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Download Tender Document - High Commission of India, Colombo

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

Jaffna District, Sri Lanka - Phase 01<br />

<strong>Tender</strong> Issue<br />

Bill No. 07: Sewer Disposal System<br />

Page B7 / 3<br />

Item No. Description Qty. Unit<br />

7P2<br />

SEWER DISPOSAL PIPE NETWORK<br />

Supplying, laying and jointing or fixing in position<br />

PVC pipes, fittings and specials, complete as<br />

shown in drawings and as directed. Rate to<br />

include for necessary additional excavation,<br />

preparation <strong>of</strong> surfaces, disposal <strong>of</strong> excavated<br />

material, upholding sides <strong>of</strong> excavation,<br />

backfilling, removal <strong>of</strong> dead services if any.<br />

Rate<br />

LKR<br />

Amount<br />

LKR<br />

Contractor shall refer to the drawings,<br />

specifications, notes, measurement and rate<br />

clauses and trade preambles before pricing.<br />

The contractor shall submit shop drawings for<br />

the approval <strong>of</strong> the Engineer, prior to<br />

commencing <strong>of</strong> the work.<br />

Unless otherwise specified by the drawings and<br />

the specifications:<br />

Unplasticized polyvinyl chloride (uPVC) pipes<br />

shall be used in the plumbing installation and<br />

they must conform in every respect to the<br />

requirements <strong>of</strong> SN8 <strong>of</strong> BS EN 1401-1-1998 or<br />

the relevant standards.<br />

All fittings and pipe specials used in the<br />

installation shall be suitable and compatible<br />

with all respects to the pipe line to which<br />

fittings and specials are fixed.<br />

Samples shall be provided for approval by the<br />

Engineer prior to purchase <strong>of</strong> all materials.<br />

Note<br />

Note<br />

Note<br />

Note<br />

Note<br />

Note<br />

Unless otherwise measured separately, rates for<br />

pipe work shall include for:<br />

Complying with the relevant, standard and<br />

regulations <strong>of</strong> the local authority and or any<br />

other relevant authorities.<br />

Allowing necessary work spaces, any<br />

additional excavation and back filling required<br />

during testing and commissioning and<br />

complying wih any other requirements as per<br />

the specifications.<br />

Supply and laying <strong>of</strong> pipes to falls.<br />

Connection to sides <strong>of</strong> manholes etc.<br />

Providing sleeves where pipes pass through<br />

walls, foundations etc.<br />

Providing GI sleeves as required for pipe<br />

protection where pp pipe is left exposed.<br />

Note<br />

Note<br />

Note<br />

Note<br />

Note<br />

Note<br />

Package 4: Waste and Sewer Disposal System<br />

Sewer Pipe Network

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