i$i& 4$i$ a&: pari-#ar aeria# a: 6e !ai!faori#: ?oi&e,. $e !peifie, epera-re -!e, re<-ire! o&!i,eraio& of $e properie! of $e !peifi aeria#@ $e f-!io& e<-ipe& 6ei&g -!e, a&, $e 4e#,i&g e&iro&e&. $e 6-)4e#,i&g i! ,o&e i& !eera# p$a!e! a&, 6: -!i&g !eera# paraeer!. $e operaio&! a& 6e !-arie, a! fo##o4! ) $e a#ig&e& of $e pipe ) $e !$ai&g of $e !-rfae! of $e pipe e&,! ) *o#, a$i&g of $e HDPE pipe! ) *#ea&i&g of !-rfae! ) Heai&g of !-rfae! ) ;-!io& of !-rfae! ) *oo#i&g of 4e#, ?oi& $e paraeer! -!e, ,-ri&g 4e#,i&g are ) +ea,)-p pre!!-re i& 6ar! or p!i ) +ea,)-p $eig$ i& or i&$e! ) Hea !oaki&g ie i& !eo&,! ) Hea !oaki&g pre!!-re i& 6ar! or p!i ) ra&!fer ie i& !eo&,! ) ;-!io& pre!!-re i& 6ar! or p!i ) *oo#i&g ie i& i&-e! $e!e paraeer! are for i&foraio& o&#: a&, !$a## 6e opare, 4i$ $e paraeer! gie& 6: $e HDPE pipe a&-fa-rer a&, $e 4e#,i&g a$i&e !-pp#ier.
=%-
0e'din4 Para6eters (fer $e ,r: a$i&g i! op#ee,@ ope& -p $e pipe! a&, i&ro,-e $e !$aer. -r& $e !$aer o& a&, a,?-! o !-ia6#e !pee,. Pre!! $e 4o pipe! oge$er@ a&, !$ae -&i# a o&i&-o-! !rip of HDPE i! pee#i&g off o& 6o$ !i,e! of $e !$aer. O&e o&!a& pee#i&g off i! o6!ere,@ re#ea!e $e pre!!-re o& $e pipe! a&,
MS HDPE Pipe Work
PROJ.5180 DE.P10.950.R0
Page 23 of 32
METHOD STATEMENT for HPDE
!eparae $e pipe!. Do &o -r& off $e !$aer -&i# $e pipe! are apar. If $e !$aer i! !oppe, ,-ri&g !$ai&g@ $e !$aer 4i## reae a& e&, -)ark a&, $e !$ai&g operaio& 4i## $ae o 6e repeae,. Reoe $e !$aer@ a$ $e pipe! agai&@ a&, $ek $e pipe for proper a#ig&e&. Soeie!@ ee& 4$e& o&i&-o-! pee#i&g off i! a$iee, o& ea$ !i,e of $e !$aer@ $e pipe! ,o &o a$ proper#:. $i! i! &ora##: ,-e o $e #ap!@ 4$i$ are pre!!i&g o& o $e pipe 4i$ ,iffere& pre!!-re!. Re)ig$e&i&g $e &-! !#ig$#: o& ei$er !i,e i! o&e !o#-io&. +-@ if $i! ,oe! &o $e#p@ !$ii&g &ora##: ,oe! $e ?o6. Ope& -p o&e #ap a&, i&!er a !$i i& 6e4ee& $e ?a4! a&, $e pipe. $i! !$i 4i## o&e&rae $e pre!!-re o& o $e pipe a&, oe $e pipe i&o a#ig&e&. I i! ipora& o ree6er $a@ if $e #ap $a! 6ee& ope&e, ,-ri&g operaio&@ $e !$ai&g operaio& -! 6e repeae,. O&e $e pipe! are orre#: a#ig&e,@ !eparae $e pipe! agai& for #ea&i&g. Reoe $ip! i&!i,e $e pipe! o& 6o$ !i,e!@ a## $ip! !aere, -&,er $e pipe!@ a&, a#!o i&!i,e $e a$i&e. O$er4i!e@ $e: 4i## !ik o $e irror $ea p#ae #aer 4$i#e re) $eai&g. Reoe $e $ip! 6: -!i&g a 6r-!$ or a !a## $ook a,e o- of a $i& !ee# 4ire. Ceer p- a&: ,ir: g#oe! i&!i,e $e pipe or reoe $e $ip! 4i$ :o-r $a&,!. Do &o o-$ $e !$ae, pipe e&,!. o 6e o& $e !afe !i,e@ a#4a:! #ea& $e !-rfae 4i$ a #ea& rag a&, i&era# !piri!/a#o$o# 6efore :o- i&ro,-e $e irror.
