The Ultimate BIM Knowledge Hub

Your one-stop resource for BIM electrical.
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Instructions
Jarek Wityk

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:

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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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How To
Jarek Wityk

Mimic Panels for Life-Safety Generators

Mimic Panels for Life-Safety Generators – UK-Specific Designer’s Guide Key takeaway: Indicator for generators and smoke-control systems (commonly referred to as ‘mimic panel’, often marked “ESP – Emergency Stand-by Power

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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

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Blog
Jarek Wityk

Terminology and UK Contract Law

The use of terms such as Lead Appointed Party, Appointed Party and Task Team in lieu of terms: employer, supplier, contractor and subcontractor, require clarification to become legally binding. The

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Dictionary
Jarek Wityk

Junction Boxes

Junction Box Requirements in Electrical Installations To ensure compliance with BS 7671:2018+A2:2022, the following requirements apply when using junction boxes in electrical installations: 1. Compliance with BS EN 60670-22 Any

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Gateway (Inclusive)

[Or] When a branch splits, one or more branches are activated. Before merging, all active incoming branches must be completed.[1] Symbol 1]     Silver, B. (2009). BPMN Method and Style: A

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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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BS 7799‑3:2017

Information security management systemsPart 3: Guidelines for information security risk management (revision of BS ISO/IEC 27005:2011)

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Openness

in relation to data and information – also linked to interoperability means that it is provided or made available in a format that can be accessed and used withoutrecourse to

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Depth of lay rating Factor (Cd)

The rating factor Cd is applied to cable sizing calculations for cable installed in the ground. Its value varies according to the depth of lay installed. See BS7671:2018,Table4B4. Indicates the

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Workspace

A collection of content libraries and supporting files that define and embody a BIM standard. A workspace includes BIM libraries such as wall types, standard steel shapes, furniture, HVAC fittings,

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Life safety generator installed for emergency power backup in a residential building, ensuring uninterrupted operation of critical systems during outages
How To
Jarek Wityk

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

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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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major change

change that affects the meaning, function or intended useNOTE Definition applies to properties and groups of properties.PAS 14191:2020

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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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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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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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area of competence

area of an expert’s […] proficiency and knowledge associated to one or several groups of properties BS EN ISO 23386:2020

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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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Master Schedule

The purpose of a project schedule is to define how the project should be delivered and maintained based on the available resources. The development of a timetable is the first

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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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Budget

The tender response for designing, constructing and operating the existing building and the additional extension shall include the project budget’s bid documentation. The budget must incorporate the total amount of

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Dictionary
Jarek Wityk

Emergency Voice Communication System (EVCS)

What is an Emergency Voice Communication (EVC) system? An Emergency Voice Communication (EVC) system (also referred to as EVCS) is a fixed, monitored, two-way voice communication system that enables point-to-point

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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

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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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Blog
Jarek Wityk

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.

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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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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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top management

person or group of people who directs and controls an organization at the highest level [cited from ISO 19650-5:2020(en), 3.14]

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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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Crown Commercial Services (CCS)

The Crown Commercial Service (CCS) is an administrative agency and trading fund of the Cabinet Office of the UK Government, responsible for the supervision of the procurement of common goods

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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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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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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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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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Post-contract BEP

This PAS 1192 term has been superseded by ISO 19650 term Post-appointment BEP. It is a BIM Execution Plan (BEP) which shall be re-submitted by the Lead Appointed Party and

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Blog
Jarek Wityk

Quality Management and Standards

Most articles start with a definition of quality management and then dive deep into Quality Control (QC) and Quality Assurance (QA). In here I concentrate on the quality, value and

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consensus

general agreement, characterized by the absence of sustained opposition to substantial issues by any important part of the concerned interests and by a process that involves seeking to take into

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Supporting Information

Supporting information shall be used where applicable and relevant to fully understand and evaluate information requirements or acceptance criteria. Supporting information includes but is not limited to: Existing site surveys

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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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System of systems

A system of systems is a collection of many different systems, each with its own characteristics. [1] System theory assumes that certain underlying concepts and principles are applicable to different

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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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