Understanding the Scope, Technical Guidelines, and Compliance Aspects of API’s Environmental Bulletin API Bull E4-2003, formally titled Environmental Guidance for the Worldwide Oil and Gas Industry, is a seminal publication by the American Petroleum Institute (API) that delivers comprehensive environmental…

Understanding the Scope, Technical Requirements, and Compliance Notes for API Bulletin E1 API Bulletin E1 (1990), together with its 1991 errata, provides essential guidance for the application of API Specification 6A (Wellhead and Christmas Tree Equipment) to subsea systems. As…

A comprehensive technical review of the scope, inspection requirements, and compliance protocols defining well control equipment maintenance. API Bulletin E2-2006, formally titled Well Control Inspection Checklist: Blowout Prevention Equipment for Drilling and Workover Operations, serves as the definitive standardized checklist…

A Comprehensive Technical Guide to Testing Dimensional Stability of Oil-Well Cement Slurries Under Atmospheric Conditions In oil and gas well construction, the long-term integrity of the cement sheath is critical for zonal isolation and wellbore stability. Shrinkage or expansion of…

Technical Guide to Cement Dimensional Stability Testing for Well Integrity This article provides a technical overview of ANSI API RP 10B-5-2005 (2015), a recommended practice that establishes a standardized method for determining the shrinkage and total expansion of cement systems…

A Technical Guide to Applying the Bulletin’s Framework and Template for Risk-Based Drilling Fluids Management Plans Scope and Purpose of API Bull D16-2011 Plan Template The API Bull D16-2011 Plan Template (referred to as Bulletin D16) provides a unified, risk-based…

A comprehensive guide to implementing risk-based inspection methodologies for optimizing safety and operational costs in the oil and gas industry Scope of API Bull D16-2011 API Bull D16-2011, issued by the American Petroleum Institute (API), provides guidelines for the development…

A Technical Guide to Applying the Bulletin’s Framework and Template for Risk-Based Drilling Fluids Management Plans Scope and Purpose of API Bull D16-2011 Plan Template The API Bull D16-2011 Plan Template (referred to as Bulletin D16) provides a unified, risk-based…

A Comprehensive Technical Review of Scope, Requirements, and Compliance for an Early Industry Guideline Scope and Historical Context API Bull D10-1973, published by the American Petroleum Institute (API) in 1973, is a bulletin (formerly categorized as a Recommended Practice) that…

A comprehensive guide to implementing risk-based inspection methodologies for optimizing safety and operational costs in the oil and gas industry Scope of API Bull D16-2011 API Bull D16-2011, issued by the American Petroleum Institute (API), provides guidelines for the development…

A Technical Review of Managing Ethanol Stress Corrosion Cracking (ESCC) in Biofuels Infrastructure Scope and Technical Background of API Bull 939-E (2013) API Bulletin 939-E (Second Edition, July 2013), formally titled Identification, Repair, and Mitigation of Cracking of Steel Equipment…

Understanding the Allowable Thrust Loads and Design Criteria for Pressure-Containing Flanges in Piping Systems API Bulletin 97, first edition published in July 2013, provides engineering guidance on the allowable external axial force (thrust) that can be applied to standard flanged…

Guidelines for Safe and Permanent Well Abandonment API Bulletin 91 (API Bull 91-2007), titled “Wellbore Plug and Abandonment Operations,” provides comprehensive guidelines for the permanent abandonment of oil and gas wells. This bulletin is a key reference for operators, service…

A Comprehensive Technical Review of Engineering Controls and Compliance Strategies for Respirable Crystalline Silica The Occupational Safety and Health Administration’s (OSHA) final rule on respirable crystalline silica (RCS) represents one of the most significant health regulations to impact the upstream…

A comprehensive guide to the scope, dimensional requirements, and compliance application of the historical API Bulletin 6RS. Scope and Historical Significance of API Bull 6RS The American Petroleum Institute published API Bull 6RS in June 1990 to address a pressing…

Understanding the Scope, Technical Requirements, and Compliance Recommendations for API Bulletin Drilling Fluid Processing Systems Scope and Application API Bull 75L-2007 (2013), officially titled “Drilling Fluid Processing Systems Evaluation,” provides standardized methodologies for assessing the performance of equipment used in…

A comprehensive review of the bulletin covering test methods, material specifications, and compliance requirements for elastomer seals used in wellhead and valve applications Scope and Purpose API Bull 6J-1992 (2000), officially titled Testing of Oil-Well Elastomers, is a bulletin issued…