Grou ti ng Repair of Immortelle Pla tf orm—Gro uting of Brace Members, Telescopic Sections, Stressed & Unstressed Clamps CASE HISTORY Structural Services B r i ti s h Petroleum Trinidad & Tobago (BPTT) operates the Immortelle platform located in over 70 meter s of water o?- shore in Trinidad. This ga s plat- form consist s of 23 ga s we l l s. Underwater inspec tion revealed that exi s ting conductor guide s for conducto rs 2 through

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