Full econstruct end results overview

eConstruct eCommerc e & eBusiness in the European Building and Construction Industry: Preparing for the Next Generation Internet The European DG13 5 th Framework IST Programme Key Action II – New Methods of Work and Electronic Commerce – Project No. IST-1999-10303

Why eConstruct? Building & Construction Industry
Each country has its own
Language
concepts
Standards
Operates locally
- Act as an European Player - Operate across National boundaries

Why eConstruct? Contractor/ sub contractor
Procure / Bid
Locally
Difficult to survey market
Search in many portals with different structures and languages
Procure / Bid
Europe-wide
Easy to survey market
Search in different portals with same structure in one‘s own language

Why eConstruct? Manufacturer or Supplier
Sell - Locally in different languages
To a fragmented Industry
O ffered through many portals with different data structures (catalogues)
Sell
Europe-wide
automatically translated
Through one channel
Offer through many portals in one data structure (catalogues)

Why eConstruct? Portals
Provide Information - Locally
To a fragmented Industry
Each product in its own data structure (catalogues)
Provide Information
Europe-wide
Easy to maintain in many languages
Through o ne data structure (catalogues)

Why eConstruct? Contractor Supplier Portal Supplier Contractor Portal Portal Contractor Supplier €

Therefore eConstruct € Contractor Supplier Portal Product Models Internet Lack of Standards bcXML Digital Catalogues

What Industry needs
Open communication for catalogue information
Agreement needed on these catalogue ‘Objects’ and their ‘Properties’
Require a ‘flexible’ structure – that also supports catalogue specific information
To be able to find things and compare them
Inexpensive and easy to use

Goal
Develop
Implement
Disseminate
a new Communication Technology
tailored to the Building and Construction Industry
Building and Construction eXtensible Mark-up Language bcXML

Overview Bridging Technology Worlds ISO STEP IAI IFC (ifcXML_COS) Software CAD / IfcBrowsers XML/edi ebXML /eBES UDDI (IBM, Ariba, Microsoft) Rosettanet Software CommerceOne Ariba MS BizTalk Server ISO/TC59/SC13/WG6 PAS-12006/3 (Meta-Schema) ICIS Software LexiCon Explorer ASVB MiddelenBank Classification Generic eCommerce & eBusiness PDT Sharing (ifcXML_COS) Linking (to IFC) Mapping Tailor ing & Us age Generic eCommerce & eBusiness

Concepts IAI: Product Data Technology real world semantic model implementation data exchange (files) IFC 151 IFC 2x EXPRESS IFC STEP File IFC XML file STEP Toolbox ifcXML ifcXML optimized bcXML, files bcXML 2 Stage Stage 1 COS

Modelling Dictionaries & Taxonomies
Dictionaries
Strings/words: isolated terms for objects, properties etc.
Taxonomies
interrelated objects & properties
objectification (from strings to things)
specialisation
object <> property connection
(Classification: objects/specialisation only)
Door Flush Door Door Flush Door Dictionary Taxonomy terms connection Hinges, Locks Weight objects & properties specialisation

Construction
Accomodation construction
Buffered construction
Connection construction
Covering construction
Framing construction
Guiding construction
Operating construction
Separation construction
Access construction
Casement
Door
Door set
Door leaf
Folding-sliding door
Revolving door
Sectional door
Stable door
Gate
Hatch
Sash
Screen
Strip door
Light Entrance construction
Opening construction
Wall
Span construction
Material
Space
Part of the: “bcBuildingDefinitions” bcTaxonomy
Coiling door
Flexible door
Flush door
Glass door
Metal flush door
Plastic flush door
Timber flush door
Hollow timber flush door
Solid timber flush door
Folding door
Ledged door
Panelled door
Specialisation Tree

Modelling bcTaxonomy Object Definition Property Definitions + Door Leaf Thickness Door Leaf Width Door Leaf Height Clear Opening Width Clear Opening Height Edge Shape Door Shape Internal/External Location Availability Delivery Time Catalogue Code EAN Description Product Line Trade-name List Price URL Door leaf bcDictionary: terms used bcTaxonomy

Lexicon Explorer

Taxonomy Concepts Grouping Dictionary Multi-lingual Descriptions Vocabulary S pecialisation Conceptualisation Subjects, Activities, Properties, Measures & Units Multi-lingual Terms ExternalReferences Taxonomy Open Taxonomy: LexiCon Organizations

Modelling eConstruction Architecture ISO STEP EXPRESS Technology & W3C XML Technology UN/OASIS CEN/ISSS eBes WS EU 5 th FW IST OpenXchange ebXML ISO TC59/SC13/WG6 / ICIS CEN/ISSS eConstruction WS EU 5FW IST eConstruct / ICCI EU 5FW IST ROADCON XTD & xtdXML ISO TC59/SC13/WG6 / ICIS CEN/ISSS eConstruction WS EU 5FW IST eConstruct / ICCI EU 5FW IST ROADCON bcXML Specification Transaction Content Aspect Level IAI IFC2x & ifcXML / COS Modelling Definition

bcXML Meta-Model Restricts to: {m, kg, s,...} anyUri (from Datatypes) <<datatype>> string (from Datatypes) <<datatype>> anySimpleType (from Datatypes) <<datatype>> integer (from Datatypes) <<datatype>> language (from Datatypes) <<datatype>> Explanation Name NativeLanguage RestrictedValue Unit NativeName <<key>> NativeExplanation Translation 1 1 0..1 0..1 1 1 MinCardinality MaxCardinality Taxonomy 1 1 0..n 0..n Property 0..n 0..n 0..1 0..1 Description <<group>> 1 1 0..1 0..1 1 1 1 1 0..n 0..n ExternalReference Relationship 0..1 0..1 0..1 0..1 Object 1..* 1..* 0..1 +SupertypeRef 0..1 0..n 0..n 1 1 0..n 0..n 0..n 0..n 1 +TargetObjectRef 1 0..n +PartRef 0..n

bcXML Architecture Catalogue Internet bcXML Browser VR Front-end Computer Aided Selling (CAS) IfcBrowser ProjectDB XML-Server EXPRESS Data Manager Catalogue Generator CAS Catalogue Definer Resource DB Server Software Clients Taxonomy Taxonomy Server Catalogue Supplier Catalogue Server bcBuildingDefinitions taxonomy CatalogueExplorer LexiCon Explorer Catalogue Data (Spreadsheet) bcXML XML Data (Catalogues) bcXML Requirement and Solution Specification messages LexiCon Converter Lexicon.xml bcXML XML Data (Catalogues) IFC Data (Building from CAD) CAS Catalogue XML Data (Catalogues)

Example Scenario

Prototype Demonstration

Taxonomy Server (1)

Multiple Language Support

German

French

Searching for a Timber Flush Door

Set Requirements

Requirements Message

Select Catalogue Server

Select Catalogues

Type of Search

Solutions (1)

Solutions (2)

Solutions (3)

Linking Catalogue and IFC model information

TNO IfcBrowser

Selecting an Ifc Object

Derived Attributes

Taxonomy Search

Catalogue Search

Setting Requirements

Possible Solutions

Chosen Solution

Linking Catalogue Information

Jeff Stephens [email_address] More Information http://www.bcxml.org

Full econstruct end results overview

by Reinout van Rees

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