=%8
Heatin4 t9e S3rface Heai&g OOI !-rfae epera-re )250; )E 250; 2180* 10* Heai&g oo# !-rfae! -! 6e -p o epera-re 6efore f-!io& 6egi&!. Prior o !ari&g@ a## poi&! o& 6o$ $eai&g oo# !-rfae! 4$ere $e $eai&g oo# !-rfae! 4i## o&a $e pipe or fii&g e&,! -! 6e 4i$i& $e pre!ri6e, epera-re ra&ge. $e epera-re ,iffere&e 6e4ee& a&: 4o poi&! o& $e $eai&g oo# f-!io& !-rfae! -! &o e>ee, 20; 11 Q* for e<-ipe& for pipe !a##er $a& 18)i& 50 ,iaeer@ or 35; 19e* for #arger e<-ipe&. Heai&g oo# !-rfae! -! 6e #ea&. ;or $ea: 4a## pipe 4a## $ik&e!! 1.5Q@ i i! prefera6#e o 6e i& $e #o4er $a#f of $e a##o4a6#e epera-re ra&ge. W$e& $e proper#: $eae, ai&g !-rfae! are 6ro-g$ oge$er@ $e fore re<-ire, o ake $e ?oi& i! $e fore $a i! &ee!!ar: o ro## $e f-!io& e# 6ea,! oer o $e pipe !-rfae. $i! i! ,eeri&e, i!-a##:.
Dra4 Press3re Contact Press3re 2oinin4 Press3re
#aria,'e 30T/) 5 p!i 172 T/) 35 kPa 25 F 90 p!i 172 F =20 kPa for pipe U 1.5L 25 F 50 p!i 172 F 35 kPa for pipe V 1.5L
MS HDPE Pipe Work
PROJ.5180 DE.P10.950.R0
Page 2 of 32
METHOD STATEMENT for HPDE
$nterfacia' Press3res
Re<-ire, i&erfaia# pre!!-re i! -!e, a! $e 6a!i! for a#-#ai&g $e $:,ra-#i pre!!-re for a $:,ra-#i 6- f-!io& a$i&e@ or $e app#ie, fore ea!-re, -!i&g a or<-e 4re&$ for a a&-a# a$i&e@ I&erfaia# pre!!-re! ar: 6a!e, o& 4$e$er $e pipe 4a## i! o&!i,ere, Q$ea: 1.5 or &o. $e orre $:,ra-#i f-!io& ?oi&i&g pre!!-re !ei&g! are a#-#ae, 6a!e, o& $e :pe of 6- f-!io& a$i&e a! 4e## a! $e pipe OD a&, DR. $e fo##o4i&g for-#a i! -!e, o a#-#ae $e re<-ire, $:,ra-#i pre!!-re o& a 6- f-!io& a$i&e
&
HP W
&
0 . 7 8 5 Y 3 O D )I D Y I P P(
.
