API Specification 4F 3rd Ed. Jan. 2008 - Specification for Drilling and Well Servicing Structures

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API RP 8B 7th Ed. Mar. 2002 - Recommended Practice for Procedures for Inspections, Maintenance, Repair and Remanufacture of Hoisting Equipment - ISO 12534-2000

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API RP 53 3rd Ed. Mar. 1997 (R2004) - Recommended Practices for Blowout Prevention Equipment Systems for Drilling Wells

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API RP 59 2nd Ed. May 2006 - Recommended Practice for Well Control Operations

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