Petroleum and natural gas industries. Modular drilling rigs for offshore fixed platforms1 Scope This document gives requirements for the design, fabrication, installation, commissioning and integrity management of modular drilling rigs on offshore fixed platforms. The modular drilling rig includes some or all of the equipment as follows: drilling equipment including a derrick mast and its controls that can be moved by skidding a drilling support structure; drilling support equipment which includes support facilities such as power supply

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NOTE 2 Additional requirements may be necessary for special applications such as electrical traction

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Standardization ensures optimum precision as well as maintenance of consistent performance

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is given in BS 5228-3 and 5

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Consultants engaged in-ground anchor design