T DP
09ere5 •
OD O-!i,e Diaeer i&
•
ID
I&!i,e Diaeer i&
•
IP
I&erfaia# Pre!!-re p!i
•
P( Pi!o& *ro!! Seio&a# (rea i&2
•
DP Drag Pre!!-re p!i
;or $:,ra-#i a$i&e!@ $e i&erfaia# pre!!-re@ $e f-!io& !-rfae area@ $e a$i&eQ! arriage :#i&,er !ie a&, i&er&a# ,rag pre!!-re@ a&, if &ee!!ar:@ $e pre!!-re &ee,e, o oeroe e>er&a# ,rag re!i!a&e@ are -!e, o a#-#ae $:,ra-#i pre!!-re re<-ire,. $e e<-ipe& a&-fa-rerQ! i&!r-io&! a& 6e -!e, a! a g-i,e o a#-#ae $e ,rag pre!!-re a#-e. I&erfaia# pre!!-re a&, f-!io& a$i&e $:,ra-#i f-!io& ?oi&i&g pre!!-re ga-ge !ei&g! are &o $e !aeX ;or eer: f-!io& ?oi&@ $e !:!e ,rag fore -! 6e ea!-re, o a!!-re $e proper ope&!aio& i! app#ie, o $e f-!io& fore. I& o! a!e!@ $e !:!e ,rag 4i## 6e $e i&$ere& ,rag i& $e $:,ra-#i opo&e&! of $e a$i&e for 4$i$ $e a&-fa-rer 4i## $ae a reoe&,e, a#-e o -!e. Ho4eer@ o a!!-re $i! $a, &o $a&ge, ,-e o $e !:!e !e)-p gro-&, !#ope or #e&g$ of pipe 6ei&g oe,@ i
MS HDPE Pipe Work
PROJ.5180 DE.P10.950.R0
Page 25 of 32
METHOD STATEMENT for HPDE
!$o-#, 6e $eke, -!i&g $e fo##o4i&g proe,-re S#o4#: a,?-! -p4ar, $e a$i&e $:,ra-#i o&ro#@ or !#o4#: i&rea!e or<-e o& a&-a##: operae, a$i&e!@ o i&iiae arriage oee&. $e S:!e *rag Pre!!-re i! $e ga-ge pre!!-re a 4$i$ $e arriage !ar! o oe o& $:,ra-#i f-!io& a$i&e!. $e S:!e Drag ;ore i! $e o6!ere, fore or or<-e a 4$i$ $e arriage !ar! o oe o& a&-a##: operae, f-!io& a$i&e!. Repea $i! ea!-ree& o erif: $e o6!ere, rea,i&g@ Proe,-re a##o4! for pipe! o 6e i!a#ig&e, -p o of $e i&i- 4a## $ik&e!!. I i! a#!o a##o4a6#e o f-!e pipe! of -&e<-a# ,ie&!io& raio!@ a! #o&g a! $e pipe! are 4i$i& o&e !a&,ar, DR i&ree& of ea$ o$er. Ho4eer@ f-!i&g 4o ,iffere& DRQ! re<-ire! $a $e i!a#ig&e& 6e &o greaer $a& 10 of $e i&i- 4a## $ik&e!! of $e $i&&er 4a##e, pipe. +efore :o- i&ro,-e $e irror@ :o- !$o-#, $ae a## paraeer! aai#a6#e for $i! operaio&. (#!o $ek $e irror epera-re. Cora##:@ $e irror $a! a :e##o4 or re, #ap@ 4$i$ e##! :o- if $e irror $a! rea$e, 4orki&g epera-re. o ake !-re $ere i! &o o#, air f#o4i&g $ro-g$ $e pipe@ p#ae !oe p#a!i 6ag! o& ea$ e&, of $e pipe@ $i! 4i## pree& $e air fro oo#i&g $e irror o& o&e !i,e. Bo- $ae &o4 !$ae, $e pipe i& o a goo, fi a&, reoe, $e !$aer a&, i&ro,-e, $e irror. P-!$ $e pipe! oge$er agai&! $e irror a&, rai!e $e pre!!