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PCC Plenary Meeting, Warsaw 2011 Standards and Data model of the Cadastre in Austria Julius Ernst

PCC Plenary Meeting, Warsaw 2011 Standards and Data model of the Cadastre in Austria Julius Ernst. Contents. Principals, competences and responsibilities Data structure of the DKM Process to update/store the DKM INSPIRE- Data model versus DKM Conclusions. Ministry of Finance.

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PCC Plenary Meeting, Warsaw 2011 Standards and Data model of the Cadastre in Austria Julius Ernst

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  1. PCC Plenary Meeting, Warsaw 2011 Standards and Data model of the Cadastre in Austria Julius Ernst

  2. Contents • Principals, competences and responsibilities • Data structure of the DKM • Process to update/store the DKM • INSPIRE- Data model versus DKM • Conclusions Standards and Data Model of the Cadastre in Austria

  3. Ministry of Finance Ministry of Justice Ministry of Economy, Family and Youth B E V Local Court Land register (Grundbuch) Revenue Offices Cadastral Office 41 Licensed Surveyor Notary, Lawyer, .. User CNA Corporate Network Austria Austrian Address Register Real Estate Database WWW.bev.gv.at www (provider) Standards and Data Model of the Cadastre in Austria

  4. Characteristics of the Austrian Cadastre • Purpose • Taxation and evidence of (legal) boundaries (since 1969) • information about area, land cover, certified changes,.. • Cadastral information includes • Digital cadastral map, Register of parcels, Document register, Address register • Public register – access for anyone • Information via web-portal , fees • Covering entire territory (Nation-wide availability) • 100 % in digital format Standards and Data Model of the Cadastre in Austria

  5. Process of registration … Owner of a parcel Subdivide a parcel Order Licensed surveyor Surveying document, Signed protocol Application Cadastral Office • check of the Surveying document: • legal and technical conditions Precondition for registration at local court Certification Standards and Data Model of the Cadastre in Austria

  6. Owner Contract Surveying document Application, ….. Notary, lawyer, individual,.. Land Registry: Owner, mortgage, easement Local Court (Land Registry) Maintaining Decision transmitted in analogue form Cadastre: Cadastral Map Parcel register Cadastral Office Maintaining Standards and Data Model of the Cadastre in Austria

  7. Online- Access to cadastral date via web portal of the BEV: e-geodata Austria Standards and Data Model of the Cadastre in Austria

  8. Examples for use of Cadastre Standards and Data Model of the Cadastre in Austria

  9. 3595 3596 6821 536 19 LN 6822 6823 5 - 18 3582 3584 3576 Unterer Thurnweg Parcel boundary line 6822 Contents of the Digital Cadastral Map Type of land cover Land cover (Bulding area, edifice) Parcel number Boundary line of land cover Boundary line point Control point Standards and Data Model of the Cadastre in Austria

  10. Extract from Real Estate Database Cadastre data Land Registry data Standards and Data Model of the Cadastre in Austria

  11. Coordinate reference system • Gauß- Krüger projection (Transversal Mercator) • 3- degree- stripes for Austrian territory • cm- accuracy of coordinates Standards and Data Model of the Cadastre in Austria

  12. Data structure of the DKM • (partly) according to the AutoCAD- Software • DXF- format is broadly used also outside BEV • Structured in logical layers • Graphical elements • POLYLINE • CIRCLE • BLOCK REFERENCE (INSERT) • TEXT Standards and Data Model of the Cadastre in Austria

  13. Basic elements of the DKM • Points, lines, symbols, text, attributes • Square elements: • Parcels, land cover • Block information: • Combination of symbols and attributes • e.g. Border point: symbol, point number, attribute (indicator, ) • Connection to central database: • number of administrative unit, point number,.. Standards and Data Model of the Cadastre in Austria

  14. Data structure of the DKM • Defined objects • Map Sheet • administrative borders and borders of parcel (state border, province,... administrative unit, borders of parcel ) • Parcel number • Land cover (lines, symbol,..) • Buildings • Other lines, symbols,.. • Border-, state border -, control points Standards and Data Model of the Cadastre in Austria

  15. Logical layers of the DKM Standards and Data Model of the Cadastre in Austria

  16. Symbols for parcel number... Standards and Data Model of the Cadastre in Austria

  17. Symbols for control points Standards and Data Model of the Cadastre in Austria

  18. Symbols for points... Standards and Data Model of the Cadastre in Austria

  19. Symbols for land cover Standards and Data Model of the Cadastre in Austria

  20. Symbols for belonging to ... Standards and Data Model of the Cadastre in Austria

  21. Process to store DKM _1 • Maintaining and checking of the DKM • BEV-DKM-Application: AutoCAD • “local” check of the DKM: nodes- lines- structure,.. • Automatic check of map sheets: Points, coordinates, cadastral units, etc. • Checking and reload of DKM in Shape-Format • Check of all objects, indicators, cadastral unit,.. • Report of all errors (“K-files”) > improve data • Generate shape- files Standards and Data Model of the Cadastre in Austria

  22. Process to store DKM _2 • Central storage of DKM • DXF- Files (only for internal process) and Shape- files • Update of central Real Estate Data Base • Real Estate Database and database for e- geodata Austria (access to all data of BEV via internet) Standards and Data Model of the Cadastre in Austria

  23. Standards and Data Model of the Cadastre in Austria

  24. UML- Model Standards and Data Model of the Cadastre in Austria

  25. Cadastral Parcel: INSPIRE <> DKM • Comparison of INSPIRE Data Specification on Cadastral Parcels with Data Model of Digital cadastral Map (DKM) • Spatial attribute and linkage • M…mandatory …existing • V… voidable …not existing Standards and Data Model of the Cadastre in Austria

  26. INSPIRE <> DKM: cadastral boundary Standards and Data Model of the Cadastre in Austria

  27. INSPIRE <> DKM: cadastral parcel Standards and Data Model of the Cadastre in Austria

  28. Conclusion, outlook • Ongoing change of the data model for New Real Estate Database • Joint project between BEV and MoJ to develop a new integrated system • Fully “digital” processes between Cadastre (cadastral offices) and Land Registry (local courts) • Using open standards (OGC) Optimize internal processes • Standardizing of the system • Design of new processes for Cadastre and Land Registry Standards and Data Model of the Cadastre in Austria

  29. Clint - Processes Citizens, Notary, Lawyer, Surveyor, Up to date cadastre Order certification application decision Subdivision and combination of parcels - Cadastre Processes - LR - Processes - Cadastre Processes Certification of surveying Documents Different methods of surveying Parcel boundaries Maintaining of DKM and Cadastral registers Application Different methods of surveying Parcel boundaries Aggregation of parcels The registration process Standards and Data Model of the Cadastre in Austria

  30. Thank you for your attention ! julius.ernst@bev.gv.at Standards and Data Model of the Cadastre in Austria

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