#drillship

Additional information about the vessels sunk by Hurricane Harvey. The Coast Guard has released photos of the towboats Sabine Pass, Sandy Point and Belle Chasse which were in Lydia Ann Channel near Port Aransas, Texas when the hurricane struck. Two vessels, Sabine Pass and Sandy Point, were washed ashore while the Belle Chasse sunk  in the Lydia Ann Channel. Each towboat had 2 empty barges which broke free during the hurricane. The barges now rest high and dry on the bank near the channel.  No reports of injuries as all 11 crew had been safely evacuated.

A drill ship rests near the entrance to the Port of Corpus Christi, Aug. 31, 2017, after running aground during Hurricane Harvey. U.S. Coast Guard photo by Petty Officer 2nd Class Cory J. Mendenhall.

Salvage efforts have been started including refloating the of the drillship Paragon DPDS 1 and other vessels sunk or aground near Port Aransas or Corpus Christi, Texas.

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A barge rests near Corpus Christi, Texas, Aug. 31, 2017, after running aground during Hurricane Harvey. U.S. Coast Guard photo by Petty Officer 2nd Class Cory J. Mendenhall.

A drill ship rests near the entrance to the Port of Corpus Christi, Aug. 31, 2017, after running aground during Hurricane Harvey. U.S. Coast Guard photo by Petty Officer 2nd Class Cory J. Mendenhall.

Several vessels are seen aground near Corpus Christi, Texas by a Coast Guard MH-65 Dolphin helicopter crew conducting an overflight, Aug. 31, 2017. The vessels ran aground as a result of Hurricane Harvey. U.S. Coast Guard photo by Petty Officer 2nd Class Cory J. Mendenhall.

Coast Guard monitors the recovery and transit of the grounded drill ship Paragon DPDS1, Sept. 4, 2017, in the Aransas Pass near Corpus Christi, Texas. After the Coast Guard approved the salvage plan for the drill ship, the vessel was recovered and towed to Gulf Marine Fabricators in Corpus Christi, Texas. U.S. Coast Guard photo by Petty Officer 2nd Class Cory J. Mendenhall.

Coast Guard monitors the recovery and transit of the grounded drill ship Paragon DPDS1, Sept. 4, 2017, in the Aransas Pass near Corpus Christi, Texas. After the Coast Guard approved the salvage plan for the drill ship, the vessel was recovered and towed to Gulf Marine Fabricators in Corpus Christi, Texas. U.S. Coast Guard photo by Petty Officer 2nd Class Cory J. Mendenhall.

Coast Guard monitors the recovery and transit of the grounded drill ship Paragon DPDS1, Sept. 4, 2017, in the Aransas Pass near Corpus Christi, Texas. After the Coast Guard approved the salvage plan for the drill ship, the vessel was recovered and towed to Gulf Marine Fabricators in Corpus Christi, Texas. U.S. Coast Guard photo by Petty Officer 2nd Class Cory J. Mendenhall.

Photo: maritime-executive.com

Photo: maritime-executive.com

Photo: maritime-executive.com

On August 25, Hurricane Harvey made landfall at Rockport, Texas. Just a short distance away, the Coast Guard reported several vessels requesting assistance or had become disabled in Port Aransas.  Below is the list of commercial vessels requiring asisstance at Port Aransas.

The tugboat Signet Constellation had partially sank and requested assistance. Four crew rescued by the Coast Guard.

The 24 meter long, 232 gt tugboat Sandy Point requested assistance with four crew rescued by the Coast Guard

The tugboat Sabine requested assistance.  Seven crew were hoisted to safety by Coast Guard helicopters and delivered to a nearby rig near Aransas Pass.

