The Ultimate BIM Knowledge Hub

Your one-stop resource for BIM electrical.
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tertiary power source

A Uninterruptible Power Supply (UPS) or standby generator connected to dedicated final circuits of the distribution infrastructure. Enhance the infrastructure resilience and can improve maintenance opportunities and business continuity for

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Target Value Design

Target Value Designs (TVD) focus is on reducing the cost of a project without reducing the quality of the end product or extending the timetable. The team sets a cost

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Graphical symbols for electrical connections and components. Source: The Institution of Engineering and Technology (IET), “Units & Symbols for Electrical & Electronic Engineering,” © The IET 2016, p. 22. Used with permission where applicable. Available at: www.theiet.org.
Dictionary
Jarek Wityk

MEP Abbreviations, Symbols & Acronyms

MEP Abbreviations, Symbols & Acronyms Reference This table contains electrically biased commonly used MEP abbreviations and acronyms, covering everything from current ratings and protection devices to power systems and components.It’s

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Supplier

In the construction industry, ‘supplier’ refers to a provider of services or goods. The supplier can provide goods or services directly to the ultimate client or another supplier. The publication

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Model Upload Workflow

3D models shall be synchronized with the central cloud model after daily work is done to ensure the rest of the project team are coordinating with the latest information. All

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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

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Miller’s law

Argument introduced by Miller, G. A., suggests that the number of objects an average human can hold in short-term memory is 7 ± 2.[1] From a practical standpoint, this means

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Asset Information Model (AIM)

The Asset Information Model or AIM is a term used to define the set of information gathered from all sources that support the continuing management of an asset

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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

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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

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Dictionary
Jarek Wityk

information delivery milestone

scheduled event for a predefined information exchange [cited from ISO 19650-2:2018(en), 3.1.3.2] Milestones act as signposts through the course of a project. An information delivery milestone is a point in

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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

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Contract

Appointment ISO 19650 introduce term Appointment to be used instead of the more generic term contract. This means one term can be used for both external contracts and internal work

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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

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Contractor’s proposals (CP)

Contractor’s proposals (CP) in AEC industry refer to documentation prepared by tenderers for design and build projects or on a traditional contract where the bidder is to design specific parts

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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

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Built Environment

All forms of buildings (residential, industrial, commercial, hospitals, schools), all economic infrastructure (above and below ground) and the urban space and landscape between and around buildings and infrastructure3, as well

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Information model

set of structured and unstructured information containers (3.3.12) [cited from ISO 19650-1:2018(en), 3.3.8] ISO 19650 framework concentrates specifically on the information model concept, a term that contains multiple types of information (geometrical

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intrinsic aspect

role that an aspect plays in a relationship with a possessor and that is dependent on the aspect as well as on the possessing object Note 1 to entry: Typically the

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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

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Dictionary
Jarek Wityk

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

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Dictionary
Jarek Wityk

data

ELI5-S1 BIM Basics E18_data Understanding Data in BIM: The Foundation of Smart Asset Management When we think about Building Information Modeling (BIM), it’s easy to get lost in the complexity

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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

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Assignment

A request or offer resulting in a Reliable Promise and is ready to be placed on the Weekly Work Plan (WWP) for performance. An assignment must meet the characteristics for

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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

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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)

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BS 8541-2:2011

Library objects for architecture, engineering and construction Part 2: Recommended 2D symbols of building elements for use in building information modelling Note: ISO 22014 and ISO 22057 are under development

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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

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Dictionary
Jarek Wityk

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.

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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

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How To
Jarek Wityk

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,

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Strategic Objectives of BEP

Objectives of BEP shall be allignwed with Exchange Information Requirements (EIR), an example of Strategic Objectives for a project have been listed below: Meet Level 2 BIM compliance, in accordance

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Value

What the customer wants from the process, and will pay for. [1] [1] The Massachusetts Port Authority, 2015. BIM Guidelines for Vertical and Horizontal Construction.

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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

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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

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How To
Jarek Wityk

HVO Fuel

Hydrotreated Vegetable Oil (HVO) is a renewable, diesel-type fuel made from vegetable oils and fats instead of crude oil​.

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