The Ultimate BIM Knowledge Hub
Your one-stop resource for BIM electrical.
Revit Guides
Data Management
ELI5
EXPRESS specification
formal specification is provided in the EXPRESS language. BS EN ISO 23387:2020
The Gemini Principles
Purpose: Must have clear purpose Public good Must be used to deliver genuine public benefit in perpetuity Value creation Must enable value creation and performance improvement Insight Must provide determinable
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
interaction framework schema
a formal description of the rules with which an interaction framework must comply[1] 1 Online Browsing Platform (OBP) [WWW Document], n.d. URL https://www.iso.org/obp/ui#search (accessed 4.10.21).
major change
change that affects the meaning, function or intended useNOTE Definition applies to properties and groups of properties.PAS 14191:2020
NWD
NWD designates the published version of a Navisworks file with all loaded models, viewpoints, redlines, and comments saved to a single file. This file type can be opened with any
Information delivery cycle
It is a term introduced first in PAS 1192 and updated in ISO 19650 framework, it depicts the process of specifying and delivery of project and asset information summarised in
BS EN ISO 29481-2:2016
Building information models — Information delivery manual Part 2: Interaction framework
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
BS 8536-2:2016
Briefing for design and constructionPart 2: Code of practice for asset management (Linear and geographical infrastructure)

How to Rotate Revit Families in Any Direction
Mastering 3-Axis Rotation: Transform Revit Face-Based Families with Tiltable Geometry
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
Look Ahead Plan
A short interval plan, based on the pull/phase plan, that identifies all the activities to be performed in the next 6 (or other) weeks. The 6W Look-Ahead Schedule (LAS) is
information requirement
The information needed to support a business or other activity. specification for what, when, how and for whom information (3.3.1) is to be produced [cited from ISO 19650-1:2018(en), 3.3.2] Term directly related to:
Device rating (In)
Circuit Protective Device rating,or ‘In’ in Amperes. If the overload setting can be adjusted, then the ‘adjusted rating’ is known as ‘Ir’.
American Society of Heating, Refrigerating, and Air Conditioning Engineers (ASHRAE)
American Society of Heating, Refrigerating, and Air Conditioning Engineers (ASHRAE) is a professional organization that develops and promulgates system, measurement, and product engineering standards to the industry.1 1 The Massachusetts
Geo-referencing
A BIM is said to be geo-referenced when the BIM is located with respect to one of the standard geographic survey coordinate grids established to represent locations on the Earth’s

Cutting Geometry with Nested Void Families in Revit
1. Generic Host in the Face-Based Family When you are in the face-based family, create void, and Cut the Generic Host This setup essentially simulates the cutting action within the

change strategy
Concept of change strategy involves identifying objectives, formulating intervention concepts for change, forming and defining success parameters, and implementing strategies. This includes testing the effectiveness of the changes and their

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
Information Controller
Responsible for setup and management of the Common Data Environment (CDE), document submission, RFI and other project document transactions. [Appointment: Lead Appointed Party Information Controller, site-based/office based.] [source] PDE 4301
Project delivery team
In respect of asset lifetime PAS 1192-2:2013, describes one project delivery team, the term is connected with word ‘contract’ meaning one or many companies or individuals employed either directly or
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.
fragmentation request
A fragmentation request corresponds to the deactivation of the property and the creation of several properties. After validation of the fragmentation request by the experts, the fragmented property is deactivated.
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

Comparison of status codes between UK National Annex (NA) 2018 vs UK NA 2021
# BS EN ISO 19650-2 2018 BS EN ISO 19650-2 2018, NA 02/2021 # Status Code Suitability Action by Suitability Action by Information State (at any project stage): Work in
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
Globally Unique Identifier (GUID)
globally unique identifier (GUID) its a unique object identifier that guarantees its uniqueness throughout its entire life unique, the identifier is usually generated using an algorithm a unique identifier generated
BIM STRATEGY
a plan of action designed to achieve a long-term or overall aim. Definitions from Oxford Languages Required to define and understand what your company is trying to achieve with BIM.

Life Safety Generator
Life Safety Generator selection guide Copy If the secondary power supply is provided for firefighter’s lift, it must be capable of operating the firefighter’s lift at its full rated load

PUBLISHED
Information accepted by the nominated party, in which case it will be suitable for tender or construction (2D model output only). Such that the ‘Published’ area should be maintained in
BS EN ISO 23387:2020
Building information modelling (BIM) — Data templates for construction objects used in the life cycle of built assets Concepts and principles
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
Value Stream Mapping
A diagram of every step involved in the material and information flows needed to bring a product from request to delivery. [1] [1] The Massachusetts Port Authority, 2015. BIM Guidelines
Additive manufacturing
Additive manufacturing (AM), also known as 3D printing, is the process of creating products by layering materials until a complete 3D object is created. The process can transform digital design

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
BS 11000‑2:2017
Collaborative business relationship management systemsPart 2: Guide to implementing BS ISO 44001
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

Function
ELI5-S1 BIM Basics E17_BIM Functions Understanding Functions: A Basic Guide In both everyday life and specialised fields like mathematics, computer science, and even construction, the term “function” is widely used.
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
Value Stream
Includes all the processes and activities used to design, produce and deliver the product or service to the Customer.[1] [1] The Massachusetts Port Authority, 2015. BIM Guidelines for Vertical and

Problem Solving Process
Understanding the Problem-Solving Process
Effective problem-solving is at the heart of success in any field. Drawing inspiration from the book “General Relativity for Babies” by Chris Ferrie, which simplifies complex topics into easy-to-understand concepts, I have created a straightforward guide to the problem-solving process.
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.
digitalconstruction campaign!
https://www.linkedin.com/posts/willmottdixoninteriors_digital-construction-willmott-dixon-interiors-activity-6806218396632457216-h8PT

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.
Virtual Design and Construction
Virtual Design and Construction (VDC) is the use of design models and project information to apply construction processes in a virtual environment to reduce time, cost, and ensure design intent.

Appointed Party context of information exchange
ELI5-S2: BIM in Practice E6: Appointed Party context of information exchange Understanding the Appointed Party (T2-T4) Context of Information Exchange in BIM Welcome to the final instalment of our ELI5-S2
inertia
In the context of BIM and Digital Construction, the term is referred to as institutional and personal inertia to change, one of the most common barriers to BIM implementation.
Design Web Format
Design Web Format (DWF), created by Autodesk. DWF is a compressed, non-editable, vector file format created by CAD and BIM applications. A DWF file can represent sheets for plotting purposes








