Glossary
Browse the IADC Lexicon alphabetically or by category. Get comprehensive definitions of drilling industry terms.
EHBU
Definition(s)
EHBU
electo hydraulic back-up. Source: Oil & Gas UK, Guidelines on subsea BOP systems, Issue 1, July 2012, Global StandardsDECC
Definition(s)
DECC
Department of Energy and Climate Change. Source: Oil & Gas UK, Guidelines on subsea BOP systems, Issue 1, July 2012, Global StandardsCA
Definition(s)
CA
Hydrodynamic added mass coefficient. Source: API Specification 16Q, Design, Selection, Operation, and Maintenance of Marine Drilling Riser Systems, Second Edition, April 2017. Global StandardsCA
Certifying authority. Source: Oil & Gas UK, Guidelines on subsea BOP systems, Issue 1, July 2012, Global StandardsCA
Condition on behalf of the flag administration. Source: Rules for Classification – Offshore units, DNVGL-OU-0101, Offshore drilling and support units, DNV GL, July 2015. Global StandardNonconformity
Definition(s)
Nonconformity
Non-fulfilment of a requirement. Source: ISO/IEC 27000:2014, Information technology — Security techniques — Information security management systems — Overview and vocabulary, Third Edition, January 2014. Global StandardsNonconformity
Non-fulfilment of a requirement [ISO 9000:2005, definition 3.6.2]. Source: ISO 19011:2011 (E) – Guidelines for auditing management system. Global StandardsConformity
Definition(s)
Conformity
Fulfilment of a requirement. [ISO 9000:2005, definition 3.6.1. Source: ISO 19011:2011 (E) – Guidelines for auditing management system. Global StandardsIEC 27000:2014, Information technology
Fulfilment of a requirement. Note 1 to entry: The term “conformance” is synonymous but deprecated. Source: ISO/IEC 27000:2014, Information technology — Security techniques — Information security management systems — Overview and vocabulary, Third Edition, January 2014. Global StandardsAudit Plan
Definition(s)
Audit Plan
description of the activities and arrangements for an audit [ISO 9000:2005, definition 3.9.12]. Source: ISO 19011:2011 (E) – Guidelines for auditing management system. Global StandardsAudit Scope
Definition(s)
Audit Scope
Extent and boundaries of an audit. [SOURCE: ISO 19011:2011]. Source: ISO/IEC 27000:2014, Information technology — Security techniques — Information security management systems — Overview and vocabulary, Third Edition, January 2014. Global StandardsAudit Scope
Extent and boundaries of an audit. NOTE The audit scope generally includes a description of the physical locations, organizational units, activities and processes, as well as the time period covered. [ISO 9000:2005, definition 3.9.13] Source: ISO 19011:2011 (E) – Guidelines for auditing management system. Global StandardsAudit Programme
Definition(s)
Audit Programme
arrangements for a set of one or more audits planned for a specific time frame and directed towards a specific purpose NOTE Adapted from ISO 9000:2005, definition 3.9.2. Source: ISO 19011:2011 (E) – Guidelines for auditing management system. Global StandardsTechnical Expert
Definition(s)
Technical Expert
person who provides specific knowledge or expertise to the audit team NOTE 1 Specific knowledge or expertise is that which relates to the organization, the process or activity to be audited, or language or culture. NOTE 2 A technical expert does not act as an auditor in the audit team. [ISO 9000:2005, definition 3.9.11]. Source: ISO 19011:2011 (E) – Guidelines for auditing management system. Global StandardsAudit Team
Definition(s)
Audit Team
one or more auditors conducting an audit, supported if needed by technical experts NOTE 1 One auditor of the audit team is appointed as the audit team leader NOTE 2 The audit team may include auditors-in-training [ISO 9000:2005, definition 3.9.10]. Source: ISO 19011:2011 (E) – Guidelines for auditing management system. Global StandardsAuditee
Definition(s)
Auditee
organization being audited [ISO 9000:2005, definition 3.9.8]. Source: ISO 19011:2011 (E) – Guidelines for auditing management system. Global StandardsAudit Client
Definition(s)
Audit Client
organization or person requesting an audit NOTE 1 In the case of internal audit, the audit client can also be the auditee or the person managing the audit programme. Requests for external audit can come from sources such as regulators, contracting parties or potential clients. NOTE 2 Adapted from ISO 9000:2005, definition 3.9.7 Source: ISO 19011:2011 (E) – Guidelines for auditing management system. Global StandardsAudit Conclusion
Definition(s)
Audit Conclusion
outcome of an audit, after consideration of the audit objectives and all audit findings. NOTE Adapted from ISO 9000:2005, definition 3.9.6 Source: ISO 19011:2011 (E) – Guidelines for auditing management system. Global StandardsAudit Findings
Definition(s)
Audit Findings
results of the evaluation of the collected audit evidence against audit criteria NOTE 1 Audit findings indicate conformity or nonconformity. NOTE 2 Audit findings can lead to the identification of opportunities for improvement or recording good practices. NOTE 3 If the audit criteria are selected from legal or other requirements, the audit finding is termed compliance or non-compliance. NOTE 4 Adapted from ISO 9000:2005, definition 3.9.5. Source: ISO 19011:2011 (E) – Guidelines for auditing management system. Global StandardsAudit Evidence
Definition(s)
Audit Evidence
records, statements of fact or other information which are relevant to the audit criteria and verifiable NOTE Audit evidence can be qualitative or quantitative. [ISO 9000:2005, definition 3.9.4] Source: ISO 19011:2011 (E) – Guidelines for auditing management system. Global StandardsAudit Criteria
Definition(s)
Audit Criteria
set of policies, procedures or requirements used as a reference against with audit evidence is compared NOTE 1 Adapted from ISO 9000:2005, definition 3.9.3 NOTE 2 If the audit criteria are legal (including statutory or regulatory) requirements, the terms “compliant” or “non-compliant” are often used in an audit finding. Source: ISO 19011:2011 (E) – Guidelines for auditing management system. Global StandardsTechnical Area
Definition(s)
Technical Area