-re o $e +ea,)-p pre!!-re. $i! pre!!-re &ee,! o 6e ai&ai&e, -&i# $e +ea,)-p $eig$ $a! 6ee& rea$e,. $e 6ea, -p $eig$ i! $e $eig$ of $e 6ea,@ 4$i$ i! pre!!i&g -p agai&! $e irror. (! !oo& a! $e +ea, -p $eig$ $a! 6ee& rea$e,@ re#ea!e $e pre!!-re ,o4& o $e Hea Soak pre!!-re. Hea !oak pre!!-re i! $e pre!!-re ai&ai&e, ,-ri&g $e Hea Soak ie. (! !oo& a! $e $ea !oak ie $a! e#ap!e,@ !eparae $e pipe!@ reoe $e irror@ a&, $e& pre!! oge$er. 8.=)
F3sion t9e S3rface $i! operaio& $a! o 6e ,o&e <-ie fa!@ !i&e $ere i! a-a##: a ie #ii Kra&!fer ieL fro $e reoa# of $e irror -&i# $e 4o pipe! are pre!!e, oge$er a&, rea$e, $e ;-!io& pre!!-re. ;-!io& pre!!-re i! $e pre!!-re $a !$a## rea$ ,-ri&g $e ra&!fer ie a&, ai&ai&e, ,-ri&g $e *oo#i&g ie. Sec3re% *#ea& $e i&!i,e a&, o-!i,e Of $e opo&e& pipe or fii&g e&,! 6: 4ipi&g 4i$ a #ea&@ ,r:@ #i&)free #o$ or paper o4e# reoe a## foreig& aer. (#ig& $e opo&e&! 4i$ $e a$i&e@ p#ae $e i& $e #ap! a&, $e& #o!e $e #ap!. Do &o fore pipe! i&o a#ig&e& agai&! ope& f-!io& a$i&e #ap!. W$e& 4orki&g 4i$ oi#e, pipe@ f po!!i6#e S $e pipe! o& ea$ !i,e of $e a$i&e o ope&!ae for oi# -ra-re a&, ake i ea!ier o ?oi&. *opo&e& e&,! !$o-#, pror-,e pa! $e #ap! e&o-g$ !o $a fai&g 4i## 6e op#ee. +ri&g $e e&,! oge$er a&, $ek $ig$)#o4 a#ig&e&@ (,?-! a#ig&e& a! &ee!!ar: 6: ig$e&i&g $e $ig$ !i,e ,o4&.
MS HDPE Pipe Work
PROJ.5180 DE.P10.950.R0
Page 2= of 32
METHOD STATEMENT for HPDE
Face. P#ae $e fai&g oo# 6e4ee& $e opo&e&! e&,!@ a&, fae $e o e!a6#i!$ !oo$@ #ea&@ para##e# ai&g !-rfae!. *op#ee fai&g pro,-e! o&i&-o-! ir-fere&ia# !$ai&g! fro 6o$ e&,!. ;ae -&i# $ere i! a i&ia# ,i!a&e 6e4ee& $e fi>e, a&, oea6#e #ap!. Soe a$i&e! $ae fai&g !op!. If !op! are pre!e&@ fae ,o4& o $e !op!. Reoe $e fai&g oo# a&, #ear a## !$ai&g! a&, pipe $ip! fro $e opo&e& e&,!. Do &o o-$ $e opo&e& e&,! 4i$ :o-r $a&,! afer fai&g. A'i4n. +ri&g $e opo&e& e&,! oge$er@ $ek a#ig&e& a&, $ek for !#ippage agai&! f-!io& pre!!-re. ook for op#ee o&a a## aro-&, 6o$ e&,! 4i$ &o ,eea6#e gap!@ a&, o-!i,e ,iaeer! i& $ig$)#o4 a#ig&e& e>ep for $e i!a#ig&e& perie, i& !eio& =.1. If &ee!!ar:@ a,?-! $e $ig$ !i,e 6: ig$e&i&g $e $ig$ !i,e #ap. Do &o #oo!e& $e #o4 !i,e #ap 6ea-!e opo&e&! a: !#ip ,-ri&g f-!io&. Re)fae if $ig$ #o4 a#ig&e& i! a,?-!e,.
