The Ultimate BIM Knowledge Hub

Your one-stop resource for BIM electrical.
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Design-Bid-Build

A contract type There is a sequential award of two separate contracts; the first contract is for design services; the second contract is for construction; design and construction of the

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Commissioning

A building has successfully gone through the commissioning process when its equipment and systems have been examined and tested to perform as designed, and its operators have been trained to

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Model View Definition (MVD)

One or more specific information exchange requirements may necessitate the need for a model view definition (MVD). A machine-readable representation of MVDs is required when using them in software development.

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Ze

That part of the earth fault loop impedance which is external to the circuit under consideration. For the supply cable it will be the impedance external to the installation. For

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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.

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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

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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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Operations and Maintenance (O&M)

Describes the functions, duties, and labour associated with the operations of an asset, including repairs, replacement of parts and structural components, and other activities needed to maintain an asset.

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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

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Certification

Assurance given by an independent certification body (ISO does not perform certification) that a product, service or system meets the requirements of a standard. https://www.iso.org/glossary.html

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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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Appointed party

The appointed party term introduced in BS EN ISO 19650 it is meant to replace PAS 1192 term ‘Supplier’ Typically it means Tier 2 and below Contractors Who can become

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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.

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Industry 4.0

Industry 4.0 is more than just manufacturing. Smart, connected technologies transform how we design, manufacture, use and maintain parts, products, and entire buildings. The interconnected technology also changes the way

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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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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

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BS 8541-4:2012

Library objects for architecture, engineering and construction Part 4: Attributes for specification and assessment – Code of practice Note: ISO 22014 and ISO 22057 are under development tosupersede BS 8541,

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Equipment Clearance

Equipment Clearance shall be modelled for use in interference management and maintenance access requirements. It is the minimum space adjacent to the equipment required to allow access for maintenance, installation

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record

document stating results achieved or providing evidence of activities performed [1] Note 1 to entry: Adapted from ISO 9000:2005, 3.7.6. 1 Online Browsing Platform (OBP) [WWW Document], n.d. URL https://www.iso.org/obp/ui#search (accessed 4.10.21).

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Z1

Z1 – That part of the earth fault loop impedance which comprises the impedance under earth fault conditions of the line conductor of the circuit under consideration.

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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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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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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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Parametric behaviour

The parametric behaviour of an object describes whether its shape, position, and orientation are designed to be dependent on other information associated with the object or the context in which

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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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Message Flow

A message flow depicts the exchange of messages between two participants who are ready to send and receive them. A message flow must connect two distinct pools. They are either

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Dictionary
Jarek Wityk

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

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TT system

A system having one point of the source of energy directly earthed, the exposedconductive-parts of the installation being connected to earth electrodes electrically independent of the earth electrodes of the

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BS EN ISO 19650-1:2018

Organization and digitization of information about buildings and civil engineering works, including building information modelling (BIM) — Information management using building information modelling Part 1: Concepts and principles

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Cost Led Procurement

A procurement method introduced by Constructing Excellence and the Cabinet Office intended to allow industry to use its experience and knowledge to develop innovative solutions through leveraging design, materials, subcontracting, direct labour

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facility

physical structure (asset) or installation, including related site, works, serving one or more main purposeNOTE: Typically, a facility will require management over part or all of its life cycle. The

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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.

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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

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Security Management Plan

A document (or part of a document) identified in the Information Particulars setting out the security requirements for carrying out the Works in a security-minded way, including any policies, protocols,

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Scope

Bid response should include a scope management plan containing all the tasks necessary for successful project delivery. The plan shall define the implementation and verification of workflows. A project should

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Geographic Information System (GIS)

A geographic information system (GIS) is a framework for gathering, managing, and analyzing data. Rooted in the science of geography, GIS integrates many types of data. It analyzes spatial location

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Construction Manager at Risk

Various key characteristics of CM@Risk include: there are separate contracts for design services and for construction services; the contract for construction services may be entered into at the same time

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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

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Information Maturity

a current state of development of an organisation to utilise information in an advanced strategic manner to increase productivity, measured against an assumed optimal state

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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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