SPECIAL CONDITIONS OF CONTRACT:

Tender for COMOX Rx (DC42301) Catalyst Replacement

during HGU II Shutdown 2021

Tender for Hyd-2 Unit, COMOX Reactor (DC42301) nozzle spading/blinding, opening of

top cover, Unloading of Ceramic balls and Catalyst, Internal cleaning & scaffolding for

inspection, Sock loading of catalyst and Ceramic Balls under inert(N2) atmosphere (For

DC42301) as per loading diagram provided, Sieving of unloaded catalyst, Johnson screen &

top cover box up, Hydro testing of vessels, nozzle de-spading/de-blinding as per Scope of

work, Detailed scope of work, Scope of supply, Additional condition of contract, SOR,

Tender document and as per instructions of EIC for a Period of one year from date of to

placement of order meet the requirements as per Process Engineering recommendations.

1. SCOPE OF WORK

Contractor shall arrange all necessary manpower services, Equipment such as Loading

hoppers, Vacuum module, Dust Extractor and Vibrating Screen, Special tools, tackles, safety

equipment and supervision to carry out Hyd-2 unit Reactor/Driers Catalyst Replacement

jobs( under inert atmosphere for catalyst unloading and loading) as per the detailed scope of

work. Reactor/Drier catalyst replacement jobs shall be carried out with extreme safety.

Foolproof rain protection is a must during the job so that rainwater entry shall be completely

avoided in the reactor & unloaded catalyst.

I. Preparation for the job: 1) Mobilize necessary equipment & personnel to site.

2) Complete safety induction, gate pass formalities and site permit requirements.

3) Set up equipment and test run main items like vacuum Module, Life Support

4) Module, Vibrating Screener, Dust Extractor and Nitrogen Cooler/Recycling loop etc.

5) Blind the reactor inlet and outlet lines

6) Set up nitrogen recycling pipe work & nitrogen purge lines for drums and vibrating

screener.

Nitrogen blanket will be maintained in the reactor at all times to prevent any air from entering

the system and contacting the catalyst. Following activities are to be carried out in the Inert

Atmosphere. Specialist Catalyst Technician (With Valid Inert Entry Certificate) shall

enter the Reactor using required Life Support Equipment.

II. DETAILED DESCRIPTION OF THE SCOPE OF WORK OF THE

CONTRACTOR FOR UNLOADING-(DC42301) 1) Open the Reactor Manhole DC-42301 by removing flange bolts..

2) Technician shall enter the Reactor using required life support equipment.

3) Discharge catalyst and Separated Ceramic Balls as per sized from the screener into

lined drums purged with nitrogen. After each drum is filled purge with nitrogen and

secure liners and lids. Label drums, transfer to pallets and hold in designated area for

reloading/ Disposal as per the instruction of EIC.

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4) The vessel will have to be cleaned internally and offered to MRPL Inspection.

Additionally Manpower assistance required and internal scaffolding erection with

contractors scaffolding materials required for Inspection will have to be provided by

the contractor and MRPL may consider pressure testing of the vessel after internal

inspection which will have to be carried out by the contractor .The contractor to

consider all these while quoting for the complete catalyst replacement lumpsum

charges as per SOR .Any repairs inside the vessel will be carried out by MRPL on

free of charge basis and no idle charges will be paid for this period of internal repair

of the HT Shift reactor to the contractor.

III. DC42301 COMOX REACTOR

Reactor ID: 2100MM,

Height: Approx 5400MM,

Total height from grade level: 6.68 meters

Details of Reactor bed catalyst

From Bottom to Top

DIP(mm) Catalyst drums Loading type

Estimated Estimated

A 5350

B 5250 8 Sock

C 5150 2 Sock

D 1250 67 Sock

E 1175 1.5 Sock

F 1100 1.5 Sock

IV. LOADING DIAGRAM:

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V. DETAILED DESCRIPTION OF THE SCOPE OF WORK OF THE

CONTRACTOR FOR LOADING - (DC-42301)

1) After Unloading / Screening of the catalyst and clearance from EIC set up the

Loading hopper at the reactor top. Set up life support equipment and Specialist

Catalyst Technician (With Valid Inert Entry Certificate) shall enter the Reactor

using required life support equipment for loading the reactor. 2) Catalyst loading technician to enter the reactor and mark the catalyst ,ceramic balls

levels as per instruction of EIC

3) Load the Reactor upto the required height as per the instruction of EIC level bed and

take outage.

4) Bottom ceramic balls loading needs to be done via bucket loading.

5) Maintain the Loading data sheet containing the amount / height of different

constituents loaded into the Reactor as per the instruction of EIC

6) After clearance from EIC Box up the inlet filter and Manhole with Proper Gasket and

Fasteners. Deblind the Blinded Flanges and provide assistance during start up for

Hot bolting etc.

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VI. De-Mobilization 1) Line down equipment.

2) Complete quality assurance documentation and sign off

3) Complete project report

2. CONTRACTOR’S SCOPE OF SUPPLY

1) All the Necessary Manpower services, Vacuum Unit, Tackles, Safety Equipment,

Weighing Machine, Video Inspection camera, Monitor with necessary attachments

and Supervision to carry out Catalyst Unloading & Loading Jobs.

2) Vacuum Unit including flexible hoses, attachments etc to reach the bottom of

reactor.

3) Video Camera & TV/Monitor with required cables and accessories etc

4) Specialised Catalyst Staff.

5) Catalyst Supervisor

6) Safety Supervisor

7) Inert Entry Technician

8) Nitrogen Recycling Pipework and Cooler.

9) Dust Extractor Electric c/w ducting.