Me't% erif: $a $e $eai&g oo# i! ai&ai&i&g $e orre epera-re. P#ae $e $eai&g oo# 6e4ee& $e opo&e& e&,!@ a&, oe $e e&,! agai&! $e $eai&g oo#. $e i&iia# o&a !$o-#, 6e -&,er o,erae pre!!-re k&o4& a! o&a pre!!-re o e&!-re f-## o&a. Ho#, o&a pre!!-re 6rief#: $e& #o4er o ,rag pre!!-re 4i$o- 6reaki&g o&a. *o&a pre!!-re -! 6e re#iee, a $e fir! i&,iaio& of e# op#ee#: aro-&, $e pipe e&,!. Proe,-re! for re#ea!i&g $e pre!!-re i& $e $:,ra-#i :#i&,er $a reae! i&erfaia# pre!!-re ar: 6: a&-fa-rer. Reie4 $e e<-ipe& a&-fa-rer! reoe&,e, proe,-re o e&!-re $a o&#: ,rag pre!!-re i! app#ie, ,-ri&g $e !oak :#e. Ho#, $e e&,! agai&! $e $eai&g oo# -!i&g o&#: ,rag pre!!-re. +ea,! of e#e, po#:e$:#e&e 4i## for agai&! $e $eai&g oo# a $e opo&e& e&,!. W$e& $e proper e# 6ea, Sie i! fore, !ee a6#e 1@ <-ik#: !eparae $e e&,! a&, reoe $e $eai&g oo#. D-ri&g $eai&g@ $e e# 6ea, 4i## e>pa&, o- f#-!$ o $e $eai&g oo# !-rfae@ or a: -, !#ig$#: a4a: fro $e !-rfae. If $e e# 6ea, -r#! !ig&ifia&#: a4a: fro $e $eai&g oo# !-rfae@ -&aepa6#e pre!!-re ,-ri&g $eai&g a: 6e i&,iae,.
a6#e 1 Z Me# +ea, Sie! for *orre!po&,i&g Pipe Sie! (ppro>iae Me# +ea, Sie Mea!-re fro $e $eaer p#ae
MS HDPE Pipe Work
Pipe Sie
PROJ.5180 DE.P10.950.R0
Page 27 of 32
METHOD STATEMENT for HPDE
1/32L F 1/1=L 1 F 2 (6o- 1/1= 2 1/8 F 3/1=L 3 F 5 3/1=L F [L 5 F = [L F 7/1=L = F 11 (6o- 7/1=L (6o- 9/1=L (6o- 9/1=L
1)1/ a&, !a##er 0 a&, !a##er (6oe 1)1/ $ro- $ 3 a6oe 0 $ro- $ 90 (6oe 3 $ro- $ + a6oe 90 $ro- $ 225 (6oe g $ro- $ 12 a6oe 225 $ro- $ 315 (6oe 12 $ro-g$ 2 a6oe 315 $ro-g$ =30 (6oe 2 $ro- $ 3= a6oe =30 $ro- $ 915 (6oe 2= $ro- $ 5 a6oe g 15 $ro- $ 1300 (6oe 5
2oin% Ie,iae#: afer $eai&g oo# reoa#. '"I*B i&!pe $e e#e, e&,!@ 4$i$ !$o-#, 6e f#a@ !oo$@ a&, op#ee#: e#e,. If $e e# !-rfae! are aepa6#e. Ie,iae#: a&, i& a o&i&-o-! oio&@ 6ri&g $e e&,! oge$er a&, app#: $e orre ?oi&i&g pre!!-re. Do &o !#a. W$ere $e e<-ipe& peri!@ Qrapi&g -pQ o $e ?oi&i&g pre!!-re i! ,e!ira6#e. (pp#: e&o-g$ ?oi&i&g pre!!-re o ro## 6o$ e# 6ea,! oer o $e pipe !-rfae ( o&ae e# !-rfae i! -&aepa6#e i i&,iae! pre!!-re ,-ri&g $eai&g. Do &o o&i&-e. (##o4 $e opo&e& e&,! o oo# a&, !ar
oer agai&. $e *orre ?oi&i&g pre!!-re 4i## for a ,o-6#e 6ea, $a i! ro##e, oer o $e !-rfae o& 6o$ e&,!.
