The Ultimate BIM Knowledge Hub
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Revit Guides
Data Management
ELI5
x-ref
The term “X-ref” is commonly used as an abbreviation for “External Reference” in various technical and engineering fields, including construction, Building Information Modeling (BIM), and computer-aided design (CAD). Here’s a
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
system
interacting objects organized to achieve one or more stated purpose [SOURCE: ISO/IEC/IEEE 15288:2015, 4.1.46, modified — The words “combination of” at the beginninghave been removed; “elements” has been replaced by
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
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
Enabling Tools
Tools that help design, develop, deliver, and maintain the built asset. You may require a number of different enabling tools for specific tasks and functions. https://www.thenbs.com/knowledge//periodic-table-of-bim
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
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,
Organizational Information Requirements (OIR)
ELI5-S1: BIM Basics E7: OIR explained information requirements in relation to organizational objectives BS EN ISO 19650‑1:2018 (3.3.3)
workflow
The term ‘workflow’ is used in ISO 19650 instead of the PAS 1192 term ‘process’.
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
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
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
Existing Conditions Modeling
A process of developing a 3D model of the existing conditions for an asset, or a specific area within a facility.The model can be developed based on laser scanning surveys
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
Problem Solving Process
Understanding the Problem-Solving Process
Effective problem-solving is at the heart of success in any field. Drawing inspiration from the book “General Relativity for Babies” by Chris Ferrie, which simplifies complex topics into easy-to-understand concepts, I have created a straightforward guide to the problem-solving process.
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
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
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
Nominal line voltage to earth (Uo)
Uo Nominal line voltage to earth. Assumed to be 230 V for grid connected systems.
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
Periodic Model Quality Control Checks
Apart from the weekly model coordination effort that focuses on spatial coordination and clash resolution, the Appointment BIM Manager should review all disciplines project models and ensure compliance with BEP
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
Delivery Team context of information exchange
ELI5-S2 BIM in Practice E3 Delivery Team context of information exchange ELI5-S2: BIM in Practice E3: Delivery Team context of information exchange explained Understanding the context of information exchange from
Intermediate Event (Link/Catching)
Paired link events can also be used as “off-page connectors” in order to print a process across multiple pages. Within the process level, they can also be used as generic
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
Business goals
Business goals drive organisational outcomes, helping to keep the focus on the company’s important short and long term priorities. The goals must be defined, understood, tracked, analysed, and measured to
Technical Committee (TC)
a Technical Committee (TC), which develops standards in a certain sector or industry; https://www.iso.org/glossary.html
Separation Gap for Primary and Secondary Life Safety Cable Trays Roof Installation)
UK electrical and fire safety standards do not prescribe a fixed minimum separation distance for roof-mounted life-safety cable trays. However, BS 7671, BS 8519, and BS 5839 collectively establish that life-safety circuits must be installed on dedicated containment and be either separated by barriers or adequately distanced to ensure circuit independence.
Overload rating (Ir)
Ir The adjusted overload rating of an overcurrent protective device, in Amperes.
Integrated Digital Delivery
History History’s Professor, Yuval Noah Harari, in his book Homo Sapiens reached a conclusion that humans developed an ability to transmit information about things that do not really exist (stories),
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
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]
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
BS ISO 55002:2018
Asset management — Management systems Guidelines for the application of ISO 55001
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
BIM thinking ahead
I decided to challenge myself and explore existing and emerging technologies in order to estimate what could we achieve during the next 30 years. The question is considered in terms
life cycle
stages and activities spanning the life of the system from the definition of its requirements to thetermination of its use, covering its conception, development, operation, maintenance support and disposal NOTE
Prospective fault current (Ipf)
Prospective Fault Current (Ipf) is the value of overcurrent at a given point in a circuit resulting from a fault of negligible impedance between live conductors having a difference of
security breach
infraction or violation of security (3.7) [1] 1 Online Browsing Platform (OBP) [WWW Document], n.d. URL https://www.iso.org/obp/ui#search (accessed 4.10.21).
UML diagram
provides the data structure for data templates using objects, collections and relationships between them. The multiplicities in the UML diagram specify the range of allowablecardinality values, giving a specification of
Data Object
Data objects provide information about the activities that must be performed and/or the results that they produce. Elements of data objects must be contained within process or sub-process elements. Data
client
actor (3.2.1) responsible for initiating a project and approving the brief [cited from ISO 19650-1:2018(en), 3.2.5] The UK BIM Alliance, responding to the inconsistency between the current guidance of CIC BIM Protocol,
definition
representation of a concept by a descriptive statement which serves to differentiate it from related concepts Note 1 to entry: A definition may be expressed as natural language text (a textual
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
Soil Thermal Resistivity
Relates to the ability of the soil, in which the cable is installed, to conduct heat energy away from the cable. The rating factor Cs is applied in cable sizing
geometrical
This is an ISO 19650 term which replaces the PAS1192 term “graphical”. Geometrical is more appropriate to describe spatial positioning and relationships
Pre-contract BEP
On projects where ISO 19650 Framework has implemented a term, Pre-appointment BEP is used instead of the PAS 1192 term Pre-contract BEP. The meaning is the same, it communicates on
Current carrying capacity of a cable (Iz)
Iz The current carrying capacity of a cable under the defined installation conditions. This is the effective rating of the cable after the relevant rating factors have been applied, i.e.,Ca,
