disi qa mos el ms cnx 001 rev 0 ms for temporary cp

7/28/2019 Disi Qa Mos El Ms Cnx 001 Rev 0 Ms for Temporary Cp

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THE HASHEMITEKINGDOM OF JORDAN

MINISTRY OF WATER AND IRRIGATIONDISI WATER COMPANY

Gama G Sistemleri Mhendislik ve Taahht A..

Gama Power Systems Engineering and Contracting Inc.

Project Title:

DISI-MUDAWARRA TO AMMAN

WATER CONVEYANCE SYSTEM PROJECT

Document Title:

METHOD STATEMENT FOR CATHODIC PROTECTION SYSTEM

INSTALLATION (Temporary)

Document Number:DISI-QA-MOS-EL-MS-CNX-001

Issue Date:14 25 OCTOBER 2010

Construction

Experts Company

)ConEx)


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THE HASHEMITEKINGDOM OF JORDAN

MINISTRY OF WATER AND IRRIGATIONDISI WATER COMPANY

Gama G Sistemleri Mhendislik ve Taahht A..

Gama Power Systems Engineering and Contracting Inc.INDEX SHEET FOR REVISIONS

Document Title: Document Number:

DISI-QA-MOS-EL-MS/CNX-001

Gama GucSistemleri:

APPROVED BY:

DATE:METHOD STATEMENT FOR CATHODIC

PROTECTION SYSTEM INSTALLATION -

)Temporary)

REVISION HISTORY

REV

NO

DESCRIPTIONS/

REASON FOR ISSUEDATE PREPARED BY

CHECKED

BY

APPROVED

BY

A Issued for Approval 1425/10/2010M.TH K.M G.S


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HashemiteKingdom of Jordan

Ministry Of Water And Irrigation Disi Water Company

Disi-Mudawarra to Amman Water Conveyance System

Project

METHOD STATEMENT FOR CATHODIC PROTECTION

SYSTEM INSTALLATION -TemporaryCONSTRUCTION EXPERTS

COMPANY Doc .No:DISI-QA-MOS-EL-MS/CNX-

001Rev 0 1 of 128

DISI-QA-MOS-EL-MS/CNX-001 Rev 0

TABLE OF CONTENTS

1. SCOPE ............................................................................................................. 2

2. PURPOSE ......................................................................................................... 2

3. DEFINITION ..................................................................................................... 2

4. REFERENCES .................................................................................................... 2

5. ROLES & RESPONSIBILITIES ..........................................................................223

6. TOOLS &EQUIPMENTS: .................................................................................. 445

7. MANPOWER ...................................................................................................... 5

8. ENGINEERING AND RESPONSIBILITIES ...........................................................556

9. MATERIALS ACQUISITION AND AVAILABILITIES ................................................... 6

10. Method of Construction -Cathodic Protection System -Sacrificial type-Temporary........ 7

11. TESTING & INSPECTIONS .................................................................................. 8


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1. SCOPEThe scope of this method statement is to detail the sequence and activities followed during the

construction and installation of the cathodic protection system temporary where needed and

define the responsibilities of the construction team

2. PURPOSEThe purpose of this method statement is to ensure that the cathodic protection installation team

is familiar with the minimum guidelines and measures to be followed during construction and

installation of the proposed temporary cathodic protection system.

3. DEFINITIONContractor :Gama G Sistemleri Mhendislik ve Taahht A. .

Sub-Contractor :Construction Experts Company .) CNX(

Project :Disi Water Conveyance Project)DISI(

4. REFERENCESJ08086FDSPCENV-03 Rev 1 :Datasheet for Temporary CP.

J08086-GEN-DET-FD-ENV-DT-20 :Typical Details Temporary CP System.

J08086-GEN-DET-FD-ENV-DT-21 :Typical Details CP standard Test facility.Subcontract agreement

PRICE SCHEDULE -Encl_4C_Description_of_Prices_Rev_1

5. ROLES & RESPONSIBILITIESThe following are job descriptions of the principal Project Field Staff personnel utilized

construction of the DISI Water Conveyance System Project of Jordan.

Project Construction Manager

Construction Superintendents, (Civil, Mechanical, Electrical, Instrumentation)

Field HSE Coordinator/Safety Designate or Safety Man

Field Quality Assurance / Quality Control Manager5.1 Project Construction Manager


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Reports to the Project Manager and/or Manager of Construction. His responsibilitiesinclude the supervision of the entire field organization including field staff and

subcontractors. He has the overall responsibility for the execution of all contract

commitments relating to the field construction activities in accordance with specific project

plans, schedules, and budgets. He has the authority to administer all field office activities

and direct assigned personnel in meeting company and project objectives.