=%<
Ho'din4% *oo#i&g ie i! $e ie i& 4$i$ $e pipe $a! o 6e #ef -&,i!-r6e,. "&,er &o ir-!a&e! !$a## $e #ap! 6e ope&e, or $e pre!!-re re#ea!e, -&i# $e oo#i&g ie $a! e#ap!e,. Ho#, ?oi&i&g pre!!-re agai&! $e e&,! -&i# $e ?oi& i! oo#. $e ?oi& i! oo# e&o-g$ for ECE $a&,#i&g 4$e& $e ,o-6#e 6ea, i! oo# o $e o-$. *oo# for a6o- 30 Z 90 !eo&,! per i&$ of pipe ,iaeer. Do &o r: o !$ore& oo#i&g ie 6: app#:i&g 4aer@ 4e #o$e! or $e #ike. (oi, p-##i&g@ i&!a##aio&@ pre!!-re e!i&g a&, ro-g$ $a&,#i&g for a #ea! a& a,,iio&a# 30 i&-e!. Heaier 4a## $ik&e!! pipe! re<-ire #o&ger oo#i&g ie!. I&!pe. O& 6o$ !i,e!@ $e ,o-6#e 6ea, !$o-#, 6e ro##e, oer o $e !-rfae@ a&, 6e -&ifor#: ro-&,e, a&, o&!i!e& i& !ie a## aro-&, $e ?oi&. (! i##-!rae, i& ;ig-re 3@ $e ,o-6#e 6ea, 4i,$ !$o-#, 6e 2 o 2)1/2 ie! i! $eig$ a6oe $e !-rfae@ a&, $e )grooe ,ep$ 6e4ee& $e 6ea,! !$o-#, &o 6e ore $a& $a#f $e 6ea, $eig$. W$e& 6- f-!i&g o o#,e, fii&g!@ $e fii&g! !i,e 6ea, a: $ae a& irreg-#ar appeara&e@ $i! i! aepa6#e proi,e, $e pipe !i,e 6ea, i! orre.
MS HDPE Pipe Work
PROJ.5180 DE.P10.950.R0
Page 28 of 32
METHOD STATEMENT for HPDE
I i! &o &ee!!ar: for $e i&er&a# 6ea, o ro## oer o $e i&!i,e !-rfae of $e pipe. W$e& 6- f-!i&g pipe of ,i!!ii#ar po#:e$:#e&e aeria#!@ e# 6ea, !ie a: ar: ,-e o ,iffere&e! i& e# i&,e>. $i! i! aepa6#e proi,e, $e e# 6ea, !ie i! !-ffiie&. $e f-!io& ?oi& -! 6e kep -&,er f-!io& pre!!-re -&i# ?oi& $a! !-ffiie&#: oo#e,. Mai&ai& f-!io& pre!!-re agai&! $e pipi&g opo&e& e&,! for a i&i- of 11 i&-e! per i&$ 25. of pipe 4a##. (oi, $ig$ !re!! !-$ a! p-##i&g@ i&!a##aio& or ro-g$ $a&,#i&g for a& a,,iio&a# 30 i&-e! or ore afer reoa# fro $e f-!io& a$i&e
> $NSPECT$ON >%1
0e'din4 C9ec@s $e ,o-6#e 6ea, !$o-#, 6e ro##e, oer o&o $e a,?ae& !-rfae!@ a&, 6e -&ifor#: ro-&,e, a&, o&!i!e& i& !ie a## aro-&, $e ?oi&. (! i##-!rae, i& $e ;ig-re 6e#o4@ a## 6ea,! 4i## &o &ee!!ari#: $ae e<-a# !ie. $e #eaage 6e4ee& $e 6ea,! -! &o 6e #o4er $a& $e 4a## of $e pipe a! !$o4& i& $e #o4er rig$ i##-!raio&. W$e& 6- f-!i&g pipe o o#,e, fii&g!@ $e fii&g !i,e 6ea, a: $ae a& irreg-#ar appeara&e. $i! i! aepa6#e proi,e, $e pipe !i,e 6ea, i! orre. I i! &o &ee!!ar: for $e i&er&a# 6ea, o ro## oer o $e i&!i,e !-rfae of $e pipe. W$e& 6- f-!io& pipe of ,i!!ii#ar po#:e$:#e&e aeria#!@ e# 6ea, !ie a: ar: ,-e o ,iffere&e! i& e# i&,e>. $i! i! aepa6#e proi,e, $e e# 6ea, !ie i! !-ffiie&. $e irror)4e#,i&g a$i&e@ if o-p#e, o a ,aa #og@ 4i## gie a pri&o- o&firi&g $e paraeer! -!e, ,-ri&g 4e#,i&g of a !peifi !ea a&, approa#/re?eio& of $e 4e#,e, !ea.
