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Understanding BIM

Key Goals

via synchronous,

  • Design Calculations,
  • Shop Drawings,
  • Bill of Quantities [BOQ],
  • Bill of Materials [BOM].
via optimized,

  • Calculations including each wire,
  • BOM with routing options,
  • Tendering including direct material purchases.
Reduced timelines & coordination by 2-3x speed & predictability including dry and modular means
via model connected engine,

  • BOM to gantt activities for predictive projections of material, labor & cashflow.
  • Pre-fabrication modularity
Eliminate cost variations & billing delays by 1- 3% accuracy from estimates including Bill of Materials [BOM]
via What-Is-Modeled-Is-What- Is-Billed-or-Built; that is, only visual checks to be done at site for an As-built Twin.
Traceability & value across, asset life, better asset ROI/use and compatibility with Building Management Systems including ERP.
via .ifc compliant As-built Twin, virtual T&C, Facility & Asset Management operations.

Open BIM / ISO 19650 / .ifc

Think of IBMS and ERP industries, before a common protocol, applications didn’t work across different proprietary systems.

In 2019, BIM got its common protocol. ISO 19650 introduced open BIM/.ifc format, allowing seamless information retention and transfer between and BIM software available

Diagrams for ISO 19650.

BIM Syntax

2D

Drawings with X-Y-axis

3D

Approx. Geometry - Schematic stage

4D

Time Management - Baseline Gantt & Progress Tracker

5D

Cost Management - Billing (BOQ); Material ordering (BOM)

6D

Carbon Footprint — Emulate operations & optimisations

LOD 100

Conceptual

LOD 200

Approx. Geometry - Schematic stage

LOD 300

Precise Geometry — Design Development

LOD 400

Fabrication — Vendor Shop Drawings

LOD 500

As-built

BIM Syntax

2D

Drawings with X-Y-axis

3D

Approx. Geometry - Schematic stage

4D

Time Management - Baseline Gantt & Progress Tracker

5D

Cost Management - Billing (BOQ); Material ordering (BOM)

6D

Carbon Footprint — Emulate operations & optimisations

LOD 100

Conceptual

LOD 200

Approx. Geometry - Schematic stage

LOD 300

Precise Geometry — Design Development

LOD 400

Fabrication — Vendor Shop Drawings

LOD 500

As-built