The Ultimate BIM Knowledge Hub
Your one-stop resource for BIM electrical.
Revit Guides
Data Management
ELI5
reference document
publication that is consulted to find specific information, particularly in a technical or scientific domain EXAMPLE See EN 771-1:2011+A1: 2015.Note 1 to entry: A reference document can be associated with
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
BS EN ISO 14004:2016
Environmental management systems General guidelines on implementation
Gateway (Parallel)
[And] When used to split the sequence flow, all outgoing branches are activated at the same time. When parallel branches are merged, it waits for all incoming branches to complete
PAS 14191:2020
Built environment – Management and operation of interconnected construction data dictionaries Specification
Integrated Workplace Management System
Integrated Workplace Management System. Such systems incorporate powerful database capabilities to capture enterprise-level functions and serve as decision support tools at all organizational levels and throughout the whole building lifecycle.
security breach
infraction or violation of security (3.7) [1] 1 Online Browsing Platform (OBP) [WWW Document], n.d. URL https://www.iso.org/obp/ui#search (accessed 4.10.21).
Periodic Model Quality Control Checks
Apart from the weekly model coordination effort that focuses on spatial coordination and clash resolution, the Appointment BIM Manager should review all disciplines project models and ensure compliance with BEP
Pre-appointment BEP
Pre-appointment BEPs communicates the delivery team’s intended approach to the information management process in the project, it is submitted as part of the prospective Lead Appointed Party tender response. For
Tier 3
In the construction industry, Tier 3 is a sub-contractor referred in ISO 19650 as the Appointed party and Task Team, with a sub-contract who provides goods or services directly to
asset
An asset is anything that has potential or actual value, whether a resource or a value that can be converted into capital. An organisation or individual expects the asset to
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
Conformance Class
Conformance class allows establishing relations from the information model of BS EN 82045-2 to any other object of relevance available information model. For example, the Project Information Model (PIM) Conformance
Golden thread
The (digital by default) record of predefined documents and building information required to ensure that the original design intent and any subsequent building changes are captured, preserved, and used to

zone indicator
part of indicating equipment which visually indicates the zone of origin of a alarm of fire or faultwarning BS 4422 2005 Zone Indicator in Fire Alarm Systems The zone indicator
Rating factors
Rating factors are divided into the nominal rating of the circuit protective device (In) to determine theminimum current-carrying capacity (Iz) of a cable in a circuit. For example:Iz = In/(Ca
definition
representation of a concept by a descriptive statement which serves to differentiate it from related concepts Note 1 to entry: A definition may be expressed as natural language text (a textual
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).
Project BIM Coordinator
Responsible, during the design stages, for executing, managing and running clash detection of the federated Project Information Model (PIM), and federating and QA reviewing the Asset Information Model (AIM) for
Dimensionality
A dimension of space, such as width, height, or length. can be zero-dimensional (location point), one-dimensional (e.g. line, curve, path), two-dimensional (e.g. surface, face), or three-dimensional (e.g. surface, face) (e.g.
Risk management
Risk management provides an overview of using risk analysis as an organized method for identifying and measuring risks. How to effectively assemble and manage a project team and effectively assemble
People
An element of a BIM strategy which is often overlooked. Clear communication is required as to why and how you intend to implement BIM and gain support by engaging BIM
International Harmonized Stage Codes
Stages: 00 PRELIMINARY 10 PROPOSAL 20 PREPARATORY 30 COMMITTEE 40 ENQUIRY 50 APPROVAL 60 PUBLICATION 90 REVIEW 95 WITHDRAWAL Substages: 00 REGISTRATION 20 START OF MAIN ACTION 60 COMPLETION OF
DWG
DWG (“drawing format”) is a binary file format licensed by Autodesk and used for storing two and limited three-dimensional design data and metadata. It is the native format for several
secondary power supply (SPS)
alternative or supplementary electrical energy sources has become more viable, typical secondary power supply (SPS) Photovoltaic (PV) power Wind turbine power standby generator
task team
The term, introduced by ISO 19650, describes a team of people working together on a specific task. task team might be an individual appointed party, and the appointed party might
Work stages
A division of standardised process and activities into named stages during the life of a system or facility. The process and activities extending from the definition of its requirements to
Start Event (Message)
A message is received from a participant, which initiates the process. The actual recipient of the message can be identified by connecting the event to a participant via a message
knowledge model
information model that expresses knowledge in a computer interpretable structure Note 1 to entry: A knowledge model consists of a number of expressions of facts about a concept, each of which

CPR Cable Classification Guide
Since July 2017, all power, control and communication cables permanently installed in buildings must comply with the Construction Products Regulation (CPR).
This guide is your reference for navigating Euroclass ratings, selecting compliant products.
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
exchange requirement (ER)
defined set of information units that needs to be exchanged to support a particular business requirementat a particular process phase (or phases)/stage (or stages) BS EN ISO 29481-1:2017
framework
structure of processes and specifications designed to support the accomplishment of a specific task[ISO/IEEE 11073-10201:2004, definition 3.22] PD ISO/TS 12911:2012
plan of work
It is a project-specific “digitally checkable” framework set-up to ensure that the deliverables of all contributors are identified and appropriate to the decisions required at each work stage. The plan

UK Earthing & Bonding Design Reference
UK Earthing & Bonding Design Reference (Edition 2025 – aligned with BS 7671:2018+A2:2022, Amendment 3 (2024), and draft Amendment 4 (2026), also drawing from official UK Power Networks standards) Scope,
BS EN ISO 29481-2:2016
Building information models — Information delivery manual Part 2: Interaction framework
Specialist BIM Manager / Coordinator
The Specialist BIM Coordinator duties will reflect those for the Project BIM Coordinator but will be specific for discipline or trade-specific models and data deliverables. Responsible for checking, reviewing and

Appointing Party context of information exchange
ELI5-S2: BIM in Practice E4: Appointing Party context of information exchange Understanding the Appointing Party (T0) Context of Information Exchange in BIM Welcome to the fourth installment of our ELI5-S2

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

Updates to BS 7671:2018+A2:2022 – Summary for High Risk Buildings
Key Updates and Amendments Arc Fault Detection Devices (AFDDs) – Regulation 421.1.7 Amendment 2 (2022) Changes:BS 7671:2018+A2:2022 introduced mandatory AFDD requirements for single-phase AC final circuits supplying socket outlets with rated
Sequence Flow (Normal or Uncontrolled)
A sequence flow is used to show the order in which activities in a process or choreography will be performed.[1] Symbol 1] Silver, B. (2009). BPMN Method and Style: A
The Centre for Digital Built Britain
The Centre for Digital Built Britain (CDBB) CDBB is a partnership between the University of Cambridge and The Department for Business, Energy and Industrial Strategy (BEIS). It is the custodian
system of insight
A system of insights can helps your company make decisions, and it is designed to be part of business decision-making process. It involves gather data, use it, find relationships and
Furniture, Fixtures, Equipment (FFE)
Furniture, Fixtures, Equipment (FFE) a systems furniture layout within an asset
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
geometrical
This is an ISO 19650 term which replaces the PAS1192 term “graphical”. Geometrical is more appropriate to describe spatial positioning and relationships
BIM thinking ahead
I decided to challenge myself and explore existing and emerging technologies in order to estimate what could we achieve during the next 30 years. The question is considered in terms
Workset
A workset is a collection of elements in a work shared Revit project. The purpose of worksets is to enable multiple users to work on the same project and facilitate
