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Base Infrastructure Schemas (BIS)

Guide

• Introduction

  • Overview
  • Federated Digital Twins
  • Modeling with BIS
  • Organization of BIS
  • Fabric of the Universe

• Fundamentals

  • Element Fundamentals
  • Codes
  • FederationGuids
  • ElementAspect Fundamentals
  • Mixins
  • Model Fundamentals
  • Relationship Fundamentals
  • Schemas (“Domains”)
  • Classifying Elements
  • Type Definitions
  • Categories

• Data Organization

  • Information Hierarchy
  • Modeling Perspectives
  • Top of the World
  • Single Responsible-Party Principle
  • Organizing Models and Elements
  • Spatial Composition
  • Modeling Systems
  • Organizing Definition Elements

• Physical Modeling Perspective

  • 3D Guidance
  • PhysicalModel Hierarchy
  • Physical Models and Elements
  • Physical Materials
  • Quantity Takeoffs: Guidelines

• Other Modeling Perspectives

  • Functional Models and Elements
  • Analysis Models and Elements
  • Information Models and Elements

• Schema Evolution

  • Schema Customization
  • Data Evolution Across Time
  • Schema Versioning
  • Schema Production Status
  • Schema Design Guidelines

• BIS Naming Guidelines

  • Rules and Recommendations
  • Special Terms
  • Summary of Exceptions
  • Abbreviations and Acronyms
  • Relationship “Strengths”

• Other topics

  • BIS Schema Units
  • BIS Schema KindOfQuantities
  • BIS Schema Validation

• References

  • BIS Glossary
  • Class-diagram Conventions
  • Instance-diagram Conventions

Domain Schemas

• Core domains

  • Overview
  • Analytical
  • BisCore
  • - Drawings & Sheets
  • - Provenance in BIS
  • Functional
  • Generic
  • PhysicalMaterial

• Common domains

  • Overview
  • AECUnits
  • ClassificationSystems
  • DistributionSystems
  • DocumentMetadata
  • Linear Referencing
  • Profiles
  • SpatialComposition

• Discipline-Physical domains

  • Overview
  • Building domains
  • Civil domains
  • Construction
  • Earthwork
  • Structural domains
  • Terrain

• Discipline-Other domains

  • Overview
  • Structural domains

• Standard schemas

  • Overview
  • BisCustomAttributes
  • CoreCustomAttributes
  • ECDbMap
  • Formats
  • Units

Engineering Content (EC)

• Overview
• ECSchema
• ECClass
• ECEntityClass
• ECMixinClass
• ECStructClass
• ECCustomAttributeClass
• ECRelationshipClass
• ECProperty
• ECCustomAttributes
• ECEnumeration
• KindOfQuantity
• PropertyCategory
• PrimitiveTypes
• CustomAttribute Container Types
• Unit
• Constant
• Phenomenon
• UnitSystem
• Format
• ECName
• Changes Between ECObjects 2 and 3