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Download Tender Document - High Commission of India, Colombo

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Development <strong>of</strong> Atchchuvali Industrial<br />

Estate in Jaffna District, Sri Lanka<br />

Specifications – Waste Water Drainage System<br />

10.7.3. Tests on Completion<br />

The testing <strong>of</strong> pipelines will be made in sections before backfilling. The pipelines will be<br />

used for conveying wastewater to the pumping stations and the treatment plants. The<br />

tests on completion will not take place until the complete system is in function. The<br />

Contractor is fully responsible for maintenance and operation until the Employer’s Taking<br />

Over in accordance with the Contract.<br />

For each section the Contractor shall allow for a three months performance-testing<br />

period. During this period the performance <strong>of</strong> all plant in accordance with the Special<br />

Technical Requirements and the treatment plant efficiency performance in accordance<br />

with the Operational Requirements shall be proved.<br />

10.7.4. Tests after Completion<br />

Tests after completion will be made during a period <strong>of</strong> one year from the date <strong>of</strong> Taking<br />

Over Certificate. During this period the Contractor shall maintain all parameters in<br />

accordance with the Technical Requirements and the Operational requirements.<br />

During the Tests after Completion the Contractor shall provide a Qualified Engineer to<br />

guide the Employer in his testing and operation.<br />

10.7.5. Description <strong>of</strong> Tests<br />

10.7.5.1. Suppliers and Samples <strong>of</strong> Materials<br />

The list <strong>of</strong> suppliers, manufactures, and sources <strong>of</strong> material selected by<br />

the Contractor in his tender and approved by the Employer shall be<br />

submitted for the approval <strong>of</strong> the Engineer before the Plant and Materials<br />

are delivered to the Site or used in the Works, as appropriate.<br />

The Contractor will not be allowed to deviate in his choice from the plant<br />

and materials included in the Contract except in exceptional<br />

circumstances and only with written approval from the Employer.<br />

In order to assess the suitability <strong>of</strong> materials for the use in the Works, the<br />

contractor shall submit samples <strong>of</strong> Materials together with all relevant<br />

information from each supplier, manufacturer or source proposed by the<br />

Contractor for review and approval <strong>of</strong> the Engineer. Submission <strong>of</strong> the<br />

samples <strong>of</strong> Materials to be used in the Works shall be as specified in the<br />

Conditions <strong>of</strong> Contract. The quality <strong>of</strong> the Materials subsequently used in<br />

the Works shall not be inferior to the approved samples.<br />

July 2012 Page 20

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