The Ultimate BIM Knowledge Hub
Your one-stop resource for BIM electrical.
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Data Management
ELI5
Ground rating factor (Cc)
The rating factor Cc = 0.9 is applied to cable sizing calculations for cables installed in the ground (Installation Methods 70 to 73). See BS7671:2018,Appendix 4,Sections3,4 and 5.1.1.
Level of information (LOI)
The term used in relation to management of the progression and uses of information. There is general confusion with the use of the term, due to range of other interrelated
National BIM Standard
National BIM Standard (NBIMS) – United States Version 2 is sponsored by National Institute of Building Sciences (NIBS) under its BuildingSMART Alliance Council. [1] [1] The Massachusetts Port Authority, 2015.
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
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).
LTF_Lighting-Fixture Circular
LTF_Lighting-Fixture_Luminaire-Circular vv22.1.1. Family For: Electrical Engineers, Bim Managers, Electrical Designers Setup: 10 – 30 minutes View Details ▼ Technical Details Released: Feb 9, 2025 Updated: Jul 5, 2025 Compatibility Notes:
Insurance Backed Alliancing
A new procurement method coupled up with Integrated Project Insurance model (IPI) is a framework which encourages and empowers project teams to work together. The procurement method introduced by Constructing Excellence
United States Army Corps of Engineers (USACE)
The United States Army Corps of Engineers is an engineer formation of the United States Army that has three primary mission areas: engineer regiment, military construction, and civil works.
Adiabatic
Adiabatic checks are required to determine whether conductorsmight be damaged by the thermal effects resulting from the level of calculated fault conditions.
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
BS EN 17412‑1:2020
Building Information Modelling — Level of Information NeedPart 1: Concepts and principles
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
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
Archive
History of project information, such that any non-current published information in the published area should move into this area. New parties to the project will receive an invitation to join
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
Diversity
It is often not desirable to size each conductor in a distribution system to support the total connected load at that point in the network.Diversity is applied on the basis
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
Activity
An identifiable chunk of work with recognized prerequisites to begin and a recognized State of Completion – or Conditions of Satisfaction. Another way to look at an activity – establish
Insurance Backed Alliancing projects under the IPI model
Introduction Martin Davis member of the New Models of Construction Procurement (NMCP) Working Group and the Integrated Project Insurance (IPI) mentor describes the Integrated Project Insurance model (IPI) coupled up
Selectivity
Resolving Selectivity Issues in Electrical Design Free Trimble ProDesign Introduction Training Course Click the button below for more details: ProDesign Course Selectivity is achieved where,under overcurrent conditions, the protective device
ontology
An ontology is a set of rules that make it possible to link data on a semantic level. Means the unstructured, semi-structured data can be read and encoded by computers.
Architecture, Engineering, Construction and Operation (AECO)
Architecture, Engineering, Construction and Operation usually expressed as acronym AECO is an extension of the Architecture, Engineering, Construction (AEC). Both terms are related to the entire built environment, not just
federation strategy
ELI5-S1: BIM Basics E4: Federation Strategy Explained The purpose of the federation strategy and the Information Container (model) breakdown structure is to help plan the production of information by separate
Lane
A lane is a sub-partition within a process (often within a pool) that runs the length of the process level, either vertically or horizontally. Lanes are frequently used for internal
Circuit protective device (CPD)
A fuse or circuit-breaker providing overload and fault current protection.
objective
results to be achieved The objective can be strategic or operational; it can relate to different disciplines such as financial, health and safety, or environmental. The targeted results can be
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
rationalise
In construction, to rationalise is to attempt to remove, explain or justify irrational quantities, processes or systems or else adjust unreasonable design decisions by employing logic or reason, (behaviour, attitude),
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
asset management
coordinated activity of an organization to realize value from assets Note 1 to entry: Realization of value will normally involve a balancing of costs, risks, opportunities and performance benefits.Note 2
Data Object
Data objects provide information about the activities that must be performed and/or the results that they produce. Elements of data objects must be contained within process or sub-process elements. Data
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
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
actor
person, organization or organizational unit involved in a construction process [cited from ISO 19650-1:2018(en), 3.2.1]
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
Assignment matrix
Responsibility matrix [ISO19650] In ISO 19650 there is a principle to develop responsibility matrices to cover information management activities and information delivery. Responsibility matrix [PAS1192] The former is illustrated as
Digital Handover, O&M Records, and ISO 19650 Compliance
Here is a review and summary of digital handover requirements, O&M record management, and ISO 19650 application as outlined in CIBSE Guide M8 (2023) and Regulation 38, with new recommendations
BS 8541-1:2012
Library objects for architecture, engineering and constructionPart 1: Identification and classification – Code of practice Note: ISO 22014 and ISO 22057 are under development tosupersede BS 8541, parts 1-6.
unit
standard measurements of physical quantities that require a clear definition to be useful. The International Bureau of Weights and Measures (BIPM) is responsible for ensuring the standardization of the use
client
actor (3.2.1) responsible for initiating a project and approving the brief [cited from ISO 19650-1:2018(en), 3.2.5] The UK BIM Alliance, responding to the inconsistency between the current guidance of CIC BIM Protocol,
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
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.
Employer
Appointing party ISO 19650 term depends on where in the hierarchy the employer is located.The BS EN ISO 19650‑2 appointing party (A) is the equivalent of the PAS 1192‑2:2013 top‑level
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
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.
BS EN ISO 19650-5:2020
Organization and digitization of information about buildings and civil engineering works, including building information modelling (BIM) Information management using building information modelling Part 5: Security-minded approach to information management
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
Status
Identifier indicating the characteristic of an element of information for which at all times a value can be established. Word status has been included in ISO 19650 Framework meant to
Wiring in Protected Escape Route
Compliance with fire safety regulations in Firefighting Cores directly affects life safety and emergency response. This guide will help you meet the latest fire performance standards.
