scope of work & specification - GAIL (India) Ltd.
scope of work & specification - GAIL (India) Ltd.
scope of work & specification - GAIL (India) Ltd.
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iii) All Purchase documents.<br />
iv) All System documents including hardware and s<strong>of</strong>tware documentation.<br />
2.1.3 Procurement/Supply, Factory testing and Acceptance<br />
a) Engineering for procurement shall include preparation <strong>of</strong> various material requisitions which shall<br />
include process data sheets, typical data sheets for instruments, instrument standard <strong>specification</strong>s,<br />
special requirements etc., evaluation <strong>of</strong> <strong>of</strong>fers received from various manufacturers/vendors,<br />
preparation <strong>of</strong> Technical Bid Analysis, preparation <strong>of</strong> purchase requisition and review/approval <strong>of</strong><br />
vendor drawings, incorporation <strong>of</strong> <strong>GAIL</strong> comments.<br />
b) All Instrument items and Gas metering systems shall be procured from vendor list attached elsewhere<br />
in this package. Bidder must desist from procuring any items from vendors not approved by <strong>GAIL</strong>.<br />
Approval <strong>of</strong> vendor list must be obtained from the <strong>GAIL</strong> before initiation <strong>of</strong> procurement for all such<br />
items.<br />
c) Bidder shall prepare purchase requisitions for all instruments/ systems which shall consist <strong>of</strong> a<br />
consolidated purchase document including all purchase <strong>specification</strong>s including data sheets, special<br />
instructions/ requirements (if any), standard <strong>specification</strong>s/purchase <strong>specification</strong>s, testing<br />
requirements, quality requirements etc. All purchase requisitions shall be furnished to <strong>GAIL</strong> for<br />
information/review/approval as applicable.<br />
d) Factory Acceptance Test (FAT) and calibration <strong>of</strong> all instruments shall be carried out by the bidder.<br />
<strong>GAIL</strong> / its representative shall witness testing <strong>of</strong> any or all items at various stages during manufacture<br />
and/or at final stage before shipment at their discretion. Testing shall be carried out as per approved<br />
procedures. No instrument shall leave manufacturer’s <strong>work</strong>s without factory acceptance test.<br />
2.1.4 Installation, Field Calibration/ Testing and Commissioning<br />
a) Installation in side the skid<br />
i) Bidder shall carryout installation <strong>of</strong> all instruments in the skid as described in section 11 <strong>of</strong> this<br />
document. Installation shall include but not limited to installation <strong>of</strong> all field instruments,<br />
installation skid assemblies explained in this package, installation <strong>of</strong> junction boxes,<br />
interconnection between instruments and junction boxes, fabrication, laying and painting <strong>of</strong> cable<br />
trays, laying <strong>of</strong> all single pair and multi pair cables in the skid, tagging, ferruling, glanding and<br />
pair/core identification <strong>of</strong> all field cables.<br />
ii) Distribution <strong>of</strong> power to various instruments in the skid from single point in the skid.<br />
iii) Installation shall be carried out as per <strong>GAIL</strong> standards or as recommended in the packages. For<br />
special instruments, the installation may be carried out as per vendor/ manufacturer’s<br />
recommendations however all such installation standards shall be subject to <strong>GAIL</strong>’s review.<br />
iv) Bidder <strong>scope</strong> <strong>of</strong> <strong>work</strong> shall include earthing cable/strips (as applicable) etc. in the skid, as per the<br />
requirements <strong>of</strong> various instruments.<br />
b) Bidder shall quote for man day rates as per Scope defined in Annexure I for Installation supervision<br />
and commissioning <strong>of</strong> the complete skids. The quoted man-day rates shall be valid for 3 years from<br />
date <strong>of</strong> issuance <strong>of</strong> FOI for installation supervision and commissioning. Bidder shall depute qualified<br />
and competent person for installation supervision / commissioning.<br />
c) Testing & Calibration<br />
Bidder <strong>scope</strong> <strong>of</strong> <strong>work</strong> includes testing <strong>of</strong> all items and systems including impulse lines, pneumatic<br />
signal tubes and instrument cables and special instruments/ items if any. Bidder shall also carryout<br />
calibration <strong>of</strong> all instruments as per the requirements specified in section 4.5 <strong>of</strong> this document.<br />
Testing and calibration <strong>of</strong> Gas metering system shall be as described elsewhere in the document.<br />
d) Commissioning<br />
It is the responsibility <strong>of</strong> Bidder to co-ordinate and make available the services <strong>of</strong> vendors/ subvendors<br />
for gas metering system package, control system, etc. and other special instruments like Gas<br />
Chromatographs, Gas meters, Flow computers, Pressure regulators/Monitor during installation,<br />
testing, site acceptance, startup/commissioning <strong>of</strong> the station.
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