The 149 meter long, 9200 dwt drillship Paragon DPDS I was reported aground at the entrance to Port Aransas. Reports state the vessel had been laid up before the hurricane and had broken its mooring lines and drifted aground.  No details if anyone was on board the vessel at the time.

  https://www.shipwrecklog.com/log/wp-content/uploads/2017/08/DOD_104766643-448x336-452k.mp4

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Coast Guard conducts a fly over of the Port Aransas area after a search and rescue mission, Saturday, August 26, 2016 during The aircrews were launched to assist people in distress aboard the vessels Sabine Pass, Sandy Point, and Signet Enterprise. Coast Guard photo by Air Station Corpus Christi. Coast Guard photo by Air Station Corpus Christi

Coast Guard conducts a fly over of the Port Aransas area after a search and rescue mission, Saturday, August 26, 2016 during The aircrews were launched to assist people in distress aboard the vessels Sabine Pass, Sandy Point, and Signet Enterprise. Coast Guard photo by Air Station Corpus Christi. Coast Guard photo by Air Station Corpus Christi

Coast Guard National Strike Force members assess port damage and survey for potential pollution and hazmat in Corpus Christi, Texas, in response to Hurricane Harvey, Saturday, Aug. 27, 2017. The NSF provides highly trained, experienced personnel and specialized equipment to Coast Guard and other federal agencies to facilitate preparedness for and response to oil and hazardous substance pollution incidents in order to protect public health and the environment. U.S. Coast Guard photo.

Coast Guard National Strike Force members assess port damage and survey for potential pollution and hazmat in Corpus Christi, Texas, in response to Hurricane Harvey, Saturday, Aug. 27, 2017. The NSF provides highly trained, experienced personnel and specialized equipment to Coast Guard and other federal agencies to facilitate preparedness for and response to oil and hazardous substance pollution incidents in order to protect public health and the environment. U.S. Coast Guard photo.

Coast Guard National Strike Force members assess port damage and survey for potential pollution and hazmat in Corpus Christi, Texas, in response to Hurricane Harvey, Saturday, Aug. 27, 2017. The NSF provides highly trained, experienced personnel and specialized equipment to Coast Guard and other federal agencies to facilitate preparedness for and response to oil and hazardous substance pollution incidents in order to protect public health and the environment. U.S. Coast Guard photo.

Photo: uscg

Photo: Tug Sandy Point

Introduction

The offshore oil and gas industry is continuously evolving, and as drilling assets reach the end of their operational lifespan, responsible disposal becomes a critical priority. Whether it's jackup rig preparation for tow recycling, semisubmersible rig decommissioning, or finding a reliable drillship recycling cash buyer, proper planning ensures environmental compliance, cost efficiency, and maximum asset recovery.

Modern offshore rigs contain thousands of tons of steel, valuable machinery, and recyclable equipment. Selling these assets through professional marine recycling specialists not only reduces environmental impact but also provides significant financial returns. Choosing an experienced buyer helps owners navigate complex regulations while ensuring safe transportation, dismantling, and recycling.

Understanding Offshore Rig Recycling

Offshore rigs are among the largest industrial structures ever built. Once they become economically unviable or technically obsolete, they must undergo structured decommissioning and recycling.

The recycling process generally includes:

Asset inspection

Technical documentation review

Environmental assessment

Hazardous material identification

Preparation for transportation

Safe towing

Recycling yard dismantling

Material recovery

Waste disposal according to international regulations

Proper planning minimizes environmental risks while maximizing the value recovered from the retired asset.

Jackup Rig Preparation for Tow Recycling

One of the most important stages before dismantling is jackup rig preparation for tow recycling. Since jackup rigs are designed with movable legs that elevate the hull above the water, preparing them for long-distance towing requires careful engineering.

Why Proper Tow Preparation Matters

Incorrect tow preparation can lead to:

Structural damage

Hull instability

Environmental hazards

Increased insurance costs

Tow failure

Regulatory issues

Professional preparation significantly reduces these risks.

Major Steps in Jackup Rig Preparation

1. Structural Inspection

Marine engineers inspect:

Hull condition

Leg integrity

Jacking systems

Welds

Ballast tanks

Buoyancy compartments

Every structural issue must be documented before transport.

