buildingsmart uki the role of standards events... · actors people, organizations, addresses...
TRANSCRIPT
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buildingSMART UKI
The role of standards
Nick NisbetTechnical CoordinatorbuildingSMART UK & Ireland
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buildingSMART UKI
• Membership drawn from users, vendors and associations
• Active in buildingSMART International
• Initiated the UK Government BIM Program and led the consultation
• Active in BSI B/555 and BS1192 part 4 and BS8541
• Joint controllers of COBie with US buildingSMART Alliance
• Delivery of COBie-UK-2012 and COBie / IFC Type Templates (v1)
• UK COBie trials stage 1 and stage 2
• UK EIR (Employers Information Requirements) template
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Why use BIM ?
CAD and GIS• Boundaries• 2D or 3D• Fragmented• Obscure Meaning
DOCUMENT / IMAGE
• Not usable
• Not re‐usable
BIM• “Mug”• Shapes and symbols• has Materials• has Capacity• kind of Equipment• touches “Table”
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Sharing …
• When ?• now, • later, • again, • continuously
• With whom ?
• Yourself,
• Your colleagues
• Project partners and contractors
• Clients
• Regulators
Strategy for industry improvement
One input, many workflows
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… Structured …
DATABASE
SUBMISSION
BI
M
SOFTWARE
RULE CHECK
VIEW/BROWSE
BIM IFC
Improving accuracy and quality
• One input, many checks
© AEC3 Ltd www.aec3.com
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… Information
(courtesy HLN and Bryden Wood)
Improving productivity
One input, many outputs
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IDMProcess model
IFCData model
Sharing … Processes• Repeatability
• Process improvement
IFDData dictionary
Structured … Product• Facilities and Assets
• Capacity and Capability
Information … Terms• Properties
• Classifications
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Is there an opportunity for BIM product data?
8© 2014 AEC3 Ltd
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Business Case Publisher : Manufacturer Consumers : Designer
Accessibility
Clarity
Accuracy
Efficiency Privacy
Early involvement Non‐committal
More intimately Exploratory
Publisher : Manufacturer Consumers : Designer
Ownership Over‐specific
Control Over‐formal
Maintenance
Validation
Liability
Issues:
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Project, In-use and Other
Proj
ect
•B
riefin
g•
Des
ign
•C
onst
ruct
ion
•H
ando
ver
Other
• Product data
• Cost and impact data
• Utility and map data
• Approvals
Facility
• Use
• Operation
• Maintenance
• Replacement
Project In‐use
In‐use
Project
Contractual and non-contractual processes
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External Data Sources
IFC Information Environment
Scheme Analysis ProductData
CostData
ScheduleData
O&MData
SpaceNeeds
PerformanceData
Space requirements, temperature, humidity, lighting, sound etc
Shape, layout and location of spaces,structure, services, walls, doors etc.
Performance data including type, mass,U value, etc.
Analyse/simulate thermal, lighting,acoustic, environmental impact etc.
Identify and select particular products.
Costs for individual objects includingbuy/sell, lifecycle, replacement etc.
Assign objects to tasks, schedule time for tasks, sequence, task logic
Assets, work plans/orders,service life, condition, H&S plan
Data forDisposal
Process
Requirements library
Construction types library
Performance data library
Product library
Task library
Task libraryService life performance library
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buildingSMART UKI
What should Product BIM cover?
Nick NisbetTechnical CoordinatorbuildingSMART UK & Ireland
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An overview of Product BIM ?
Facility
Component
3 July 2014 13
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An overview of Product BIM
Facility
Systems Type
Component
3 July 2014 © AEC3 Ltd 14
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buildingSMART UKI
What does IFC cover?
Nick NisbetTechnical CoordinatorbuildingSMART UK & Ireland
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An overview of Product BIM
Ifc Building
Ifc System(s)
Ifc Element Type
Ifc Element
3 July 2014 © AEC3 Ltd 16
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Shape (explicit)
Shape (extrusions)beams, pipes, ducts, walls etc.
Shape (topology)line representations for pipe, duct, etc.
Building Elementswall, door, window, roof, stairs, etc.
Relations Between Elementsholes, chases, voids, zones
Furnitureinc. system furniture
HVAC Equipmentchillers, fans, pumps, boilers,coils, cooling towers, heaters,heat exchangers, etc..
Electrical Elementstransformers, motors, generators,switches, protective devices,power and communication outletspanels, cubicles
Fire Protection Elementssprinklers, hose reels, hydrants, wet/dry rising mains
Sanitary ElementsWC’s, urinals, baths, bidets, trapsgulleys
Spaces, Space Structurespace, storey, part, building, site
Structural analysis:structural members, boundary conditions, connections, supports, loads, etc.
Zones, Compartmentsfire, workstation, rising ducts,shafts
Structural Elementsmembers, profiles, rebars, properties, joints, features, surface
IFC
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Systemspiping, ducting, cable, structural
Lightingfittings, rendering, photo-accuratelighting
Grids
Manholesmanholes, inspection chambers,access chambers, meter chambers,valve chambers
Controls, Instrumentssensor, actuator, controller, gauge, meter
Draughting
Time Seriestime related events
Holes and Basesholes, sleeves, packing, framing, upstands, vibration isolation
Constraintsrules, specifications, requirementstrigger conditions
Accessoriesbrackets, drop rods, steel sections, bracket assemblies, screws, bolts etc.
