PRESSURE PIPES AND APPURTENANCES

40.1 GENERAL

40.1.1 The Scope of Works

The work included in this Section consists of manufacture, factory testing and witnessing by the Employer and or the Engineer and supply and delivery of pipes, fittings, valves, specials and other pipeline materials as specified here-in.

All pipeline materials shall be supplied by the Contractor, unless otherwise indicated in these documents or instructed by the Engineer.

All materials and equipment supplied shall be suitable for use under conditions prevailing at the site of the Works.

40.1.2 Shop Drawings

A. General

In addition to re-submitting all data required in the Tender the Contractor shall submit for approval detailed shop / construction Drawings together with other required information specified in accordance with the requirements specified in this Section.

Within 4 weeks of the date of acceptance of his Tender, the Contractor shall submit for the Engineer's approval a detailed program for submission of drawings, manufacture, testing, witnessing and delivery of pipes, fittings, valves and other pipeline materials to achieve the completion of the Works within the Contract period. Any deviations from the program shall be notified to the Engineer, but will not relieve the Contractor of his obligations under the Contract.

B. Shop Drawings

Shop Drawings, complete with material, grade and class for all pipes, fittings, joints and coatings shall be submitted. Detailed catalogue and engineering data sheets shall be submitted for all components such as flexible couplings, rubber gaskets, and insulating joints.

Shop Drawings for valves and miscellaneous components shall be complete with bill-of-materials showing kind and class of materials and catalogue and engineering data showing compliance with the specified requirements. In addition shall submit:

a) Instructions and Certificates for each type and model of valve:

- Assembly instructions and spare parts list

- Preventative/ corrective maintenance instructions

- Certificate of seat compatibility with entailed fluid exposure

b) Erection Drawings including the procedures to be used in setting, supporting, and/ or anchoring the valves, the fitting of line pipe to the valves for proper coupling and for adjusting