VANCOUVER ISLAND PIPELINE-CONCLUSION MARINE-CROSSING SECTIONS REQUIRE EXTENSIVE SURVEYING

Henry M. Yamauchi Westcoast Energy Inc. Vancouver, B.C. Design of the marine-crossing sections of the Vancouver Island, B.C., natural-gas pipeline incorporated measures to preserve or mitigate any damage to the sensitive waters through which it would pass. This final of two articles on the project (Part 1, July 30, p. 86) discusses the marine crossing construction: the steps in its design and the options for its construction.

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