Multi Bed Rx

7/24/2019 Multi Bed Rx

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CR Asia Group

Work Instruction forAbsorbent Unloading, Loading by Dense method (Multi Bed)

in ormal Atmos!here

"# $b%ecti&eThis work instruction is to ensure that the task is performed safely with noimpact on personnel and environment.

'# co!eThis work instruction is applies to all CR Petrochem, however does not applywhen standard entry conditions are exceeded where additional PPE is required.

# *eference documentN

+# orm+#"!"C#"$% &lind Re'ister+#'!"C#"$( )oadin' Report+#!"C#"$* Entry )o'

-# De.nition

/# *es!onsibilities

/#" 0ro%ect 1 Di&ision Manager is responsi+le to review customer requirements

and to assi'n su+ordinates to perform work eciently and safely. -eep monitorin'operation performance, assist with pro+lem solvin' and liaise with the customer.Review reports after o+ completion.

/#' u!erintendent 1 2ngineer 1 u!er&isor is responsi+le to complete sitesurvey and specify scope of work to estimate and plan resources required/manpower, tools, equipment and su+"contractor0 1upervise su+ordinates toensure that all work is carried out eciently and safely, perform safety auditswithin work area and conduct safety tool+ox talk +efore startin' work.

/# oreman 1 3echnician 1 Workers are responsi+le to follow strictly each stepof this instruction and perform work that is assi'ned +y their supervisor.

4# 0rocedure te!s4#" 0re!aration 5 afety2.%.% #old the 31 prior to 3o+ set up2.%.4 #old the tool +ox talk immediately prior to startin' the entries 5 +efore

every shift. Record the data in 1afety Tool &ox !orm.2.%.6 Take a valid permit for execution of o+.2.%.( &rief all the crew on the safety precaution2.%.7 Ensure the respirator is suita+le for 3o+ Execution.2.%.* Ensure that all the equipment like 8acuum 9nit, Cyclone ,:emounta+le

8acuum Pipe, 8acuum #ose, :ust Collector, ;nside )i'htenin' / 4( 8olt0,dense

Document : CRAI-SD-CH-09 Revision Number : 00 Copy Number :

Issue Date : November 28 , 2015 Issue Number : 01 Page : 1of8

PERMIT REQUIRED PRIR T CP!IN" CNTR##ED DCUMENT


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CR Asia Group


in ormal Atmos!hereloadin' device other safety equipment set as per requirement, screenin'machine, liftin' tools tackles, rescue equipment

4#' Blinding of reactor2.4.% Ensure de"pressuri


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CR Asia Group


in ormal Atmos!here Esta+lish communications and cordon o? area in a'reement with client.

)ine up and secure vacuum equipment and associated pipe work.

1et up 'round support equipment etc.

1et up dust collection equipment and ductin'.

Esta+lish a stockpile of empty drums or containers around reactor +ase.

Ensure all PPE is +ein' worn and is suita+le.

:ust Collectors are functionin' correctly.

Take +sor+ant samples as required.

Ensure F=FC is +ein' followed.

-eep area clean and 1!E.

4#+II3IAL 6A 323I6 9 *2A83$*2.(.% The followin' is the standard outline of requirements for testin' of

atmospheres in Conned spaces prior to personnel entry. These limits are forentry without 'as suits.

2.(.4 This procedure is implemented to ensure that our personnel do not +ecomeexposed to 'ases or chemicals that will +e immediately dan'erous to life andhealth.

2.(.6 The followin' tests are carried out to ensure all personnel are aware or thedan'ers involved.

Gxy'en Content Normal Entry H%A.7 I to 44.7 I of volumeTemperature H ($ de'. C#ydrocar+ons %I 8olume)E) H%$I#ydro'en 1ulphide %$ppmCar+on Jonoxide 7$ppm&ene+elieve that they are within accepta+le tolerances.

ll tests are carried out usin' either #oneywell or :ra''er 'as testin' units /ortheir equivalents0 for the Gxy'en and )E). :ra''er or #oneywell /or theirequivalents0 test tu+es are used for recordin' other su+stances. These results areto +e recorded on the tmosphere nalysis Result !orm.

