The Ultimate BIM Knowledge Hub

Your one-stop resource for BIM electrical.
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Sub-Process (Collapsed)

The diagram does not show the details of the sub-process. A “plus” sign in the shape’s lower-left corner indicates that the activity is a sub-process with a lower level of

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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

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Pool

A pool is a graphical representation of a collaboration participant. A pool serves as a container for the sequence flows that occur between activities (of a contained process). The sequence

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cost plan

statement showing an apportionment of an estimate (3.7.9) or of an agreed budget between cost (3.7.1) headingsNote 1 to entry: For example, the cost plan might be broken down into building elements. [1] 1 Online Browsing Platform (OBP)

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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

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purposeful

having a definite objective and strong desire to achieve it In the context of BIM, it describes a people-centric transformation, regarding information as an asset

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Blog
Jarek Wityk

Thomas Edison’s Pearl Street Station

Dynamos, Boilers, and the Costly Copper of Edison’s 1882 Pearl Street Station On September 4, 1882, Thomas Edison’s Pearl Street Station in New York City became the world’s first commercial

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Dictionary
Jarek Wityk

lead appointed party

The term introduced by ISO 19650 typically describes the Tier 1 Main Contractor. For example: : The Lead Appointed Party is a specific entity directly appointed (employed) by the primary

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Dictionary
Jarek Wityk

Digital Plan Of Work (DPoW)

Digital Plan Of Work (DPoW) forms a framework that supports informed and consistent decision making by project teams, at each work stage, helping to deliver agreed and reliable information. The

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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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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

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Lean construction

Lean Construction is the method of project management aiming to reduce waste on a project and improving the efficiency and quality of produced work [1]. The aim to reduce overproduction,

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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

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Dictionary
Jarek Wityk

BIM

Building Information Modelling (BIM)[1] broadly describes the processes employed during digital information management related to a built asset such as a building, bridge, highway or tunnel. ISO 19650 outlines a

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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

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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.

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Blog
Jarek Wityk

Level of information need

Ever feel like you’re drowning in BIM data you don’t need, or scrambling for details that should’ve been there? Enter the concept of Level of Information Need. It’s a straightforward idea buried behind a not-so-straightforward name (looking at you, BS EN ISO 7817-1:2024). In plain English, a Level of Information Need defines exactly what information should be delivered – no more, no less – for a given BIM use case or project stage.

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digital built environment

The terminology such as digital built environment and smart asset management, often referred to as Digital Construction, encompasses multiple technologies and processes related to information or project management and the

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Facility Data

The non-graphical information attached to objects in the Model that defines various characteristics of the object. Facility Data can include properties such as parametric values that drive physical sizes, material

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Portable document format (PDF)

It’s a versatile file format developed by Adobe that allows people to easily present and exchange documents – regardless of the software, hardware, or operating systems used by anyone who

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Dictionary
Jarek Wityk

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

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Ambient temperature rating factor (Ca)

Ambient temperature rating factor used for calculating theminimum required cable size. For cables installed in air, values for this factor are given in BS7671:2018 Table4B1.For ground installations, values are given

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Stage 2 Maturity

BIM at Maturity Stage 2 according to the ISO 19650 Framework is “the use of a shared digital representation of a built asset to facilitate design, construction and operation workflows

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Cyber-Physical Systems

Systems that include integrations of computation, networking, and physical processes with feedback loops where physical processes affect computations and vice versa4. An example of a Cyber-Physical System is a Digital

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Common Data Environment (CDE)
Jarek Wityk

CDE state

ELI5-S1: BIM Basics E5: CDE areas and states This term replaces the ‘CDE area’ PAS 1192 term, the idea is the location of the information (container) is not important but

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Classification and Standardisation
Jarek Wityk

Organisational maturity

a measure of an organisation’s readiness and capability expressed through its people, workflows, information, technologies and the reliable measurement procedures that are in place [source: Understanding Organizational Maturity

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security

state of relative freedom from threat (3.13) or harm caused by deliberate, unwanted, hostile or malicious acts [cited from ISO 19650-5:2020(en), 3.7]

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Sub-Process (Expanded)

The sub-process boundary is expanded, and the details (a process) are visible within it. It is important to note that sequence flows cannot cross the boundary of a sub-process.[1] Symbol

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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

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Builders work in connection (BWIC)

Coordination of Builders work in connection to services i.e. openings in walls or floors for MEP Services It is anticipated that as a minimum, all builders work openings of 50x50mm

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specialization relation

relation between kinds of things that relates two concepts whereby the subtype concept is a more specific concept than the supertype concept and has all the aspects that define the

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Group

Because a group is not an activity or a flow object, it cannot connect to sequence or message flows. Furthermore, groups are not constrained by pool and lane restrictions. [1]

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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

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Blog
Jarek Wityk

How to respond to request for proposal (RFP)

Introduction It can be said that the digitalization of construction began with designers moving from drawing boards to computers. [1] In Architecture, Engineering, Construction and Operation (ACEO), the focus has

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Common Data Environment (CDE)
Jarek Wityk

Common Data Environment (CDE)

ELI5-S1: BIM Basics E2: CDE Explained The purpose of using Common Data Environment (CDE) on a project is to provide the right person with the right information at the right

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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,

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acceptance criteria

evidence required for considering that requirements have been fulfilled [cited from ISO 19650-2:2018(en), 3.1.1.1] Information issued via the Common Data Environment (CDE) must comply with Project Information Requirements (PIR) outlined

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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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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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