Cable Tray Installation Procedure.doc 45b2c

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TITLE: INSTRUMENT CABLE TRAY AND CONDUIT INSTALLATION REV.

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CABLE TRAY AND CONDUIT INSTALLATION

APPROVED (WORK CAN PROCEED)

APPROVED WITH COMMENTS (DOCUMENT TO BE PROCEED, PROVIDED IMPLEMENTED)

REVISED. AFFECTED WORKS CAN THAT COMMENTS ARE PROPERLY

REJECTED (DOCUMENT

TO BE REVISED. AFFECTED WORKS CAN NOT PROCEED UNTIL APPROVAL IS OBTAINED)

THIS APPROVAL DOES NOT SUBCONTRACTOR FROM HIS OBLIGATIONS & RESPONSIBILITIES

RELIEVE THE CONTRACTUAL

DATE _________ SIGNATURE ________________ HUKKERI SUBHASH (QA/QC MANAGER)

PROJECT:

CLIENT:

EMETHANEX DAMIETTA 1 METHANOL PROJECT

TECHINT / EMETHANEX

ISSUE STATUS

00

12-02-2009

FIRST ISSUE

REV

DATE

DESCRIPTION

HUKKERI

PREPARED

APPROVED

SIGNATURE

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TABLE OF CONTENT 1. SCOPE........................................................................................... ...............................3

2. REFERENCE DOCUMENTS.................................................................................. ......3 2.1 CONTRACTOR’S DOCUMENTS............................................................................3 2.2 PETROJET PROCEDURES................................................................................... 3 3. ABBREVIATION....................................................................................... ....................3 4. DUTIES AND RESPONSIBILITIES.......................................................................... ....4 4.1 INSTRUMENT CONSTRUCTION MANAGER.........................................................4 4.2 SITE QA/QC MANAGER........................................................................................4 5. MATERIALS.................................................................................... .............................4 5.1 LADDER TYPE CABLE TRAYS.............................................................................4 5.2 STANDARD SIZES................................................................................................4 5.3 CONDUITS.............................................................................................................5 6. MATERIAL RECEIVING, HANDLING AND STORAGE..............................................5 7. WORK PROCEDURE................................................................................... ................5 7.1 PRELIMINARY CHECKS........................................................................................5 7.2 CABLE TRAY INSTALLATION...............................................................................5 7.3 CONDUIT INSTALLATION.....................................................................................7 7.4 TOUCH UP

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PAINTING...........................................................................................7 8. INSPECTION................................................................................... .............................7 9. SAFETY ACTION PLAN............................................................................................. .8 10. DOCUMENTS.......................................................................... .....................................8

1.0

SCOPE

This procedure describes the general requirements and principals that shall be performed during the handling and installation of instrument cable trays and conduits for "Emethanex Damietta 1 Methanol project" located at Damietta port free zone area.

It is be used in conjuction with all other procedures, specifications and drawings.

The main objective of this document is to ensure that site activities is carried out:     

In accordance with specifications and drawings. Using qualified personnel. Using the material, which are kept under control from the receiving throughout the entire working cycle. Performing all tests and inspections required. All nonconforming / damaged materials are detected, identified and

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segregated till the resolution of the non conformance.

2.0

REFERENCE DOCUMENTS 2.1

CONTRACTOR'S DOCUMENT

2386-0000-TO-E-03-0017 2386-0000-TO-E-03-0018 2386-0000-TO-E-02-0001 2386-0000-TO-E-02-0002 2.2 PETROJET PROCEDEURES 2386-0000-SO-X-05-P001 2386-0000-SO-X-05-P006 2386-0000-SO-X-05-P010 2386-0000-SO-X-05-P010 3.0

M.R. Conduits & Accessories. M.R. Cable tray & Accessories. General Spec. Electrical system Design cri General Spec. Electrical system Project Quality Plan Inspection and Test Plan-E&IC Non Conformity Procedure Calibration Procedure

ABBREVIATION

QC: ITP: NCR:

4.0

buildin g

Site Quality Control Inspection &Test Plan Non Conformance Report

DUTIES AND RESPONSIBILITIES 4.1 INSTRUMENT CONSTRUCTION MANAGER The construction Manager shall be responsible to implement this procedure for the over-all direction, and co-ordinate with Q.C manager for monitoring, coordinating and control of all the construction activities related to the instrument cable tray and conduit installation. 4.2 SITE QA/QC MANAGER The QA/QC manager shall be responsible to implement this procedure for the necessary inspections and tests to be carried out for all the activities involved in instrument cable tray and conduit installation.

