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ELI5
Operations and Maintenance (O&M)
Describes the functions, duties, and labour associated with the operations of an asset, including repairs, replacement of parts and structural components, and other activities needed to maintain an asset.
minor change
change that does not affect the meaning, function or intended use NOTE 1 Definition applies to properties and groups of properties.NOTE 2 Examples of this type of change are new
Working Group (WG)
WORKING GROUP (WG) Specialized group within a committee that is responsible for drafting a particular standard or set of deliverables. It is usually quite small, composed of experts and headed by
merge request
A merge request corresponds to the creation of one property and the deactivation of several properties. After validation of the merge request by the experts, the merged properties are deactivated.
BS ISO 21500:2012
Guidance on project management ISO 21500 describes guidelines for managing projects and processes in project management, including standards, methods, and processes. The standard is intended to align with related international

Task Information Delivery Plan (TIDP)
schedule of information containers and delivery dates, for a specific task team [cited from ISO 19650-2:2018(en), 3.1.3.4] The Task Information Delivery Plan (TIDP) is defined by the ISO 19650 framework
replacement request
A replacement request corresponds to the creation of the property and the deactivation of the property it replaces. After validation of the replacement request by the experts, the replaced property
Appointor
UK BIM Alliance responding to the inconsistency between current guidance of CIC BIM Protocol, Second Edition 2018 and ISO 19650 Framework published updated Information protocol to support BS EN
BIM Use
A Use Case is a description of an intended use of the BIM, along with a description of the type(s) of data that must be in the BIM in order

Lead Appointed Party context of information exchange
ELI5-S2: BIM in Practice E5: Lead Appointing Party context of information exchange Understanding the Lead Appointed Party (T1) Context of Information Exchange in BIM Welcome to the fifth installment of

Domestic PV sizing rule-of-thumb (RoT)
Domestic PV sizing rule-of-thumb (RoT) Grid-tied, focused on self-consumption UK rule-of-thumb (RoT) Peak Sun Hours (PSH): 3.5 summer, 2.0 spring/autumn, 1.0 winter For calc use Peak Sun Hours (PSH) =
Max Zs
Themaximum value of earth fault loop impedance (Zs) that will allow the protective device in a circuit to disconnect an earth fault within the prescribed time. Example: if themaximum earth
open interoperability
the meaning and benefits: single procurement of information that can be relied upon over time, removing the need for it to be repeatedly re-procured; a ‘Golden Thread’ of information to
model validation checklist
The example checklist consists of checks which assure quality within models and information, to eliminate errors and achieve desired project outcomes. Table 1 – Model Validation Checklist Check Definition Project
Security Management Plan
A document (or part of a document) identified in the Information Particulars setting out the security requirements for carrying out the Works in a security-minded way, including any policies, protocols,
Current-carrying capacity
Themaximum current which can be carried by a conductor under specified conditions (Installation method, temperature,grouping,etc.)without its steady-state temperature exceeding a specified value (for example,90 ºCfor cables with thermosetting insulation).

jet
extinguishing medium, usually water, leaving a nozzle as a continuous stream, water spray, or waterfog (mist) BS 4422 2005 Each of these methods has its own advantages and is chosen

BS EN ISO 9001:2015
Quality management systems Requirements ISO 9001 is a set of quality management principles defined by various criteria and standards. It outlines the importance of defining a quality management system (QMS)
UK National Annex 2021 Discipline vs Role
The field ‘Role’ has been renamed ‘Discipline’ in the most recent edition of BS EN ISO-2 19650-2:2018 NA February 2021. The previously used role codes, derived from BS 1192:2007, had

COBie data drop
COBie data drop Individual COBie data drops are the responsibility of Task Team BIM Managers, who must upload the required information containers in accordance with Exchange Information Requirements (EIR).The COBie
BS ISO 44002:2019
Collaborative business relationship management systems Guidelines on the implementation of ISO 44001
As-Built Model
Model(s) based on Fabrication Shop Model(s) and installed conditions.1 1 1 The Massachusetts Port Authority, 2015. BIM Guidelines for Vertical and Horizontal Construction.
Set-Based Design
Set-Based Design commonly referred to as a set-based design innovation or set-based concurrent engineering. It is a product development approach where teams consider a wide range of design alternatives (a
vulnerability
weakness that can be exploited to cause harm [cited from ISO 19650-5:2020(en), 3.15]

