World TrendsWorld Trends in in Spatial Data Spatial Data

InteroperabilityInteroperability

Nathan CrewsNathan CrewsPrincipal Schema Architect, LandXML.orgPrincipal Schema Architect, LandXML.orgSoftware Researcher, AutodeskSoftware Researcher, AutodeskCivil Engineering/Survey/Imaging Software Civil Engineering/Survey/Imaging Software DevelopmentDevelopment

OutlineOutline

►Enabling technologyEnabling technology► Interest boom in spatial dataInterest boom in spatial data► Infrastructure data convergenceInfrastructure data convergence►Data standardsData standards

Enabling TechnologyEnabling Technology

►Globally Connected systemsGlobally Connected systems Wired internetWired internet Wireless internetWireless internet

►Pervasive Business NetworksPervasive Business Networks►Solid foundation of proven internet Solid foundation of proven internet

data standardsdata standards XMLXML HTMLHTML SVG, VRMLSVG, VRML

Interest in spatial data has Interest in spatial data has exploded in the past two exploded in the past two

yearsyears► CommercialCommercial

GPS navigation in vehiclesGPS navigation in vehicles GPS/web enabled cell phonesGPS/web enabled cell phones Consumer GPS productsConsumer GPS products Google EarthGoogle Earth Web mapping (Google Maps, Virtual Earth)Web mapping (Google Maps, Virtual Earth)

► GovernmentGovernment Emergency ManagementEmergency Management Agency to Agency data exchangeAgency to Agency data exchange Must improve efficienciesMust improve efficiencies

The Problem: Domain Data The Problem: Domain Data IslandsIslands

GISCivil

Engineering

ArchitecturalDesign

EngineeringDesign

Infrastructure Data Infrastructure Data ConvergenceConvergenceBIM/CAD/GISBIM/CAD/GIS

Infrastructure Data convergence is taking Infrastructure Data convergence is taking place among the design, engineering, place among the design, engineering, building, construction, infrastructure building, construction, infrastructure management, and GIS disciplines.management, and GIS disciplines.

Solution Modules

IntegrateEnterprise Appsw/ Spatial Data

Web Clients,Public

Engineering

Planning

Field Survey

Data StandardsData Standards

►XML based standards use common XML based standards use common software tools.software tools.

►LandXML: Civil Engineering/SurveyLandXML: Civil Engineering/Survey►aecXML/ifcXML: Architecture/Building aecXML/ifcXML: Architecture/Building

Systems, International Alliance for Systems, International Alliance for InteroperabilityInteroperability

►GML: GIS, Open Geospatial ConsortiumGML: GIS, Open Geospatial Consortium►Collada: Sony, Kronos, for 3D multimediaCollada: Sony, Kronos, for 3D multimedia

LandXML.orgLandXML.org

►““grass roots” organization initiated in grass roots” organization initiated in December 1999 by former US DOT EAS-December 1999 by former US DOT EAS-E initiative members and Autodesk.E initiative members and Autodesk.

► In In March of 2000March of 2000 we had 26 members. we had 26 members.►August 2006: grown to over August 2006: grown to over 585585

representatives from representatives from 496496 member member companies/government agencies in companies/government agencies in 3737 countriescountries..

LandXML Data ModelLandXML Data ModelA specialized XML data file format A specialized XML data file format

containing civil engineering and survey containing civil engineering and survey measurement data commonly used in measurement data commonly used in

the Land Development and the Land Development and Transportation Industries.Transportation Industries.

LandXML StandardsLandXML Standards

►LandXML-1.0LandXML-1.0 July 17, 2002 Ratified as an industry standard by July 17, 2002 Ratified as an industry standard by

LandXML.org.LandXML.org.

►LandXML-1.1LandXML-1.1 Ratified July 21, 2006Ratified July 21, 2006 Geospatially enabledGeospatially enabled

► All points can have lat/long/ellipsoid elevationsAll points can have lat/long/ellipsoid elevations Uses standard geocentric coordinate systemsUses standard geocentric coordinate systems

► EPSG (European Petroleum Standards Group) codesEPSG (European Petroleum Standards Group) codes► Open Geospatial Consortium common namesOpen Geospatial Consortium common names

LandXML support in LandXML support in software applicationssoftware applications

►57+57+ Registered Software Applications from Registered Software Applications from Autodesk, Bentley, CAiCE, Carlson, Leica Autodesk, Bentley, CAiCE, Carlson, Leica GeoSystems, MicroSurvey, Trimble GeoSystems, MicroSurvey, Trimble Navigation, Tripod Data Systems, Topcon Navigation, Tripod Data Systems, Topcon and many more.and many more.

Government UsageGovernment Usage

► Landonline, cadastral e-survey system in New Landonline, cadastral e-survey system in New Zealand.Zealand.

► ePlan, cadastral e-survey system in Queensland ePlan, cadastral e-survey system in Queensland Australia.Australia.

► US FAA Airports Third Party Survey program.US FAA Airports Third Party Survey program.► Design/survey data schema US AASHTO Design/survey data schema US AASHTO

transportation. industry suite of XML standards transportation. industry suite of XML standards called TransXML.called TransXML.

► US Federal Highway Administrations IHSDM.US Federal Highway Administrations IHSDM.► Road model standard in Finland’s national Road model standard in Finland’s national

InfraModel2 standards. InfraModel2 standards. ► Slovenia national 3D road model standard.Slovenia national 3D road model standard.

Standards CollaborationStandards Collaboration

►TransXML (FHWA, DOT, AASHTO, TRB)TransXML (FHWA, DOT, AASHTO, TRB) Design/Survey data schemaDesign/Survey data schema

►Open Geospatial ConsortiumOpen Geospatial Consortium CAD to GIS with IAICAD to GIS with IAI GeoWebGeoWeb

Classic Civil/SurveyClassic Civil/Survey

Construction layout/staking

Design Creation

Design Validation IHSDM

LandXML

Design Reports

Design Visualization / Analysis Cost Estimation

LandXML 1.1: Multi-Domain LandXML 1.1: Multi-Domain Data InteroperabilityData Interoperability

LandXMLFile

Construction Layout/staking

Bridge Design

As-built Survey

GIS MappingIntegration

GIS Maintenance & Analysis

GIS Visualization

CAD Engineering

Machine Control

Building Architecture

Multi-Domain Data Multi-Domain Data InteroperabilityInteroperability

► LandXML is proving to be useful outside the LandXML is proving to be useful outside the civil engineering/survey domain.civil engineering/survey domain. ArchitectsArchitects

► Buildings do connect to the ground, utilities and roadways.Buildings do connect to the ground, utilities and roadways. Construction ApplicationsConstruction Applications

► Automated machine controlAutomated machine control Geospatial applicationsGeospatial applications

► Import new design / survey projects quickly and efficiently.Import new design / survey projects quickly and efficiently.► Data exchange for site and road maintenance.Data exchange for site and road maintenance.

Traffic modelingTraffic modeling► Model the proposed road, analyze traffic capacity and Model the proposed road, analyze traffic capacity and

simulate impact.simulate impact.

SummarySummary

►Demand for spatial data will further Demand for spatial data will further drive the need for and use of open data drive the need for and use of open data standards.standards.

►LandXML-1.1 provides a ready source of LandXML-1.1 provides a ready source of design/survey data for GIS design/survey data for GIS interoperability.interoperability.

► Infrastructure data convergence will be Infrastructure data convergence will be facilitated by XML based standards GML, facilitated by XML based standards GML, aecXML, ifcXML, collada and LandXML.aecXML, ifcXML, collada and LandXML.