Environmental Impactembodied energy, CO2
Asset Managementmaintenance history, inventories
Air Handling Unit
Boiler
Pump Set[Physical
Association]
PreheaterValves
Luminaires[Spatial Association]
Helprequest, action, permit, warranty,operation
…and
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30NameTitle
NameTitle
NameTitle
NameTitle
NameTitle
NameTitle
NameTitle
NameTitle
NameTitle
Actorspeople, organizations, addresses
Costingcost planning, estimates, budgets,whole life
Work Plans and Schedulesinc. nested schedules, resource allocation
Orderswork orders, change orders, purchase orders
Associated Documents
ClassificationOmniclass
Uniclass
External Data
Connectivityservices, structure, building
Geographical Elementsfeatures, contours, regions
Coordinate Mapping geodetic, cartesian
Civil ElementGeneric civil element
Spatial ZoneGeneric infra region
…and
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A product has many aspects
Product
Constituents
Parts
Properties
Complex properties
Shape
Service Life
Quantities
Functional measures
Applied Values
Cost Values
Environmental Impacts
Identification Attributes
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BS 8541Construction Library Objects
BSI Manchester6th December 2012
21© 2010 AEC3 Ltd
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BS8541: Construction Library Objects
• BS 8541-1:2012• Part 1: Identification and Classification
• BS 8541-2:2011• Part 2: Recommended 2D symbols of building elements
• BS 8541-3:2012• Part 3: Shape and Measurement
• BS 8541-3:2012• Part 4: Specification and Analysis
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Three types of Construction Library Objects
BS8541 Templates Generic ProductPart 1: Identification
Object type and predefined type
Authorship
Yes Yes Yes
Multiple Classifications
Yes Yes Yes
Part 2: Symbol Standard Standard Standard
Part 3: Shape and measures Notional Typical Actual
Part 4: Specifying attribute names
Yes Yes Yes
Specifying attribute values
None Typical Actual
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Part 1: Identification and Classification - Example
• Object Type• Name• Description• Classifications• Authorship
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Part 1: Review Object Naming Conventions
Role Category Present‐ation Source Type Sub type
Source Type Sub type
TypeNBL Sub type Detail
BS 1192 2007 and BS 8541 (symbol)
BS 8541 Part 1
NBL
Type Sub type
buildingSMART UKI templates
Detail _UK
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WBSSystem
Product
Part 1: Multiple classifications
• CAWS• Uniclass J&K• Uniclass2 WR Uniclass L
Uniclass2 PR
Uniclass G&H
SFCA
NRM
Uniclass2 EL
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Part 2 : Recommended 2D symbols - Example
Principles and application
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Example – Part 3: Shape and Measures
• Shape (as geometry)• Measures (as attributes)
• Level of detail by – purpose – available information
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Part 3: Measures - Example
• Shape (as geometry)• Measurement (as
attributes)
• Level of detail by – purpose – available information
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Part 4: Specification, Selection and Assessment
Attributes for specification and selection
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Part 4 : Specification, Selection and Assessment
Assessment
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COBie Completeness
UK demand matrix
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IFC & COBie demonstration by end December 2012:
G251 L513 External walls G252 L384 Internal walls G321 L413 Windows G322 L411 Doors G44 L721 FFE Sanitary G49 L821 FFE other G541 L747 General lighting G554 L761 Audio visual communications G555 L761 Telecommunications communications G556 L761 Data network communication
Uniclass 1.4 Table G reference(Elements for construction)
Uniclass 1.4 Table L reference (Construction products)
Templates and Demand Matrix
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Which attributes and when ?
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Making the links
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BS8541: Construction Library Objects
• BS 8541-5:2014• Part 5: Assemblies
– Whole and parts– Products and background– Connections
• BS 8541-6:2014• Part 3: Product Declarations
– ?
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Part 5 : Assemblies
overall assembly
constituent part
constituent part ….
aggregation and location relationship
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Part 5: Accessible WC packages - Example
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Part 6 : Product declarations
Declaration
Identity Values Scenario
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• Document• Web-page• Freely available
• Declaring body?• Testing body• Audit body ?
• 13501-2• E30/EI30/EI30S• Extended application
document: external constraints on size
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• Label• Literature • Web-page
• Freely available• Product BIM ?
• Declaring body?• Testing body• Audit body ?
• Rankable: P.x or not P.x ? • Comparable: P.x >= Q.x ?• Calculation: Sum of P.x ?
Part 6 : CPR Example
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BS EN 15942 Sustainability of construction work
Environmental product declarations
• Master • Production • Transport • Construction • Use • Operational Use • End of Life
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buildingSMART UKIThank you!
Any questions?
Nick Nisbet [email protected]
Technical CoordinatorbuildingSMART UK & Ireland