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3rd Edition, January 2008

Complete Document

Specification for Drilling and Well Servicing Structures

Includes all amendments and changes through Change/Amendment , January 2008

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Product Details:

  • Revision: 3rd Edition, January 2008
  • Published Date: January 2008
  • Status: Historical
  • Document Language: English
  • Published By: American Petroleum Institute (API)
  • Page Count: 24
  • ANSI Approved: No
  • DoD Adopted: No

Description / Abstract:

This specification states requirements and gives recommendations for suitable steel structures for drilling and well-servicing operations in the petroleum industry, provides a uniform method of rating the structures, and provides two PSLs.

This specification is applicable to all new designs of all steel derricks, masts, guyed masts, substructures, and crown blocks.

Annex A provides a number of standard Supplementary Requirements (SRs) which apply only if specified by the purchaser.