5.0

MATERIALS 5.1 LADDER TYPE CABLE TRAYS  Hot Dip Galvanized

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5.2 STANDARD SIZES The cable trays shall have following standard sized: Width: 300 or 600 mm Depth: 100 mm

5.3

CONDUITS: Hot Dip Galvanized

6.0

MATERIAL RECEIVING,HANDLING AND STORAGE Material receiving, inspection, handling and storage shall be managed in accordance With "Material Receiving Inspection Procedure -2386-0000SO-X-05-P008" –and "material handling, storage and preservation procedure-2386-0000-SO-X-05-P009"

7.0

WORK PROCEDURE 7.1

Preliminary Checks According to the sequence and the schedule of construction activities, the following preliminary checks shall be carried out before the start of any activity to :

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     

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Availability of experienced, qualified and trained personnel for the work. Availability of necessary construction equipments for the work. All the applicable documents such as drawings, specification, standard, codes to be used for construction are listed, available and controlled. All the details and requirements are according to the latest and approved construction drawing. Area is inspected, released and accepted. Availability of approved inspection forms prior to perform inspection and testing activities.

7.2 CABLE TRAY INSTALLATION the material for correct type, size, marking, conformity to drawing and no evident damage. that the cable tray and accessories are clean and free from sharp protection. Prior to starting the installation identify and mark the location of s according to AFC Drawings and typical drawings. Install the s as per drawing and anchor to the floor and/or roof. The shall be rigid and vertical. Check the verticality prior to anchoring. Install the brackets at correct level and fasten to vertical column using spring mountings.

Expansion t shall be installed as indicated in the drawing. Brackets shall be installed in such manner that it vertical to the main member. Cable tray elevations shall be as per drawing and according to specified cable voltage levels .voltage levels shall be as below: The trays shall be stacked in succeeding voltage levels with highest voltage level at the bottom. The sequence of arrangement of cable trays from top to bottom is: Install the cable trays on the brackets such that trays are horizontal and in full with brackets. Fasten the trays rigidly to . Clearance:

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Vertical clearance between stacked trays, bottom to bottom shall be 250mm or as specified in the drawings or in specification. Clearance between the top of highest cable tray and ceiling, beams or over head structure shall not be less than 200mm. Clearance between the bottom of the lowest cable tray and ground shall not be less than 50mm. The access way between the cable trays or between a wall and the cable trays

The clearance to any insulated line or hot process piping shall be min.300mm. Where the cable trays are installed directly over the equipments, the vertical clearance between the top of equipment and bottom of the cable tray shall not be les than 600mm. The minimum distance between the s shall not exceed 2m. The cable tray change in direction and level accessories such as elbow, tee, X, V ts shall be of manufacturer standard make and shall be installed in line and fastened. Divider plates where required, shall be installed as per drawing as barrier to separate different voltage level cables. Cable tray shall be electrically continues and shall be bonded to earth every three sections. Top cable trays shall be protected after cable installation with cover to avoid any damage form falling objects . 7.3 conduit installation Install the conduits is limited between cable trays or under ground duct bank to equipments or instruments or in buildings. Material shall be rigid hot dip galvanized or flexible or PVC depending on the location as per drawing and/or specification. Conduit size shall not be less than 20 mm inside diameter. Install the conduits at right angles to beam or wall and fasten to structure s shall be made of galvanized steel profile or PVC.

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Conduits with vertical bottom entry to cable tray shall be sealed with compound to prevent ingress of liquid. Straight runs of conduit shall have pull boxes every 20m max. Conduits shall be kept at least 300 mm away from parallel run to steam or hot water pipes or surfaces. Spare conduits shall be capped or plugged. 7.4 TOUCH UP PAINTING Cut surfaces of cable trays shall be protected with cold zinc rich paint. The paint shall be of approved make and type. 8.0

INSPECTION Inspection and tests shall be carried out after completion of each phase of work as per stages identified in the ITP and reports shall be prepared following shall be covered as minimum:

 Type and size of cable tray  Conformity of material and no evident damage  Conformity of position  Alignment of s, trays and fastening  ing structure are sufficient to ensure deflection  Separation of trays as per voltage level  Expansion ts where required are in place  Touch up paint to damage made by cutting and slicing  Visual inspection for sharp edges and projections which could cause damage to cable  Cable tray system is electrically continuous and bonding straps have been installed  Completeness of cable tray system as per drawing  Cable tray covers installation. The convocation / notification to contractor and client shall be made in compliance with the intervention points identified in the ITP and shall be managed in strict compliance with specifications and / or minimum quality requirements. All non conforming works shall be managed as per the non conformity control procedure 2386-0000-SO-X-05-P0010 and corrective action shall be initiated, monitored and closed out. After each activity, ITP shall be signed by all parties for witness & hold points, reports shall be generated and signed. 9.0

SAFETY ACTION PLAN JSA has to be prepared and submitted to contractor approval prior to start of

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activity. Petrojet safety supervisor shall carry out safety site inspections to ensure that the safety requirements are strictly adhered during and after the civil works as per HSE plan 2386-0000-SO-X-04-P003 and 2386-0000-SO-X-04P004 construction environmental plan. 10.0

DOCUMENTS

All the documents as mentioned in ITP shall be prepared and maintained. Review of final documentation and traceability of quality records of system.