>%&
Defects ! Ca3ses
BTT FS$ON TROBLESHOOT DEFECTS CASES E>e!!ie ,o-6#e 6ea, 4i,$ Oer$eai&g E>e!!ie ?oi&i&g fore Do-6#e 6ea, )grooe oo ,eep E>e!!ie ?oi&i&g fore I&!-ffiie& $eai&g Pre!!-re ,-ri&g $eai&g ;#a op o& 6ea, E>e!!ie ?oi&i&g fore Oer$eai&g Co&)-&ifor 6ea, !ie aro-&, pipe Mi!a#ig&e& Defeie $eai&g oo# Wor& e<-ipe& I&op#ee fai&g
MS HDPE Pipe Work
PROJ.5180 DE.P10.950.R0
Page 29 of 32
METHOD STATEMENT for HPDE
O&e 6ea, #arger $a& $e o$er
+ea,! oo !a## +ea, &o ro##e, oer o !-rfae
+ea,! oo #arge S<-are :pe o-er 6ea, e,ge Ro-g$@ Sa&,paper #ike@ 6-66#: or pokarke, e# 6ea, !-rfae
>%+
Mi!a#ig&e& *opo&e& !#ippe, i& #ap Wor& e<-ipe& Heai&g iro& ,oe! &o oe free#: i& $e a>ia# ,ireio& Defeie $eai&g oo# I&op#ee fai&g (#!o po!!i6#e 4$e& f-!i&g 6io,a# pipe! o -&i)o,a# pipe! I&!-ffiie& $eai&g I&!-ffiie& ?oi&i&g fore S$a##o4 )grooe F I&!-ffiie& $eai&g i&!-ffiie& ?oi&i&g fore Deep )grooe F I&!-ffiie& $eai&g e>e!!ie ?oi&i&g fore +ea, o& 6io,a# pipe a: $ae !#ig$ gap o $e pipe !-rfae E>e!!ie $eai&g ie Pre!!-re ,-ri&g $eai&g H:,roar6o& ga!o#i&e apor!@ !pra: pai& f-e!@ e. o&ai&aio&
R3'es for B3tt 0e'd F3sion NE#ER A (ep o 4e#, oge$er pipe! of ,iffere& SDR 4a## $ik&e!!. A o-$ rie, pipe e&,!. A eae rii&g !4arf i&!i,e pipe or o& 4e#,i&g a$i&e. A (##o4 e<-ipe& o ge 4e or ,-!:. A "!e &o&)approe, a$i&er:. A Reoe a 4e#, fro $e a$i&e 6efore oo#i&g ie $a! e#ap!e,. A (##o4 -&rai&e, per!o&&e# o -!e 4e#,i&g e<-ipe&. A *- or&er! i& a&: par of $e 4e#,i&g proe,-re. A We#, pipe! of ,iffere& aeria# o& !ie I& faor: o&ro##e, o&,iio&! i a: 6e po!!i6#e o ,o $i!. A "!e a ge&eraor of i&a,e<-ae apai:
>%-
Report% ;i## o- $e Pre)4e#, a&, afer We#, I&!peio& $ek #i! a&, repor a! aa$e, 4i$ IP for HDPE +- We#, ;-!io&. Prepare a #og !$ee o ai&ai& a#i6raio& $i!or: of a## e<-ipe&. E&!-re oo# 6o> a#k i! arrie, o- a&, 6riefe, o a## 4orker! !peia# o operaor! a&, 4e#,er! 6efore !ar $e 4ork.
