The Ultimate BIM Knowledge Hub
Your one-stop resource for BIM electrical.
Revit Guides
Data Management
ELI5
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,
BS 8541-3:2012
Library objects for architecture, engineering and construction Part 3: Shape and measurement – Code of practice Note: ISO 22014 and ISO 22057 are under development tosupersede BS 8541, parts 1-6.
delta exchange
exchange of only changed information between two synonymous sources PAS 14191:2020
major change
change that affects the meaning, function or intended useNOTE Definition applies to properties and groups of properties.PAS 14191:2020

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
data template
schema providing a data structure used to describe the properties of objects NOTE The relevant scope of the data template should be used together with the term “data template”. E.g.
individual thing
the concept that classifies any real-world or imaginary thing that has an individuality that is not dependent on a commonality between things Note 1 to entry: This standard is about kinds

Electric Vehicle Charging Points
Active charging points are fully wired and connected, ready-to-use charging points.
A passive charging point, on the other hand, is the infrastructure without the final charging unit installed.
Data Association
A data association is used to move data between data objects, properties, and activity and process inputs and outputs. The association connector style can be used to visually represent data
AD Hoc Group (AHG)
AD HOC GROUP (AHG) Group set up within a committee to look into a particular problem and report back to the parent committee at a meeting. The group is disbanded after

x-ref
The term “X-ref” is commonly used as an abbreviation for “External Reference” in various technical and engineering fields, including construction, Building Information Modeling (BIM), and computer-aided design (CAD). Here’s a
Openness
in relation to data and information – also linked to interoperability means that it is provided or made available in a format that can be accessed and used withoutrecourse to

Organizational Drivers
The Organizational Driver is a term used to describe the initial component in the information exchange sequence. It represents the steps and actions involved in initiating the exchange process.
data dictionary
centralized repository of information about data such as meaning, relationships to other data, origin, usage and formatNote 1 to entry: The definition is from IBM Dictionary of Computing BS EN
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
Gross Internal Area (GIA)
The total area of buildings owned, occupied, or maintained, measured to the internal face of the perimeter walls at each floor level, is referred to as GIA (i.e. the footprint

How to Rotate Revit Families in Any Direction
Mastering 3-Axis Rotation: Transform Revit Face-Based Families with Tiltable Geometry
Geographic Information System (GIS)
A geographic information system (GIS) is a framework for gathering, managing, and analyzing data. Rooted in the science of geography, GIS integrates many types of data. It analyzes spatial location
Rated current
Value of current used for specification purposes,established for a specified set of operating conditions.
Existing Conditions Modeling
A process of developing a 3D model of the existing conditions for an asset, or a specific area within a facility.The model can be developed based on laser scanning surveys

BIM Classification and Standardization Systems
Introduction There are companies in the construction industry which do not favour standardization; these companies benefit from revenue and profits from change orders (variations), inevitably resulting in claims increasing cost
attribute
Depending on the technology discussed, the term attribute can be treated as equivalent to a property or as a set of attributes, such as the number of elements in a
Facility management (FM)
Facility management (FM) is an organizational function that integrates people and processes within the built environment to improve the functionality, comfort, safety, and efficiency of the core business.
expert
person who, through knowledge or experience, has competence to give an opinion in the fields about which he/she is consulted[SOURCE: ISO 13302:2003, 3.10, modified — The domain “” has been

UK BIM Framework (roadmap)
UK BIM Framework roadmap! Almost three years have passed since the first BS EN ISO19650-1 standard was published.A lot of work has been done; some people are upset about the
BS EN ISO 19650-3:2020
Organization and digitization of information about buildings and civil engineering works, including building information modelling (BIM) – Information management using building information modelling Part 3: Operational phase of the assets
Fixed Equipment
Equipment designed to be fastened to a support or other wise secured in a specific location.

Complete information
adjective In Architecture Engineering and Construction (AEC), complete information is information which includes all the necessary and typical parts or elements, lacking nothing. For the information to be deemed complete,

single source of truth
In AEC industry with reference to information systems management, the single source of truth refers to Common Data Environment (CDE) The single source of truth is a method of structuring

Force Relinquish
Tip of the Day (TOD): How to Relinquish Locked Revit Models If you’ve ever been frustrated by locked Revit model elements when a team member is unavailable to relinquish them,

Cable Ladder vs Perforated Cable Tray Selection Guide
Cable Ladder vs Perforated Cable Tray – Selection Guide (UK, 2025) Scope & references BS 7671:2018+A2:2022 and A3:2024 (selection & erection; installation reference methods; grouping). IET On‑Site Guide to BS
Two Stage Open Book
A procurement method introduced by Constructing Excellence and the Cabinet Office where a client invites prospective integrated teams to bid for a project based on their ability to deliver an outline brief
deactivation request
A deactivation request corresponds to a modification of the property. After validating of the deactivation request by the experts, the value of the calculated status of the property changes to
Waste
The opposite of value. There are eight basic types of waste: motion waiting transportation of goods over-processing under utilization overproduction inventory defects [1] [1] The Massachusetts Port Authority, 2015. BIM
Appointing party
Appointing party term introduced in BS EN ISO 19650 it is meant to replace PAS 1192 term ‘Employer’ ISO 19650 term depends on where in the hierarchy the employer is
Cost Led Procurement
A procurement method introduced by Constructing Excellence and the Cabinet Office intended to allow industry to use its experience and knowledge to develop innovative solutions through leveraging design, materials, subcontracting, direct labour

Organisational capability
Potential and expertise suggesting ability. Capability implies an organisation’s capacity to engage in a range of constructive activities Organisational capability is also referred to as organisational competence, although a capability refers to the
macro diffusion dynamics
adoption model which identifies three diffusion dynamics top-down, bottom-up and middle-out Macro-Diffusion Dynamics model v1.1 (full size, current version). Macro-BIM adoption: Conceptual structures http://bit.ly/BIMPaperA8
End Event (Message)
At the end of the process, this type of end indicates that a message is sent to a participant.[1] Symbol N Method and Style: A levels-based methodology for BPM process

Arc Fault Detection Devices (AFDDs)
Arc Fault Detection Devices (AFDDs) in the UK: Technical Requirements and Implementation Executive Summary Arc Fault Detection Devices (AFDDs) represent a significant advancement in electrical fire safety. This whitepaper provides
BS ISO 55002:2018
Asset management — Management systems Guidelines for the application of ISO 55001

CDE state
ELI5-S1: BIM Basics E5: CDE areas and states This term replaces the ‘CDE area’ PAS 1192 term, the idea is the location of the information (container) is not important but
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
Asset Information Requirements (AIR)
Term introduced by ISO 19650 set of standards is related to information required during the operation phase of an asset AIR define managerial, commercial and technical aspects of information production,

jet reaction
nozzle reactionforce acting in the opposite direction to the water stream leaving the nozzle BS 4422 2005 “Jet reaction,” also known as “nozzle reaction,” is a fundamental concept in fluid
BS EN ISO 41001:2018
Facility management Management systems Requirements with guidance for use ISO 41001 and the vocabulary published as ISO 41011 is a Facilities Management Standard developed by the International Organizational Standards (ISO)

SHARED
All project Model Authors’ information for the use of the entire project team. The Federated Model Manager will combine all information for checking against the AIR. All team members should









