NOI 23350 - Supply and delivery of Ductile Iron Articulated Split Pipe

Description of Required Product or Service
British Columbia Hydro and Power Authority (“BC Hydro”) requires the supply and delivery of Ductile Iron Articulated Split-Pipe for submarine cable support. The Ductile Iron Articulated Split-Pipe must meet the following minimum requirements:

1. The split-pipe design shall ensure physical protection of submarine cables installed in saltwater, in high wave energy areas , in sub-tidal zones, in areas where sediment mobility can expose buried cables
2. The split-pipe sections shall connect and interlock by hook and pin arrangement and articulated /by ball and socket connection that allows a flexible connection but restrict cable bending to at least 1.5 m. The two parts shall be identical
3. Shall fit on a cable with 66 mm diameter
4. The split pipe shall have a minimum wall thickness of 9 mm
5. The split pipe shall be made from Spheroidal Graphite Cast Iron ISO 1083 with:
a. Minimum tensile strength of 400 N/mm2
b. Yield point (minimum) 200 N/mm2
c. Minimum elongation at break of 15%
6. The manufacturer shall have completed the following type tests:
a. Bend test 15 ton
b. Crush test 15 ton
c. Impact resistance: 12 m drop test of 26 kg
d. Brinell hardness, and
e. chemical composition.
7. Stainless steel SS316 bolts, washers nuts to be included at least for every 5 m
8. Maximum section length 0.5 m
9. Minimum expected life in the environment detailed at point 1: 20 years

Proposed Contract Award Notice is hereby given by BC Hydro and Power Authority of its intent to direct award a contract to Vortex Qing’Dao Co. Ltd., to supply the above-noted BC Hydro requirements. The contract is expected to supply and deliver Ductile Iron Articulated Split-Pipe for submarine cable support to the BC Hydro Victoria District Office at 4400 West Saanich Road, Victoria, BC.