His specific duties includes planning, organizing, and directing all field work to a successfulconclusion of the project, meeting contractual obligations and the Client's expectations

while maintaining the company's best interests. He will establish a site office, personnel

camps and any additional structures required to accomplish project goals and administerall field activities in accordance with company and departmental policies and procedures

and project specifications. He will direct material control activities and all QA/QC and

survey activities. He will administer all subcontracts and participate in all subcontract

negotiations and submit subcontractors, including any third party NDE companies for

approval to the client prior to signing contracts with subcontractors. Additionally, he will

provide jobsite interface with the Client, maintaining close liaison at all times and attend

project meetings with the client on a regular basis

He will also be responsible to provide a copy of all field reports, inspection documents, andprocedures including project activities to the client upon an agreed timeline. He will

perform any additional project related duties as required and be responsible for all project

documentation which includes document Turn-Over-Packages and OEM Manuals.

5.2 Construction Superintendents The Construction Superintended reports to the Project Construction Manager. His

responsibilities include the supervision of, filed supervisors, Craft Personnel and

Subcontractors. He is responsible for the day to day coordination of all construction

activities related to physical progress and productivity.

Specific Duties includes but not limited to organizing and directing all constructionactivities, supervising assigned staff personnel and establish daily productivity goals,

monitor productivity and initiate remedial action where required. He will assist in

preparation of reports; participate in all coordination, scheduling, safety and progress

review meeting. He is responsible for interfacing with engineering and assuring that the

latest drawing and document revisions are circulated to project personnel. He will also be

responsible for interpreting drawings and specifications for field personnel and

subcontractors and coordinates resolution of engineering problems with the appropriateengineering staff and the client. He will also notify QA/QC personnel in all QA/QC activities

including any deficiencies found during construction. He is also responsible for

development of field test data and punch lists.


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5.3 Field HSE Coordinator The Safety Coordinator reports to the Project Construction Manger and is responsible for

Project Safety and the implementation of an effective safety program, including initiating a

daily Job Safety Analysis (JSA). Where the Clients safety re quirements are more stringent

that the contractors safety program, the clients safety program will be met. He is

responsible for establishing first aid facilities and the requisition of all necessary safety, first

aid and fire prevention equipment required to have an effective project safety system in

place.

He is responsible for maintaining a continuous inspection of the jobsite and report anyunsafe acts or conditions to the responsible supervisor. Serious violations must bereported immediately to the Project Construction Manager and the client. He will preview

and monitor all subcontractor safety programs and provide assistance upon request. He

will also organize, train and attend weekly safety meetings for all levels of supervision and

investigate all accidents and submit accident reports as required by law and client safety

policy. He will maintain all safety records and issue Monthly safety reports.

.

5.4 QA/QC Coordinator The QA/QC Manager is responsible to the Project Manager in all activities pertaining to

quality. He is responsible for the daily activities and supervision of filed QC Inspectors.

He will supervise and/or perform inspections of work, in progress and completed toconform to project drawings, specifications, applicable Codes and Standards and keepingwith the requirements of good industry practices. QA/QC Coordinator is responsible for

technical aspects on site and coordination with client inspections, witness and hold points.

He is responsible for performing audit of subcontractor's inspection reports, logs and other

documentation to assure conformance with Project Specifications. He will review all NDE

records and radiographs of weldments, coating applications, trenching and any additional

requirements to meet project quality assurance goals and practices. He will monitor and

inspect diverse segments of work, including, but not limited to surveying, soils, concrete,

structural steel, equipment, piping, electrical and instrumentation.

Perform hands on inspections and witness tests and keep documents in an organized

fashion for final turn-over of project documentation. Be prepared for client audits which

can be performed without audit notification. Maintain master files containing all inspection

and test documents.

6. TOOLS &EQUIPMENTS:Tools &equipments to be used during installation work


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Description Role and usage area

Excavator Widening the pipe trench where anode bed exists-part time

Water Tank for anode bed preparation-Part Time

Pickup Materials and tools delivery-Fully Dedicated

Pin Brazing Machine Prepare and accomplish pin welding on the pipe work as required.

Hand Tool Kit For fastening, cable tightening, etc ...

Safety PPE For all personnel

AVO Meter For testing (continuity, Voltage, Ampere, etc)

Megger For Insulation Test -applied for multi core cables only

7. MANPOWERDescription NO.

Electrical Site Engineer 1

Cathodic system Foreman 1

Technician 2

Un-skilled labor 4

Driver 1

8. ENGINEERING AND RESPONSIBILITIESGama responsibility is to identify the location where the temporary cathodic protection is required

based on the soil resistivity test which will be performed by Gamacontractor.

All installation shall be as per J08086-GEN-DET-FD-ENV-DT-20 and J08086FDSPCENV-03 Rev 1

Datasheet for Temporary CP.


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SHOP DRAWINGSAs long as the design drawings are comprehensive in enough manners but the following shop

drawings maybe generated to detail the work and assure the quality of work:

Shop drawings for the location of the system )survey plan (will show thecoordinates of all items which will be installed underground.

Shop drawings for the Test Post foundation Reinforced concrete. Shop drawing for above ground marker )temporary (.

9. MATERIALS ACQUISITION AND AVAILABILITIESSince all materials will be supplied by Gama and the sub-contractor role is to install the system

under supervision of Main contractor's experts; the Materials to be used shall have to be cross

checked between the sub-contractor and contractor prior commencing the installation and assure

the followings:

All materials required are available at site )storage (. All materials required have been inspected and checked against the validity for installation.

MATERIALS USAGE )LIST AND DESCRIPTION)

With reference to project contractual documents the Materials to be used shall be as

the following List:

ID Description Supplied By Installed By Quantity

)Tentative(

001 Pre-packed Magnesium

Anode

GAMA CNX 4

002 Anode cable line tap C/W

self-amalgamating Tape

GAMA CNX 4

003 1 cm2 Coupon GAMA CNX 1

004 10mm2 XLPE/PVC Single

Core Multiple Stand cable.

GAMA CNX ~=60 Meter

005 M8X10mm2 Pin BrazingCable Lug

GAMA CNX 3

006 MCL Polyurethane GAMA CNX 2LIT

007 Cable Lugs/Ties/Markers, GAMA CNX As required


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etc

008 Reed Switch GAMA CNX 1

009 Test Post GAMA CNX 1

10. Method of Construction -Cathodic Protection System -Sacrificial type-Temporary .

After identifying the location of the temporary cathodic protection system the following

procedures will take place sequentially.

1. Check the readiness of the site for installation.2. Marking the location of system installation on site and to be inspected by contractor

)Gama.)

3. Widening the trench of pipe line at the area marked above as per drawings J08086-GEN-DET-FD-ENV-DT-20A.

4. Identify the location of the TCPS )Temporary Cathodic Protection Station(as per sitecondition.

5. Deliver the materials to site which inspected under clause 9 above.6 Area of attachment to the pipe shall be ground to bright metal and pins shall be attached

within the ground area.

Prior to attaching pins, a test plate shall have 5 pins welded to the test plate. The pins shall

then be bent or hammered to a 90angle. No pins shall be welded to the pipe until a successful

test has been performed.

5.6.Pipe surface preparation to attach cable(s )to the pipe using pin brazing technology (Conexwill provide only the tools )the following to be supplied by GAMA:

a. Brazing Pins.

b. Cable Lugs as required.c. Cables as required.


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d. Coating repair patch/mastic filler.6.7.Magnesium anodes to be installed as per J08086-GEN-DET-FD-ENV-DT-20A.7.8.Cables to be installed with identifications and tagging.8.9.Cables to be tested )continuity, megge.(9.10. Coating and repairing for the brazing location on pipe.10.11.Initial backfill over anode installation.

Notes:

All installation above to be done before pipes testing (hydrostatic, holiday, etc All installation above to be done by Contractor witnessed by GGS. TCPS to be installed after completing full backfill at that area of system installation and land re -

instating.

11. TESTING & INSPECTIONS Testing Testing & commissioning shall be performed by Contractor experts. Subcontractor is responsible to install the system as per Drawings, Project documents and

procedures in project tender documents; where CNX will not be responsible about the system

performance and design deliverables.

InspectionsRefer to ITP plan Ref# )DISI-QA-EL-CNX-016 ) Comment [b1]: Please submit the me

ITP.


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disi qa mos el ms cnx 001 rev 0 ms for temporary cp

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