The oxy'en and )E) are always monitored continuously when personnel are insidea conned space to ensure no unforeseen pro+lems arise.

$32:There are other su+stances that from time to time may +e present in theatmospheres that we are to enter. These will +e either identied +y our clients orfrom J1:1 /material safety data sheets0 supplied the client.


Issue Date : November 28 , 2015 Issue Number : 01 Page : $of8



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in ormal Atmos!here4#- Absorbent Unloading in ormal Atmos!here#2.7.%. fter ensurin' the 'as testin' limits CR will take a man entry to open the

mixed plate distri+utor.2.7.4. fter distri+utor plate removal , remove the +asket sections for the man

entry to the rst +ed2.7.6. fter openin' of +asket check the condition of +sor+ent.2.7.(. 1et up the vacuum connection hoses inside the reactor for vacuumin'

activity.2.7.7. 8acuumin' the catalyst from the rst +ed.2.7.*. fter vacuumin' of a+sor+ent remove the section of su+way 'ratin'

2.7.2. fter su+way 'ratin' removal , remove the section of Fuench distri+utorpipe section2.7.@. fter removal of Fuench distri+utor pipe section remove the section of

mixin' tray.2.7.A. fter openin' check the a+sor+ent condition2.7.%$. +sor+ent unloadin' via withdraw no


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in ormal Atmos!here4#4#/#' The +sor+ents for loadin', are stored +y sealed plastic +a's in drums.

4#4#/# The inert +alls for top of the +sor+ent +ed, it is recommended that these+alls +e oven dried and stored in sealed plastic +a's in drums similar tothe +sor+ent.

4#4#/#+ Gne standin' hopper .Gne forklift to handle the drum pallets.

4#4#/#- Tarpaulins should +e availa+le in case of rain or interruption durin'loadin'.

4#4#/#/ Gne safety harness, porta+le oxy'en analy s quickly as possi+le after the loadin' is complete, install theinlet distri+utor tray, reactor cover and inlet remova+le el+ow.

4#4#4#"" Record all loadin' data, num+er of a+sor+ent drums, inert+alls, etc.





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in ormal Atmos!hereote : The openin', loadin' and closin' procedure of the reactors should +e a

continuous operation without +reak. :urin' this operation a positive pressureshould +e maintained in the reactor at all times.

4#/ Bo? u!2.*.% Reinstate the tray sections and clean.2.*.4 Request nal inspection 5 clearance for man way +ox up.2.*.6 &ox up reactor man way el+ow usin' torquein' = tensionin'.

4#4 [email protected].%. Procure work permits with R and +lind=de"+lind list.

2.2.4. ;dentify the locations and request for sca?oldin' if necessary.2.2.6. 9se necessary PPE, loosen +olts and carefully remove the +lind or reverse

the +lind manually or usin' chain +lock or crane.2.2.(. Remove the old 'askets and +ox up the Ban'e with new 'askets inspected

+y C);ENT.2.2.7. &oltin' initiated +y hand"ti'htenin' followed +y tension=torque ti'htenin'

as per the sequence to +e followed after ali'nment of the Ban'es. Thetorque=tension sequence with values are to +e recorded.

2.2.*. Ensure all the oints mentioned in the list are de"+linded and ti'htened.2.2.2. Ta' all Ban'es after completion for client approval prior to acceptin'

si'natures from all concerned departments on the de+lind" list.

4#< I32 8L2A U0 (ousekee!ing)

2.@.%.#ousekeepin' is always an important part of any proect and the o+ect is toleave any site as clean if not cleaner then when you arrived.

[email protected] clean equipment at work site prior to demo+ili


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in ormal Atmos!here2.@.%%. Return any equipment that is not required for the next proect to local

oce=yard for service.2.@.%4. ll equipment that is on hire should +e cleaned and returned to the

appropriate hire company or collection or'ani


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CR Asia Group


in ormal Atmos!hereScaffolding

Dense Machine




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Multi Bed Rx