Title Page
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Conducted on
DETAILS
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Client / Site: Barwon Water - Black Rock WRP Inlet Works Upgrade 400 Black Rock Connewarre
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Inspection Area:
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Reference: BW Technical Specification Rev 0 Clause: 38.18 Cable Ladder and Cable Tray 38.25 Earthing
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Document No. CA-CS-008 ITP No:
VISUAL CHECKLIST
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Marine grade aluminium
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GRP
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316 Stainless steel
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Adequate support on galvanised steel brackets minimum 6 mm thickness
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Adequate supports at not more than 2mt centres and intermediate supports at joints
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Adequate supports spaced such that the loaded cable tray and ladders does not deflect more than 5mm
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Segregation of dissimilar metals using 3mm insulating spacers
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All cable trays and ladder fittings, brackets, bolts, nuts, and washers shall be hot dipped galvanised steel and shall match the cable tray and ladder in use
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Where cable trays and ladders have been cut or damaged during erection, the resulting exposed metal shall be cold galvanised treated and suitable painted to prevent corrosion
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Mounted to maintain 300mm clearance between racks vertically and at least 150mm under structural sections
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Cable ladder earthed to the electrical enclosure they originate from or to a metal structure that is earthed
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Adequate size to provide 50% spare capacity
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All ladder bends, both horizontal and vertical shall have a minimum radius of 450mm for power and control cables
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Cable ladder expansion joints installed as per manufacturers requirements
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Barrier Strip installed / segregation provided
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Cables laid in cable ladder and trays, shall be arranged to minimise cross-overs
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Secured at frequent intervals by means of approve metal cable straps of adequate side and strength for the cables involved <br><br>Cables tied at suitable intervals on ladder
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All cable ties flush cut to eliminate harp edges
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Installation neat and evenly spaced
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Where cables may be exposed to UV or subject to mechanical damage, peaked covers of similar material shall be clamped to the ladder
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Installation does not impede access to walkways
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Notes/Comments
APPROVALS
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Cable Tray Installation is
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Actions to be taken:
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Entered on Punch List
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Punch list Reference Number:
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Item No:
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Person Completing the Checklist
- Greg Grima
- John Toner
- Shane Dando
- David Howard
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Signature:
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Agfab Approval By:
- Greg Grima
- John Toner
- Shane Dando
- David Howard
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Signature:
