摘要 |
A TRANSPORTER ( 1 ) FOR REMOVAL OF AN OFFSHORE PLATFORM TOPSIDES ( 16 ) FROM AN ASSOCIATED JACKET ( 17 ), COMPRISES AN OBLONG, BALLASTABLE STRUCTURE ( 1 ) WITH A U-SHAPED CROSS SECTION AND A PRISMATIC ENVELOPING SURFACE, CONSISTING OF TWO LONG SIDES ( 2 ), AN INTERMEDIATE UNDERSIDE ( 3 ) AND AN OPPOSITE OPEN UPPER SIDE. AT ONE END THE UNDERSIDE ( 3 ) HAS A RECESS ( 11 ) WHICH CAN HOLD THE JACKET ( 17 ) WHEN THE TRANSPORTER ( 1 ) IS LOCATED WITH THE UNDERSIDE HORIZONTALLY DOWN IN THE SEA ( 18 ), AND ON THE SIDE OF THE RECESS ( 11 ) THE LONG SIDES ( 2 ) HAVE CONTACT SECTIONS ( 63 ) WHICH, WHEN THE TRANSPORTER IS DEBALLASTED, CAN BE BROUGHT INTO ABUTMENT AGAINST THE PLATFORM TOPSIDES ( 16 ) AND LIFT IT, THUS TRANSFERRING IN TO THE TRANSPORTER. A BARGE ( 75 ) CAN THEN BE MOVED IN UNDER THE TPOSIDES ( 16 ), WHEREUPON THE TRANSPORTER ( 1 ) IS BALLASTED, WITH THE RESULT THAT THE TOPSIDES ( 16 ) IS LOWERED ON TO THE BARGE ( 75 ) AND TRANSFERRED THERETO. IN AREAS UNDER THE CONTACT SECTIONS ( 63 ) THE LONG SIDES ( 2 ) ARE PROVIDED WITH GUIDE RAILS ( 77 ) FOR ATTACHMENT TO SLIDE BLOCKS ( 81 ) ON THE BARGE ( 75 ), WHICH GUIDE RAILS ( 77 ) EXTEND IN THE DIRECTION PERPENDICULAR TO THE UNDERSIDE.FIGURE 1
|