Page 206 - Pipelines and Risers
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Installation Design                                                   179


                                                SEMI-SUBMERSIBLE LAYBARGE
                                                SEMAC         (EMC)
                                                -CASTOR0 SEI   (EM0
                                                -LB 200       (McDERMOTT)







                                                REEL SHIP
                                                -APACHE       (STENA)








                                                PIPELAY SHIPS
                                                -LORELAY      (ALLSEAS)
                                               -ETPM DLB 1601   (ETW
                                                (NO DP. REWIRES ANCHORS)







                                                DSV PIPELAY
                                               -ANY DNlNO SUPPORT
                                               VESSEL WTH DP SYSTEM  .
                                               CAPABLE OF CONSTANT PULL
                                               (NP 1O.ooO Dwr)


       Figure 12.1 Pipelay vessels available in North Sea (in  1990).
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