data
ELI5-S1 BIM Basics E18_data Understanding Data in BIM: The Foundation of Smart Asset Management When we think about Building Information Modeling (BIM), it’s easy to get lost in the complexity
efficiency
correlation between the outcome and the resources used a measure of the utilization of resources to realize a given objective Note 1 to entry: An activity is efficient if it minimizes
ubiquitous access
The modern era of IT has turned to ubiquitous access to all organizations and users. The vision is to provide one “universal access,” i.e. access to all IT services, regardless
Internet of Things (IoT)
This phrase refers to networked infrastructures that interconnect physical objects and allow for the management of the data they generate. A typical example of IoT is a home energy monitor
Model View Definition (MVD)
One or more specific information exchange requirements may necessitate the need for a model view definition (MVD). A machine-readable representation of MVDs is required when using them in software development.
Construction Operation Building information exchange (COBie)
COBie is a non-proprietary data format for the publication of a subset of building information models (BIM) that focuses on delivering asset data rather than geometric information. It is formally

Young Person
The term “Young Person” in the context of construction, Building Information Modeling (BIM), electrical engineering, or general engineering typically refers to a younger individual, often a recent graduate or entry-level

metadata
ELI5-S1: BIM Basics E6: Metadata explained Understanding Metadata in Building Information Modeling (BIM) Metadata provides critical information about an item’s content, making it easier to locate and work with specific
Sub-Process (Expanded)
The sub-process boundary is expanded, and the details (a process) are visible within it. It is important to note that sequence flows cannot cross the boundary of a sub-process.[1] Symbol
Appointment
Equivalent to PAS1192 term ‘Contract’ The more generic term appointment has been used in ISO 19650 instead of contract. This means one term can be used for both external contracts
Management of Sustainability in BIM
Introduction Sustainability in terms of Building Information Modelling (BIM) was defined as the sixth dimension of BIM by a large consulting firm as “what to do in terms of sustainability”[1]
systems thinking
System thinking is an approach to integration based on the idea that each component or part of a system acts differently when isolated from its environment and other parts of
Pre-contract BEP
On projects where ISO 19650 Framework has implemented a term, Pre-appointment BEP is used instead of the PAS 1192 term Pre-contract BEP. The meaning is the same, it communicates on
Risk Register
means a risk register containing the risks associated with the timely delivery of information as may be identified in the Information Particulars and/or provided in accordance with the Information Standard.

Delivery Team context of information exchange
ELI5-S2 BIM in Practice E3 Delivery Team context of information exchange ELI5-S2: BIM in Practice E3: Delivery Team context of information exchange explained Understanding the context of information exchange from
Target Value Design
Target Value Designs (TVD) focus is on reducing the cost of a project without reducing the quality of the end product or extending the timetable. The team sets a cost
Built Environment
All forms of buildings (residential, industrial, commercial, hospitals, schools), all economic infrastructure (above and below ground) and the urban space and landscape between and around buildings and infrastructure3, as well
Technical Committee (TC)
a Technical Committee (TC), which develops standards in a certain sector or industry; https://www.iso.org/glossary.html
Facility Lifecycle
This refers to the time span stretching from a building’s conception to demolition including the five distinctive phases (Planning, Design, Construction, Operations, and Disposition).1 1 The Massachusetts Port Authority, 2015.
Navisworks file format (NWF)
When saving to a “Navisworks file format (NWF), only a list with pointers to the files currently loaded is saved, along with the scene’s environment, the current view, clash results,
Management of duplicates
The procedure to remove duplicate properties shall be carried out on the relevant attributes. The management of duplicates cannot be fully automated. BS EN ISO 23386:2020

Work in Progress (WIP)
A supply-chain management term describing partially finished information awaiting completion. In other words, the Information model is not to be used by any other project party. Before progression onto the next
carbon sink
A carbon sink is a natural or artificial reservoir that captures and stores morecarbon than it releases. Examples include forests, oceans, soil and potentially timber buildings. We need these reservoirs
Code of Conduct
Set of principles to be followed by people involved in ISO work, e.g. working within an international framework, upholding consensus, being ethical. https://www.iso.org/glossary.html