2. Equipment Removal

Non-essential equipment is removed, including:

Loose machinery

Consumables

Chemicals

Drilling tools

Spare parts

Hazardous materials

This reduces towing weight and improves safety.

3. Ballast Optimization

Ballast systems are adjusted to maintain proper draft and stability throughout the voyage.

Proper ballast planning helps prevent:

Excessive rolling

Hull stress

Uneven loading

Structural fatigue

4. Leg Securing

Jackup legs must be locked securely.

Engineers ensure:

Pin locking

Mechanical restraints

Hydraulic protection

Movement prevention

Improper leg securing can create major safety hazards during towing.

5. Tow Connection Preparation

Tow brackets, chains, emergency towing arrangements, and towing winches are inspected and certified before departure.

Environmental Compliance During Tow Preparation

Environmental regulations continue to become stricter across global shipping markets.

Preparation includes:

Oil removal

Fuel tank cleaning

Waste disposal

Hazardous material inventory

Asbestos management

PCB identification

Chemical handling

Compliance reduces environmental liabilities while meeting international standards.

Semisubmersible Rig Decommissioning

Unlike jackup rigs, semisubmersible rig decommissioning involves unique engineering challenges because these floating platforms rely on submerged pontoons and columns for stability.

Their size and complexity require extensive planning.

Initial Assessment

Engineers evaluate:

Structural integrity

Equipment value

Remaining operational systems

Hazardous substances

Marine growth

Corrosion levels

This assessment determines the safest decommissioning strategy.

Major Stages of Semisubmersible Rig Decommissioning

Well Plugging (When Applicable)

If the rig is still connected to production wells, operators ensure:

Well plugging

Cement barriers

Pressure verification

Regulatory approval

Only after well abandonment can decommissioning proceed.

Equipment Preservation

Before dismantling, reusable equipment is identified.

Common recoverable assets include:

Cranes

Generators

Mud pumps

Compressors

Navigation systems

Electrical equipment

Accommodation modules

Many of these components retain significant resale value.

Hazardous Material Removal

Professional teams safely remove:

Oil residues

Drilling mud

Chemicals

Batteries

Refrigerants

Hydraulic fluids

Radioactive sources (if applicable)

Proper disposal protects workers and the marine environment.

Floating Stability Management

Throughout decommissioning, engineers constantly monitor:

Draft

Trim

Ballast

Hull stress

Mooring condition

Maintaining stability is essential before towing the rig to a recycling yard.

Sustainable Offshore Rig Recycling

Modern recycling yards recover large quantities of reusable materials.

Typical recyclable materials include:

Structural steel

Stainless steel

Copper

Aluminum

Electrical cables

Machinery

Hydraulic equipment

Mechanical parts

Steel often represents the largest percentage of recovered value.

Drillship Recycling Cash Buyer

Finding a trusted drillship recycling cash buyer is one of the most important decisions an owner can make.

Drillships are among the most valuable offshore assets due to their sophisticated drilling equipment, propulsion systems, and onboard infrastructure.

A reputable cash buyer provides:

Immediate valuation

Competitive pricing

Fast transactions

Documentation support

Regulatory compliance

Safe delivery coordination

Recycling yard arrangements

What Cash Buyers Evaluate

Professional buyers assess numerous factors before making an offer.

These include:

Vessel Specifications

Year built

Deadweight

Gross tonnage

Steel weight

Classification status

Market Conditions

Steel prices directly influence:

Purchase value

Scrap demand

Recycling profitability

Material recovery estimates

Equipment Value

Drillships often contain valuable assets such as:

Dynamic positioning systems

Thrusters

Drilling packages

Top drives

Power generation equipment

Cranes

Living quarters

Reusable equipment increases overall asset value.

Benefits of Selling to Professional Recycling Buyers

Working with experienced recycling specialists provides several advantages.

Faster Transactions

Professional buyers streamline inspections, documentation, and payment processes.

Regulatory Compliance

Experts ensure adherence to international maritime and environmental regulations.