MS HDPE Pipe Work
PROJ.5180 DE.P10.950.R0
Page 30 of 32
METHOD STATEMENT for HPDE
1? PRESSRE TEST$N" 1?%1
Press3re Testin4 O3tside t9e Trenc95 If !peifie, 6: $e e&gi&eer@ pre!!-re e!i&g a: 6e o&,-e, prior o pipe i&!a##aio&. (fer $e pipe $a! 6ee& ?oi&e,@ fi## i 4i$ 4aer@ aref-##: 6#ee, off a&: rappe, air. S-6?e $e pipe o a $:,ro!ai e! pre!!-re $a i! 1.5 ie! $e !:!e ,e!ig& pre!!-re for a a>i- of 3 $o-r!. D-ri&g $i! ie@ a,, 4aer perio,ia##: o ai&ai& $e e! pre!!-re $i! ope&!ae! for $e i&iia# !re$i&g of $e pipe. $e #i&e pre!!-re ig$&e!! i! ,eeri&e, 6: i!-a# o6!eraio& $erefore@ i i! &o &ee!!ar: o ea!-re $e ake)-p 4aer. E>ai&e eer: f-!e, ?oi& a&: #eakage -! 6e repaire, a&, $e& ree!e,. COE I !$a## 6e $e re!po&!i6i#i: of $e o&raor o e&!-re $a appropriae !afe: prea-io&! are o6!ere, ,-ri&g $:,ro!ai e!i&g a6oe gro-&,.
1?%&
Press3re Testin4 $nside t9e Trenc95 ;i## $e pipe#i&e 4i$ 4aer afer i $a! 6ee& #ai, 6#ee, off a&: rappe, air. S-6?e $e #o4e! e#ee& i& $e !:!e o a e! pre!!-re $a i! 1.5 ie! $e ,e!ig& pre!!-re@ a&, $ek for a&: #eakage. W$e&@ i& $e opi&io& of $e e&gi&eer@ #oa# o&,iio&! re<-ire $a $e re&$e! 6e 6akfi##e, ie,iae#: afer $e pipe $a! 6ee& #ai,@ app#: $e pre!!-re e! afer 6akfi##i&g $a! 6ee& op#ee, 6- &o !oo&er $a& a ie 4$i$ 4i## a##o4 !-ffiie& -ri&g of a&: o&ree $a a: $ae 6ee& -!e,. :pia# i&i- o&ree -ri&g ie! are 3= $o-r! for ear#: !re&g$! a&, 7 ,a:! for &ora# !re&g$!. $e e! proe,-re! o&!i! of 4o !ep! $e i&iia# e>pa&!io& a&, $e e! p$a!e. W$e& e! pre!!-re i! app#ie, o a 4aer fi##e, pipe@ $e pipe e>pa&,!. D-ri&g $e i&iia# e>pa&!io& of $e pipe -&,er e!@ !-ffiie& ake)-p 4aer -! 6e a,,e, o $e !:!e a $o-r#: i&era#! for 3 $o-r! o ai&ai& $e e! pre!!-re. (fer a6o- $o-r!@ i&iia# e>pa&!io& !$o-#, 6e op#ee a&, $e a-a# e! a& !ar. W$e& $e e! i! o 6egi&@ $e pipe i! f-## of 4aer a&, i! !-6?ee, o a o&!a& e! pre!!-re of 1.5 ie! $e !:!e ,e!ig& pre!!-re. $e e! p$a!e !$o-#, &o e>ee, 3 $o-r!@ afer 4$i$ ie a&: 4aer ,efiie&: -! 6e rep#ae, a&, ea!-re,. (,, a&, ea!-re $e ao-& of ake)-p 4aer re<-ire, o re-r& o $e e! pre!!-re a&, opare $i! o $e a>i- a##o4a&e i& $e a6#e 6e#o4. (& a#er&ae #eakage e! o&!i!! of ai&ai&i&g $e e! pre!!-re ,e!ri6e, a6oe oer a perio, of $o-r! a&, $e& ,roppi&g $e pre!!-re 6: 10 p!i 0.=9 MPa. If $e pre!!-re $e& reai&! 4i$i& 5 of $e arge a#-e for 1 $o-r@ $i! i&,iae! $ere i! &o #eakage i& $e !:!e.
MS HDPE Pipe Work
PROJ.5180 DE.P10.950.R0
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