HomeDefenceHSL revitalizes 36-year-old ONGC drill ship in record time

HSL revitalizes 36-year-old ONGC drill ship in record time

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Hindustan Shipyard Ltd revitalized 36 year old ONGC Drill Ship Modu Sagar Bhushan giving the vessel a new lease of life. 

The vessel completed major SOW on schedule and cleared all sea trial in first attempt recently. The ship will now be made ready for delivery and handing over to customer by Sept 23. 

Scope of work for repair on vessel undertaken by HSL was enormous which was multi folded to 3-4 times of contractual scope during its period of repair as the work commenced. 

Some of the major work includes renewal of all Main Power Packs required for Power generation & propulsion of the vessel along with associated auxiliaries, refurbishment of the Anchor Winches handling system which is the most critical equipment for vessel’s drilling operation, refurbishment of Steering Gear system, more than 1500 tons of steel renewal. 

All major drilling related equipment were also refurbished /renewed thereby giving a fresh lease to operational role of the vessel. 

The entire scope of work was completed in 10 months. 

Adding to the fact, Mobile Offshore Drilling Unit (MODU) Sagar Bhushan was built at Hindustan Shipyard in 1987 in collaboration with Japan and is the only drilling vessel constructed in India. 

She has served ONGC for 36 years since its commissioning. During its deployment in May 2021 in Arabian Sea off Mumbai coast, this vessel was hit by extremely Severe Cyclone Tauktae. 

Under the impact of the cyclone, the vessel suffered extensive damages to its critical systems. At one point of time, decommissioning of the vessel was under consideration considering extensive damage to the vessel. 

Subsequently, HSL won the order for execution of dry-docking & cyclone damage repairs of the ship through a competitive tender.

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