The Ultimate BIM Knowledge Hub
Your one-stop resource for BIM electrical.
Revit Guides
Data Management
ELI5
Technical Committee (TC)
a Technical Committee (TC), which develops standards in a certain sector or industry; https://www.iso.org/glossary.html
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
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]
blockchain
The blockchain is a transaction database shared by all nodes involved in the system based on the Bitcoin protocol. It is a data structure consisting of linked blocks (e.g. confirmed
Integrated Project Delivery
Integrated Project Delivery (IPD) is a collaboration of all parties, systems and practices to optimize and maximize project success. Defined by the American Institute of Architects, IPD is typically applied
Key Performance Indicator (KPI)
KPI is an abbreviation for key performance indicator, which is a quantifiable measure of performance over time for a specific goal. KPIs provide goals for teams to aim for, milestones
SMART Information requirements
The acronym SMART has been defined by the PAS 1192‑2: 2013 clause 5.1.3. the term means that Information req BS ISO 31000:2018 PAS 11922: 2013 clause 5.1.3 defines the acronym
business process modelling notation (BPMN)
Business Process Modelling Notation (BPMN) is a flow chart method for modelling the steps of a planned business process from beginning to end. It is a critical component of Business
Operational Team Context of Information Exchange
ELI5-S2: BIM in Practice E2: Operational Team Context of Information Exchange Explained In any BIM project, understanding the context of information exchange during the operational phase is crucial. This post
Intermediate Event (Message/Throwing)
A message intermediate event can be used to both send and receive messages. The event marker must be filled when used to “throw” the message (see the upper figure on
Z2
Z2 – That part of the earth fault loop impedance which comprises the impedance under earth fault conditions of the circuit protective conductor (cpc) of the circuit under consideration.
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,
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
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
Circuit Protective Conductor (CPC)
Acircuit protective conductor (CPC) connects exposed-conductive-parts* of equipment to themain earthing terminal. *Conductive part of equipment,which can be touched and which is not normally live,but which can become live when
UK BIM Framework
The UK BIM Framework was developed by the UK BIM Alliance, BSI, and the Centre for Digital Built Britain associated with the Construction Industry Council (CIC) to implement international BIM
coordination
Coordination goes beyond orderly task execution, it transforms individual perspectives into shared, community-wide actions. It’s not just a subset of collaboration; it’s the engine that makes collaboration more than a patchwork of solo efforts.
system
interacting objects organized to achieve one or more stated purpose [SOURCE: ISO/IEC/IEEE 15288:2015, 4.1.46, modified — The words “combination of” at the beginninghave been removed; “elements” has been replaced by
Integrated Project Insurance (IPI)
The integrated Project Insurance model (IPI) coupled up with Insurance Backed Alliancing is a framework which encourages and empowers project teams to work together. The procurement method introduced by Constructing Excellence
Uninterruptible power supply (UPS)
An uninterruptible power supply (UPS) is used to maintain the supply to an essential service duringmains supply outages. On loss ofmains supply,a storage device in the UPS (battery) continues to
Gateway (Exclusive)
[XOR] When splitting, directs the sequence flow to one of the outgoing branches. When merging, it waits for one incoming branch to finish before starting the outgoing flow.[1] Symbol
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
Product Data Template (PDT)
The document aimed to be used by manufacturers and consumers where information about a product, is collated in a standardised and structured way. The information is structured in the form
BIM collaboration format (BCF)
BIM Collaboration Format (BCF) is an open file format that allows the addition of textual comments, screenshots, and other information on top of the IFC model layer for improved communication
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
Quality Management and Standards
Most articles start with a definition of quality management and then dive deep into Quality Control (QC) and Quality Assurance (QA). In here I concentrate on the quality, value and
BS EN ISO 16757-2:2016
Data structures for electronic product catalogues for building services—Part 2: Geometry
BS ISO 44002:2019
Collaborative business relationship management systems Guidelines on the implementation of ISO 44001
NWC
NWC is a cache file. “When you open a CAD file in Navisworks, by default, a corresponding cache file (NWC) is created, which contains all of the conversion details required
BS8519 awareness of the changes
An email debate on whether BS 8519’s “dedicated cable support” rules really apply to central battery emergency lighting. We unpack the scope of BS 8519 vs BS 5266-1 and BS 7671, and what that means for segregation, containment and life-safety wiring on real projects.
verification
confirmation, through the provision of objective evidence, that specified requirements have beenfulfilled [SOURCE: BS EN 17412‑1:2020] Verification is the process of checking that the product/service meets the specification, it will
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
Tier 2
In the construction industry, Tier 2 is a Contractor referred in ISO 19650 as the Appointed party with a sub-contract who provide goods or services directly to the Lead Appointed
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
Heating, Ventilation and Air-Conditioning (HVAC)
Heating, Ventilation and Air-Conditioning (HVAC). All necessary heating, ventilation air-conditioning and specialty equipment, including air distribution ducts for supply, return, and ventilation and exhaust ducts, including control system, registers, diffusers,
Electrical Abbreviations, Symbols & Acronyms
Electrical Abbreviations, Symbols & Acronyms Reference This table contains 377 commonly used electrical abbreviations and acronyms, covering everything from current ratings and protection devices to power systems and components.It’s designed
Work standards and workflows
Project management focuses on project completion by the execution of various processes. Most of the workflows comprising repetitive tasks can be optimised by applying workflow management systems. Automation-optimized business processes
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
The Level of and Progression Management systems
The ISO 19650 set of standards introduces a new term: ‘Level of information need’ which is designed to replace the terms used in BS EN 1192 such as Level of
Start Event
A start event specifies where a process will begin. Start events can only react when a trigger is “caught.” Symbol 9). BPMN Method and Style: A levels-based methodology for BPM
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
Project Information Requirements (PIR)
Project Information Requirements (PIR) its a BS EN ISO 19650 term introduced to replace the PAS 1192 term Plain language questions (PLQ) PLQ and PIR are both expressions of the
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
interoperability
the ability of two or more systems* to exchange information and to use the information that has been exchanged. definition adapted from the one contained in ‘ISO/TS 27790:2009, Health informatics—
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
BS ISO IEC 33020:2019
Information technology—Process assessment Process measurement framework for assessment of process capability
Project Information Standards
Project Information standards shall be covered within the BIM Execution Plan (BEP). Standards In line with BIM Goals and Uses to ensure continuity that information containers are structured, coordinated, managed
digital construction campaign!
Thank you #willmottdixon team at our London Southbank University project for the #opportunity to participate in the #BIM & #digitalconstruction campaign! #LSBU #WDI, #WES, #team, #ConstructingPlainLanguage
