Definition(s)

Mobile Offshore Drilling Unit

Mobile platform, including drilling ships, equipped for drilling for subsea hydrocarbon deposits and mobile platforms for purposes other than production and storage of hydrocarbon deposits

  • Note 1 to entry: Includes mobile offshore drilling units, drill ships, accommodation units, construction and pipe-lay units, well servicing and well stimulation vessels.

Source: ISO 17776:2016, Petroleum and natural gas industries — Offshore production installations — Major accident hazard management during the design of new installations, Second Edition, December 2016. Global Standards

Mobile Offshore Drilling Unit (MODU)

A vessel capable of engaging in drilling or well workover operations for the exploration or exploitation of subsea resources.

Source: API RP 54, Recommended Practice for Occupational Safety for Oil and Gas Well Drilling and Servicing Operations, Third Edition, August 1999 (2007). Global Standards

Source: API RP 75, Recommended Practice for Development of a Safety and Environmental Management Program for Offshore Operations and Facilities: Upstream Segment, Third Edition, May 2004. Global Standards

 

Mobile Offshore Drilling Unit (MODU) or Unit

Mobile offshore drilling unit (MODU) or unit is a vessel capable of engaging in drilling operations for the exploration for or exploitation of resources beneath the seabed such as liquid or gaseous hydrocarbons, sulphur or salt.

Source: IMO Resolution A.1079(28), Recommendations for the Training and Certification of Personnel on Mobile Offshore Units (MOUs), Adopted on 4 December 2013, International Maritime Organization, Regulatory Guidance

Source: IMO Resolution A.1023(26), Code for the Construction and Equipment of Mobile Offshore Drilling Units (2009 MODU Code), 2009. Global Standards

Source: IMO resolution MSC.267(85), International Code on Intact Stability, 2008 (2008 IS Code), 4 December 2008, International Maritime Organization. Regulatory Guidance

 

Mobile Offshore Drilling Unit

Structure capable of engaging in drilling and well intervention operations for exploration or exploitation of subsea petroleum resources.

Source: ISO 19901-7:2013, Petroleum and natural gas industries – Specific requirements for offshore structures – Part 7: Stationkeeping systems for floating offshore structures and mobile offshore units. Global Standards

 

Mobile Offshore Drilling Unit or Unit

Mobile offshore drilling unit or unit means a vessel, except a public vessel of the United States, capable of engaging in drilling operations for the exploration or exploitation of subsea resources that is

  1. Seagoing and 300 or more gross tons and self-propelled by motor;
  2. Seagoing and 100 or more gross tons and non-self-propelled;
  3. More than 65 feet in length and propelled by steam

Source:  Mobile Offshore Drilling Units, 46 CFR 107-109 (2013). Regulations

 

Mobile Offshore Drilling Unit or MODU

Mobile offshore drilling unit or MODU means a vessel, other than a public vessel of the United States, capable of engaging in drilling operations for exploration or exploitation of subsea resources.

Source: Outer Continental Shelf Activities, 33 CFR 140-147 (2013). Regulations

 

Mobile Offshore Drilling Unit

Mobile offshore drilling unit (MODU or unit) is a ship capable of engaging in drilling operations for the exploration or exploitation of resources beneath the sea-bed such as liquid or gaseous hydrocarbons, sulphur or salt.

Source: IMO Resolution MSC.267(85), adoption of the International Code on Intact Stability, 2008 (2008 IS Code), 4 December 2008, International Maritime Organization. Regulatory Guidance

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