area characterized by commonalities of processes relevant to a specific type of management system Source: ISO/IEC 17021:2011 (E) – Conformity assessment – Requirements for bodies providing audit and certification of management systems . Global StandardsObserver
Definition(s)
Observer
person who accompanies the audit team but does not audit. Source: ISO/IEC 17021:2011 (E) – Conformity assessment – Requirements for bodies providing audit and certification of management systems . Global StandardsObserver
person who accompanies the audit team but does not audit NOTE 1 An observer is not a part of the audit team and does not influence or interfere with the conduct of the audit NOTE 2 An observer can be from the auditee, a regulator or the other interested party who witnesses the audit. Source: ISO 19011:2011 (E) – Guidelines for auditing management system. Global StandardsGuide
Definition(s)
Guide
person appointed by the client to assist the audit team Source: ISO/IEC 17021:2011 (E) – Conformity assessment – Requirements for bodies providing audit and certification of management systems . Global StandardsGuide
person appointed by the auditee to assist the audit team. Source: ISO 19011:2011 (E) – Guidelines for auditing management system. Global StandardsAuditor
Definition(s)
Auditor
person who conducts an audit Source: ISO/IEC 17021:2011 (E) – Conformity assessment – Requirements for bodies providing audit and certification of management systems . Global Standards Source: ISO 19011:2011 (E) – Guidelines for auditing management system. Global StandardsClient
Definition(s)
Client
Organization whose management system is being audited for certification purposes. Source: ISO/IEC 17021:2011 (E) – Conformity assessment – Requirements for bodies providing audit and certification of management systems . Global StandardsClient
DNV’s contractual partner. It may be the Manufacturer, Purchaser, Operator (User), the Owner or the Contractor. Source: Verification of Lifting Appliances for the Oil and Gas Industry, DNV-OSS-308, October 2010, Det Norske Veritas AS, Global StandardsClient
Device or application receiving or requesting services or information from a server application [12]. Source: ANSI/ISA–99.00.01–2007, Security for Industrial Automation and Control Systems, Part 1: Terminology, Concepts, and Models, 29 October 2007. National StandardThird-party Certification Audit
Definition(s)
Third-party Certification Audit
audit carried out by an auditing organization independent of the client and the user, for the purpose of certifying the client's management system NOTE 1 In the definitions which follow, the term “audit” has been used for simplicity to refer to third-party certification audit. NOTE 2 Third-party certification audits include initial, surveillance, re-certification audits, and can also include special audits. NOTE 3 Third-party certification audits are typically conducted by audit teams of those bodies providing certification of conformity to the requirements of management system standards. NOTE 4 A joint audit is when two or more auditing organizations cooperate to audit a single client. NOTE 5 A combined audit is when a client is being audited against the requirements of two or more management systems standards together. NOTE 6 An integrated audit is when a client has integrated the application of requirements of two or more management systems standards into a single management system and is being audited against more than one standard. Source: ISO/IEC 17021:2011 (E) – Conformity assessment – Requirements for bodies providing audit and certification of management systems . Global StandardsManagement System Consultancy
Definition(s)
Management System Consultancy
participation in designing, implementing or maintaining a management system EXAMPLES- preparing or producing manuals or procedures, and
- giving specific advice, instructions or solutions towards the development and implementation of a management system.
Certified Client
Definition(s)
Certified Client
organization whose management system has been certified. Source: ISO/IEC 17021:2011 (E) – Conformity assessment – Requirements for bodies providing audit and certification of management systems . Global StandardsWithdrawal
Definition(s)
Withdrawal
cancellation of a certification, certificate or credential . Source: ISO/IEC TS 17027:2014, Conformity assessment – Vocabulary related to competence of persons used for certification of persons, Global StandardsValidity
Definition(s)
Validity
evidence that the assessment measures what it is intended to measure, as defined by the certification scheme [SOURCE: ISO/IEC 17024:2012, 3.17, modified — Note to entry has been deleted.]. Source: ISO/IEC TS 17027:2014, Conformity assessment – Vocabulary related to competence of persons used for certification of persons, Global StandardsTraining Certificate
Definition(s)
Training Certificate
document issued after a person completes a training course, or a series of training courses, and passes an assessment that measures the intended learning outcomes of the specific course or courses Note 1 to entry: These courses are sometimes referred to as certificate programmes. Source: ISO/IEC TS 17027:2014, Conformity assessment – Vocabulary related to competence of persons used for certification of persons, Global StandardsTraining
Definition(s)
Training
The action of teaching a person a particular skill or type of behaviour, including knowledge verification and documentation of completion. Source:API RP T-1, Creating Orientation Programs for Personnel Going Offshore, Fifth Edition, November 2016. Global StandardsTraining
Programme developed to provide persons with the necessary knowledge and skills. Source: ISO/IEC TS 17027:2014, Conformity assessment – Vocabulary related to competence of persons used for certification of persons, Global StandardsSkill
Definition(s)
Skill
An employee’s ability to perform the job tasks consistently, precisely, and reliably. Skills can be assessed.
Source: International Association of Drilling Contractors, Competence Assurance-Guidelines for Building a Successful Program Revision April 2015. IADC Guidelines