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ELI5

Complete information
adjective In Architecture Engineering and Construction (AEC), complete information is information which includes all the necessary and typical parts or elements, lacking nothing. For the information to be deemed complete,
Power factor
Power factor is the ratio of the resistance (R) and impedance (Z) in a circuit, that is:Power factor = cos ∅ =R/Z
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
merge request
A merge request corresponds to the creation of one property and the deactivation of several properties. After validation of the merge request by the experts, the merged properties are deactivated.
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

Emergency Lighting Standards and Regulations
BS 5266‑1:2025 – whats changed? Status & scope. The new edition was published on 29th and came into effect on 31 October 2025, withdrawing BS 5266-1:2016. It is intended to be

Sensitive Information
ELI5-S1 BIM Basics E16_Sensitive Information information, the loss, misuse or modification of which, or unauthorized access to, could:(a) adversely affect the privacy, welfare or safety of an individual or individuals;(b)
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
Working Group (WG)
WORKING GROUP (WG) Specialized group within a committee that is responsible for drafting a particular standard or set of deliverables. It is usually quite small, composed of experts and headed by
Grouping rating factor (Cg)
Grouping rating factor used for calculatingminimum required cable size. For cables installed in air, values for this factor are given BS7671:2018,Tables4C1,4C4,4C6.For ground installations, values are given in Table4C2. Grouping a
Infrastructure
the structures that emphasize, organise and enable social functions. Individual units of infrastructure are known as assets. It is sometimes subcategorised into economic infrastructure, the networks of built assets that
Capital delivery phase
Delivery phase [ISO1950] Delivery phase is a simplification of capital/delivery phase without making any assumption about how the project funding is being treated in financial accounting
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

BS EN ISO 9001:2015
Quality management systems Requirements ISO 9001 is a set of quality management principles defined by various criteria and standards. It outlines the importance of defining a quality management system (QMS)

Project Template_RVT_2022
Revit Electrical Project Template 2022 v22.2.1 Template For: Electrical Engineers, Bim Managers, Electrical Designers Setup: Typically 2–4 hours — quicker for experienced users. View Details Technical Details Released: Apr 29,
BS 7000-4:2013
Design management systemsPart 4: Guide to managing design in construction
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,
Digital Construction
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
racetrack
Information delivery cycle It is a term introduced first in PAS 1192 and updated in ISO 19650 framework, it depicts the process of specifying and delivery of project and asset
suitability
degree to which a product, system or information provides functions that meet stated and implied needs when used under specified conditions [cited from: ISO/IEC 25010:2011(en), 4.2.1, added word ‘information’] appropriateness

Psychological attributes of collaborative working
The psychology of workplace collaboration can be traced back to the everyday interactions that occur in any organization. In the fast-evolving business world, there is a rising need to move
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

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.
Spacial Asset
A spacial asset can be defined as a specific location such as a zone, boundary, area, floor or room with a known location and extents.For most businesses, spacial assets usually

Quality Control
Quality control indicates an operational activity within the process, while quality assurance focuses on constructing confidence that quality requirements will be met. Quality is incorporated into production and verified during

Domestic PV sizing rule-of-thumb (RoT)
Domestic PV sizing rule-of-thumb (RoT) Grid-tied, focused on self-consumption UK rule-of-thumb (RoT) Peak Sun Hours (PSH): 3.5 summer, 2.0 spring/autumn, 1.0 winter For calc use Peak Sun Hours (PSH) =
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

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
BS 9999:2017
Fire safety in the design, management and use of buildings – Code of practice
Project Information Manager
Responsible for extraction, review, coordination and reporting of data within the native and federated models as well as associated project databases throughout the project stages to ensure client and BEP

Please can you confirm if the life system system has to be lidded?
Please can you confirm if the life system system has to be lidded? There is no requirement for the life system to be lidded. A lid is effectively required
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
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.
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.

Management of the cyber-security threats in Common Data Environment
The increased reliance of the IT Technology Widely used cloud-based systems with file-sharing protocols have are the way of the future, but the use of such a platforms increase the
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.
Point of Adoption
a moment in time where an organisation’s readiness, change into organisational capability/maturity Macro-BIM adoption: Conceptual structures Bilal Succar Mohamad Kassem Tweet The Point of Adoption (PoA) is not to be
BS EN ISO 12006-3:2016
Building construction — Organization of information about construction works Part 3: Framework for object-oriented information

CDE area
ELI5-S1: BIM Basics E5: CDE areas and states Area and section imply moving information from one place to another. This is not necessary in a CDE. It is the state
BS EN ISO 19650-3:2020
Organization and digitization of information about buildings and civil engineering works, including building information modelling (BIM) – Information management using building information modelling Part 3: Operational phase of the assets

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.
DWG
DWG (“drawing format”) is a binary file format licensed by Autodesk and used for storing two and limited three-dimensional design data and metadata. It is the native format for several
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
4D Modeling
4D Modelling also referred to as 4D BIM, when supported by existing planning techniques, can improve project delivery times and schedules. To make the gains possible, all project members must
Cable k2s2
k2s2 its an Energy withstand of cable in A2s. For example,a cable with a withstand of 12 x 104 A2s, can sustain without permanentdamage,a fault current of 1,000 A for
Sequence Flow (Normal or Uncontrolled)
A sequence flow is used to show the order in which activities in a process or choreography will be performed.[1] Symbol 1] Silver, B. (2009). BPMN Method and Style: A
deactivation request
A deactivation request corresponds to a modification of the property. After validating of the deactivation request by the experts, the value of the calculated status of the property changes to
Unified Cloud Platform (UCP)
A unified cloud platform (UCP) has been introduced to facilitate the integration of multiple cloud services into a single cloud environment. The UCP is essentially a cloud management multi-platform that
BS 7799‑3:2017
Information security management systemsPart 3: Guidelines for information security risk management (revision of BS ISO/IEC 27005:2011)

Cutting Geometry with Nested Void Families in Revit
1. Generic Host in the Face-Based Family When you are in the face-based family, create void, and Cut the Generic Host This setup essentially simulates the cutting action within the