10) Multi Deck Vibrating Screener Electric c/w screens.

11) Life Support Module complete

12) Oxygen / Gas Meters

13) Flexible Ladders for Vessel Entry

14) Pneumatic Chisels , Jack Hammers N2 driven

15) Ground Support Supervisor x 2

16) Mechanical Crew (Opening / Boxing up of Flanges, blinding/deblinding etc)

17) Ground Support Staff

18) Drum Roller Conveyors

19) Air/Nitrogen Hose 3/8in & 3/4in

20) Air/Nitrogen Manifolds

21) Loading Hopper and funnel suitable

22) Platform Scales

23) Small Digital Scales

24) Levels, rakes, shovels, measures, etc.

25) QA Documentation

26) Personal Protective Equipment (overalls, disposable Overalls, gloves, masks, eye

wear , Safety shoe, Safety Hemet etc required for safe execution of the job)

27) Vibratory Screening Machine.

28) Duct tape.

29) Weighing Machine.

30) Drum Liners & Ties.

31) Drum Labels.

32) Communications Equipment (Walkie Talkies).

33) Rigid Ladders (if required).

34) Rope.

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35) Diesel for Vacuum Unit.

36) Chain blocks.

37) Tarpaulins required for the execution of job.

38) Scaffolding materials required for internal or external scaffolding including erection.

39) The contractor shall arrange transportation for their manpower, tools-tackles,

equipments, consumables and material handling equipment.

40) The contractor shall arrange all the food requirements for their manpower during the

execution of the job.

41) The contractor shall keep area clean during the job. The contractor shall do the

housekeeping during and after completion of the job. The contractor shall arrange for

all kind of materials necessary for cleaning/Housekeeping like brush , Waste rags etc.

The Tools, equipment, unused consumables, scaffolding materials brought inside MRPL

premises by the contractor as part of this order can be taken back by the contractor after

the completion of the job.

(Any other items not mentioned in the scope of MRPL and necessary for the

completion of the above mentioned job will be in the scope of the contractor)

3. MRPL SCOPE OF SUPPLY

1) MRPL will provide reactor/ drier catalyst, ceramic balls, reactor packing/internals (if

required) gaskets and bolts, empty drums and pallets required for the job free of

charge.

2) Power supply (24V, 220V, 440V), lighting (Only maximum 24V hand lamps allowed

inside the Reactor/Drier) , utility water and air, if required, from the nearest available

source, however contractor shall arrange for the necessary connections as and when

required, on free of charge basis.

3) Crane, Hydra and operators/riggers, if required for job, based on availability, on free of charge

basis. 4) Scaffolding with platform, required for loading fresh catalyst from drums to Hopper, on free

of cost basis.

4. ADDITIONAL CONDITIONS OF CONTRACT

1) The Contractor shall strictly follow housekeeping practices and Safety regulations at

the place of work.

2) The contractor shall observe all safety precautions and obtain necessary work permits

before carrying out the work inside the refinery complex. All the special safety

precautions listed in work permits to be taken care of while execution of the work.

3) The Contract personnel shall maintain Discipline, Safety Standards, Commensurate

with Industrial standard In the opinion of the Engineer-in-charge, any of the contractor

personnel is found unsuitable, services of such personnel shall be discontinued and

the contractor shall provide suitable alternate personnel immediately.

4) Contractor shall collect & keep in his custody the required Tools, Tackles, etc., one

day prior to the start of the job till the completion of the job.

5) Entire Job is subject to Stage-Wise Inspection and Approval by Engineer-In- Charge/

Inspection/Process Engineering. The Job acceptance is subject to the entire

satisfaction of Engineer-in-Charge/Inspection/PE.

6) All necessary documents and as directed by EIC shall be maintained by the Contractor

& the same shall be furnished as & when required by EIC.

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7) The Contractor shall return all the special tools, equipment and other items taken from

MRPL on completion of work duly certified by the Engineer-in-charge. For any items

lost or damaged by the Contractor, the replacement cost shall be recovered from the

Contractor’s bills.

8) The Contractors are advised to go through’ all the attachments of the tender carefully

before quoting for the Job.

9) The Quantities mentioned in the SOR are indicative only. However payment will be

made as per the quantities executed and as per Schedule of Rates.

10) The contractor shall be solely responsible for the safety and health of their employees.

5. TIME OF COMPLETION

1) Contractor will be given a notice of 15 days for mobilisation & set up of equipment

at our site. Contractor should be ready to take up job as per instruction of Engineer-

In-Charge.

2) Time is of the essence for the job, hence contractor shall deploy the resources on round

the clock basis including holidays or as per instructions of EIC to complete the job

within 7 days from the date of handing over of first equipment to contractor.

However, MRPL reserves the right to suspend the activities based on the

requirement/circumstances and such suspended period will not be accounted in job completion

time.

6. PENALTY CLAUSE

I. Non-Performance Penalty:

The contractor is supposed to provide the all required resources including manpower

within seven days of request from EIC. In case the contractor fails to provide the

manpower with all necessary materials, tools, equipments & PPE’s within requested

time or delay in completion of work in all respects, the following shall apply.

The Engineer-In-Charge shall at his sole discretion may get the work done through

other contractor at the risk and cost of the contractor to whom the job had been

awarded. The contractor may not be considered for future tender in MRPL.

II. Safety Violation Penalty:

The Contractor shall strictly follow MRPL safety regulations inside the Refinery. In

case the Contractor is found to violate any safety norms like PPE violation, unsafe

act/ condition is observed, Any near-miss is reported, or Reportable Lost Time Injury is

reported, the penalty as per “Contract Workers Safety policy” will be levied. The decision of

EIC will be final in this regard.