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BeginnerFree BIM course about 15 min

BIM uses across a project

Clients and teams choose specific BIM uses for a project. Learn the common ones, what each needs from the model, and the ‘nD’ terms you’ll hear on site.

In this lesson you will

  • List common BIM uses by project stage
  • Understand what each use requires
  • Interpret 4D, 5D and 6D sensibly
  • Choose uses that fit a project

Design stage uses

Design authoring (creating the models), visualisation (renders, walkthroughs, VR), design options, analysis (energy, daylight, structural), code checking and drawing production from models.

Coordination and construction

Model federation and clash detection between disciplines; 4D — linking model elements to the construction programme to visualise sequencing and site logistics; 5D — linking quantities to cost; digital fabrication of steel, precast and services modules; field BIM — models on tablets for setting out and inspection.

Gantt bars for Foundations, Structure, Envelope and Fit-out linked to groups of model elements, which appear in sequence as the simulation date moves forward.FoundationsStructureEnvelopeFit-outsimulation datebuilt so far appears solid; later work is hidden or ghosted
Figure: Linking the model to a construction schedule. Original KitWren diagram.

Operations

Asset information models hand over the data an owner needs — equipment, warranties, maintenance — often in a structured format such as COBie or directly into facilities management systems. Some call this 6D or 7D, but the numbering isn't standardised; describe the use rather than the number.

Each use has requirements

4D needs elements grouped by construction package and a realistic programme. 5D needs quantities measured to a method the cost planner accepts. FM handover needs agreed parameters and naming from early in design. Choose uses deliberately — each one costs effort — and write them into the project's information requirements.

UseNeeds from the model
Clash detectionAccurate geometry for services and structure
4DElements groupable by work package; a programme
5DQuantities by an agreed measurement method
FM handoverAgreed asset data and classification

Common mistakes

  • Choosing every BIM use 'just in case'.

    Each use costs effort; pick those with a clear benefit for this client and project.

  • Asking for 5D without agreeing measurement rules.

    Agree the measurement method with the cost planner before modelling.

Exercise

Pick uses for a project

  1. Imagine a three-storey school building.
  2. Choose four BIM uses that would add value and justify each in one sentence.
  3. For each, list two things the models must contain.

You should end up with: A short, justified BIM uses list.

Checklist

0 of 4 checked · saved on this device

Lesson quiz

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4D BIM links model elements to…

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Free KitWren tools that help

Free, independent learning material written for KitWren. We never provide software downloads, licence keys or cracks — use the official sources.