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Recommendations supplemental to the manufacturer’s instructions which should give satisfactory performance when used within the stipulated load capacities for the drilling or well servicing structure.
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This document provides guidelines and establishes recommended procedures for inspection, maintenance, and repair of items for drilling and well servicing structures, in order to maintain the serviceability of this equipment. The information in this document should be considered as supplemental to, and not as a substitute for, the manufacturer’s instructions and the recommendations in API 54.
Items of drilling and well servicing structures covered by this document include
– masts/derricks and accessories;
– substructures and accessories.
NOTE 1: Crown block sheaves and bearings are covered under API 8B.
NOTE 2: Offshore masts, derricks, substructures and accessories are not under the scope of this document relative to 6.2.4, Category IV inspection requirements.
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Please note: purchases of the secure PDF or Print+PDF formats for the this product include electronic data sheets. If you purchase the print edition, they are not included.
This document provides guidelines and establishes recommended procedures for inspection, maintenance, and repair of items for drilling and well servicing structures to maintain the serviceability of this equipment. These recommendations should be considered as supplemental to, and not as a substitute for, the manufacturer’s instructions and the recommendations in API 54. Items of drilling and well servicing structures covered are masts/derricks, substructures, and their accessories.
This includes June 2004 Errata.
RP 4G provides guidelines and establishes recommended procedures for inspection, maintenance and repair of items for drilling and well servicing structures to maintain equipment serviceability. Items covered by this publication include masts/derricks, substructures, and accessories. This edition is a general revision and includes enhanced recommendations on inspection and personnel qualifications.
Editable Microsoft Excel Data Sheet files for this standard are also available for purchase separately.