Better Asset Valuation

Comprehensive assessments help maximize returns by considering both scrap steel and reusable equipment.

Reduced Operational Costs

Prompt disposal eliminates ongoing expenses such as maintenance, insurance, docking fees, and crew costs.

Environmental Responsibility

Certified recycling facilities recover materials efficiently while minimizing waste and environmental impact.

Choosing the Right Offshore Recycling Partner

When selecting a recycling company, consider:

Industry experience

Transparent pricing

Global recycling network

Environmental certifications

Financial capability

Project management expertise

Proven safety record

Compliance with international standards

A reliable partner ensures every stage of recycling is handled professionally and efficiently.

Future of Offshore Rig Recycling

As offshore fleets continue to age, demand for sustainable recycling solutions is expected to rise. Advances in dismantling technology, stricter environmental regulations, and improved material recovery techniques are making offshore asset recycling more efficient and environmentally responsible.

Owners who plan decommissioning early can reduce risks, recover greater value, and contribute to a more sustainable maritime industry.

Conclusion

ONGC has significantly reshaped its Samudra Manthan tender, creating new implications for Deepwater Drilling India and offshore drilling contractors. Through its latest corrigendum, the company has removed floater and semisubmersible categories from the project scope and narrowed the requirement to one or more 3000-metre water-depth DP drillships. The decision signals a stronger focus on specialized deepwater exploration assets.

The revised structure changes both technical and commercial dynamics within Deepwater Drilling India. ONGC has reduced the firm charter period from 48 months to 36 months while retaining a 12-month optional extension. Although mobilisation fee caps have been increased, contractors now face lower revenue visibility and greater pressure to optimise asset deployment and operating efficiency.

A key feature of the amendment is the phased mobilisation schedule. The first rig must be mobilised within 180 days of the Notice of Award, while subsequent rigs will follow a staggered deployment sequence linked to 2027 timelines. This approach provides ONGC with greater operational flexibility while ensuring access to critical deepwater drilling capacity.

The removal of provisions allowing rig-category substitution further clarifies the tender structure and reduces bidder uncertainty. According to Indian Petroplus analysis, ONGC’s latest move reflects an effort to secure drillship capability without committing to a broader offshore fleet programme. As offshore exploration gains momentum, Deepwater Drilling India is expected to remain a strategic investment area for India’s upstream sector.

The latest changes to the ONGC Deepwater Rig Tender under the Samudra Manthan mission indicate a significant shift in India’s offshore exploration strategy. ONGC has revised the tender structure by narrowing the scope to 3000-meter water-depth DP drillships, removing the earlier provisions for semisubmersibles and anchor-moored floaters. This move sharpens the focus on deepwater drilling capability while reducing the complexity of fleet deployment. The revised ONGC Deepwater Rig Tender reflects the company’s effort to align technical requirements with long-term offshore exploration goals.

Another important change is the reduction of the firm charter period from 48 months to 36 months, while retaining a 12-month optional extension. This adjustment provides ONGC with greater contractual flexibility but increases risk for contractors operating high-value offshore assets. Although mobilisation fee caps have been increased, drillship owners will still need to manage deployment and investment risks carefully. The revised framework strengthens the position of specialised drillship operators while reducing opportunities for mixed-fleet bidders.

The updated mobilisation schedule also suggests a more structured deployment approach. The first rig must mobilise within 180 days of award, while additional rigs follow a phased timeline linked to future operational requirements. This creates a deployment hierarchy rather than a simple procurement exercise.The evolving ONGC Deepwater Rig Tender demonstrates ONGC’s intention to secure advanced offshore drilling capability without committing to a broader fleet programme. Indian Petroplus believes the revised structure signals a more targeted deepwater exploration strategy. This Indian Petroplus analysis indicates that specialised drillship contractors are likely to benefit most as ONGC prioritises operational flexibility, technical efficiency, and long-term offshore resource development, ONGC, Deepwater Rig Tender, Samudra Manthan, Offshore Drilling, Drillship, Deepwater Exploration.