Cofferdam Technology For Avoiding Dry Docking

Replacing Ship’s Shell plate (1 X 1 Mtr Permanent Insert) at a depth of 5mtr, using COFFERDAM TECHNOLOGY by avoiding the Dry Docking with IRS Class Approval.

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Anchor Chain Retrival

The 300 mtrs length of chain with 8.5 tons of anchor was traced, retreived & re fixed on to the ship (DON FRANE BULICK) without the assistance of external crane at Chennai port.

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Under Water Pipe Laying

Alignment of Intake & Outfall Pipeline Laying Using DGPS Live Tracking – Nemmeli Desalination Plant

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Under Water Pile Cutting

Using “DIAMOND CHAIN SAWING TECHNOLOGY “a damaged pile under the wharf, 1300mm dia with steel liner of 10mm thick around 7mtr length of weight 22MT, at a depth of 12 mtr was sliced at the sea bed level and removed as a single piece.

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Underwater Core Drilling – Atomic Power Plant

Core drilling at a depth of 7 mtrs on structure with outer10mm thick steel liner, 8” thick concrete in the middle and inner 8mm thick steel liner, four holes of size 4” diameter were drilled o the periphery of the structure.

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Tyco – Vsnl Underwater Fiber Optic Cable Laying

The cable laying vessel “CS TYCO DURABLE” was anchored about 1500mtrs away from shore. The optic fiber cable was towed, floated, sunk and buried 1mtr underneath the sea bed.The job involves allignment of cable before sinking using live tracking DGPS System with mapping …

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Underwater Mud Lifting / De-silting at Gudur Power plant

Sea Water Intake forebay, filterscreen and tank areas

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