tie in project

(Tie In) Project OperationFor New 10” Pipe Line with 12” PFD-PFA Pipe

LineUnder Petrobel Offshore Maintenance Supervision

Proposal Drawing to be installed from PFD Platform SideFirst Spool = 33.69 m. from D1 to D8

Second Spool = 12.90 m. from D9 to D13

Made by Petrobel Offshore Maintenance Department

Proposal Drawing to be installed from PFA Platform SideFirst Spool = 20.5 m. from A1 to A7

Second Spool = 14.45 m. from A8 to A12

Made by Petrobel Offshore Maintenance Department

Sub-bottom profile survey to trace the pipe line

Fabricating of spool pieces for both sides of the line

Fabricating of spool pieces for both sides of the line

Fabricating of spool pieces for both sides of the line

Fabricating of spool pieces for both sides of the line

Fabricating of spool pieces for both sides of the line

Fabricating of spool pieces for both sides of the line

Laying down operation for 20.5m Spool Piece

Laying down operation for 20.5m Spool Piece

Laying down operation for 33.69m. Spool Piece

Laying down operation for 33.69m. Spool Piece

M/V Maridive 232 at the PFD platform side

Air lifting for the area between new 10” P/L laid & 12” P/L cutting point

Air lifting for the area between new 10” P/L laid & 12” P/L cutting point

Releasing concrete from point of cut At the 12” pipe line

Cut the 12” pipe line using hydraulic pipe cutter

Securing the cut pieces of the 12” P/L onboard using crane

Install mechanical connector to 12” pipe line cut side

Install fabricated 33.69 meter length spool pieces to the Mechanical with Hydra Tight

Install fabricated 33.69 meter length spool pieces to the Mechanical with Hydra Tight

Install fabricated 33.69 meter length spool pieces to the Mechanical with Hydra Tight

Install fabricated 33.69 meter length spool pieces to the Mechanical with Hydra Tight

Install fabricated 33.69 meter length spool pieces to the Mechanical with Hydra Tight

Fabrication & laying down a new spool piece with Misalignment flange

Fabrication & laying down a new spool piece with Misalignment flange

Install the spool piece with Misalignment flange to the 10” pipe line

Install the spool piece with Misalignment flange to the 10” pipe line

M/V Maridive 232 at PFA Platform side

Air lifting for the area between new 10” P/L laid & 12” P/L cutting point

Releasing concrete from point of cut At the 12” pipe line

Cut the 12” pipe line using hydraulic pipe cutter

Securing the cut pieces of the 12” P/L onboard using crane

Install mechanical connector to 12” pipe line cut side

Install fabricated 20.5 meter length spool piece to the Mechanical with Hydra Tight

Install fabricated 20.5 meter length spool piece to the Mechanical with Hydra Tight

Install fabricated 20.5 meter length spool piece to the Mechanical with Hydra Tight

Fabrication & laying down a new spool piece with Misalignment flange

Fabrication & laying down a new spool piece with Misalignment flange

Install the spool piece with Misalignment flange to the 10” pipe line

Install the spool piece with Misalignment flange to the 10” pipe line

Installing Mattresses over the pipe line spool pieces

Mechanical Connector at PFD Side during pressurizing

Misalignment Flange at PFD Side during pressurizing

Swivel Flange at PFD Side during pressurizing

PFD Side Connections Drawing

Mechanical Connector at PFA Side during pressurizing

Misalignment Flange at PFA Side during pressurizing

Swivel Flange at PFA Side during pressurizing

PFA Side Connections Drawing