presented to: san diego regional gis council presented by: pat landrum, gis manager caltrans...
TRANSCRIPT
Presented to:Presented to:
San Diego Regional GIS CouncilSan Diego Regional GIS Council
Presented by:Presented by:
Pat Landrum, GIS Manager Pat Landrum, GIS Manager Caltrans District 11Caltrans District 11
Presented to:Presented to:
San Diego Regional GIS CouncilSan Diego Regional GIS Council
Presented by:Presented by:
Pat Landrum, GIS Manager Pat Landrum, GIS Manager Caltrans District 11Caltrans District 11
2008 Imperial CountyAerial Imagery Acquisition Project
2008 Imperial CountyAerial Imagery Acquisition Project
Overview
Purpose and NeedPurpose and Need
Agency CoordinationAgency Coordination
Project ScopingProject Scoping
RFP and Project ManagementRFP and Project Management
Current Project StatusCurrent Project Status
Next Steps/Future EffortsNext Steps/Future Efforts
2008 Imperial CountyAerial Imagery Acquisition Project
Purpose and Need for ProjectPurpose and Need for ProjectAcquire High Resolution, Spatially Accurate Aerial Acquire High Resolution, Spatially Accurate Aerial ImageryImagery
- Support SCAG Land Use DatabaseSupport SCAG Land Use Database- Support Assessor’s Office WorkflowSupport Assessor’s Office Workflow- Local Jurisdiction Asset ManagementLocal Jurisdiction Asset Management- Travel Demand Model Development/MaintenanceTravel Demand Model Development/Maintenance- Agricultural Land ManagementAgricultural Land Management- Habitat Management/Planning (Salton Sea)Habitat Management/Planning (Salton Sea)
2008 Imperial CountyAerial Imagery Acquisition Project
Agency CoordinationAgency CoordinationLead Agency - SCAGLead Agency - SCAG
- $240,000 Budget$240,000 Budget- USGS Contribution $40,000 (Salton Sea Shoreline)USGS Contribution $40,000 (Salton Sea Shoreline)- Imperial County GIS (ICGIS) - Technical Advisory Imperial County GIS (ICGIS) - Technical Advisory CommitteeCommittee
QA/QC Sub-CommitteeQA/QC Sub-Committee
- Caltrans, Assessor, Nobel Systems, Calexico, IID, SCAGCaltrans, Assessor, Nobel Systems, Calexico, IID, SCAG- Positional Accuracy (Caltrans Surveys/Photogrammetry)Positional Accuracy (Caltrans Surveys/Photogrammetry)- Seam Lines, Color Balance, Shadows, etc. – Collective Seam Lines, Color Balance, Shadows, etc. – Collective EffortEffort
2008 Imperial CountyAerial Imagery Acquisition Project
Project ScopingProject ScopingResearchResearch
- Recent ProjectsRecent Projects- LARIAC EffortsLARIAC Efforts- Off-the-Shelf ProductsOff-the-Shelf Products- Identify Product Needs and Minimum SpecsIdentify Product Needs and Minimum Specs- Develop Preliminary Cost EstimatesDevelop Preliminary Cost Estimates
2008 Imperial CountyAerial Imagery Acquisition Project
Project ScopingProject ScopingImage Capture AreasImage Capture Areas
- Urban (Irrigated) and Non-UrbanUrban (Irrigated) and Non-Urban- Baja (Mexicali and Andrade/Algodones)Baja (Mexicali and Andrade/Algodones)- High Res/Low Res AreasHigh Res/Low Res Areas
Temporal IssuesTemporal Issues
- Agricultural Seasons/Characteristics Agricultural Seasons/Characteristics - Sun AngleSun Angle- Project Schedule (Flight Schedule, Processing, Funding Project Schedule (Flight Schedule, Processing, Funding [SCAG & USGS])[SCAG & USGS])
- Military and Mexican Airspace ClearanceMilitary and Mexican Airspace ClearanceTechnology and ProductsTechnology and Products
- Digital vs. Film (Digital) Digital vs. Film (Digital) - Airborne GPS/IMU and AATAirborne GPS/IMU and AAT- GeoTIFF and MrSID (UTM and StatePlane) w/MetadataGeoTIFF and MrSID (UTM and StatePlane) w/Metadata- Photo-Grid with Time and Date StampPhoto-Grid with Time and Date Stamp- Public DomainPublic Domain
2008 Imperial CountyAerial Imagery Acquisition Project
Project ScopingProject ScopingImagery SpecificationsImagery Specifications
- Two Tiered – Minimally Acceptable and DesirableTwo Tiered – Minimally Acceptable and Desirable- 6”/pixel for Urban (Irrigated) Area6”/pixel for Urban (Irrigated) Area- 1’/pixel for Non-Urban Area1’/pixel for Non-Urban Area- ± 3.3 and ± 3.3 and ± 6.6± 6.6 Positional Accuracy (NMAS 1:100/1:200) Positional Accuracy (NMAS 1:100/1:200)
2008 Imperial CountyAerial Imagery Acquisition Project
RFP Development & Consultant SelectionRFP Development & Consultant SelectionRFP Development RFP Development
- Project SpecificationsProject Specifications- Tile Index (Hi Res/Low Res)Tile Index (Hi Res/Low Res)- Define Requirements, Tasks & ScheduleDefine Requirements, Tasks & Schedule- ID Preliminary QA/QC Sample AreasID Preliminary QA/QC Sample Areas- DeliverablesDeliverables
Proposal Review and Consultant Selection Proposal Review and Consultant Selection
- Proposal Review Committee (Tech Group Subcommittee)Proposal Review Committee (Tech Group Subcommittee)- 4 Proposals4 Proposals- 2 Eliminated (Over Budget & Past Performance)2 Eliminated (Over Budget & Past Performance)- SANBORN Selected for ProjectSANBORN Selected for Project
2008 Imperial CountyAerial Imagery Acquisition Project
Project Development/DeliveryProject Development/DeliveryProject CoordinationProject Coordination
- Flight Plan Flight Plan - Military and Mexican Airspace ClearanceMilitary and Mexican Airspace Clearance- QA/QC Review (“Pilot” Images – Varied Characteristics)QA/QC Review (“Pilot” Images – Varied Characteristics)- Contract Amendment for USGS Funds Contract Amendment for USGS Funds
6”/Pixel Capture Area and Flight Plan6”/Pixel Capture Area and Flight Plan 1’/Pixel Capture Area and Flight Plan1’/Pixel Capture Area and Flight Plan
2008 Imperial CountyAerial Imagery Acquisition Project
Current Project StatusCurrent Project StatusQA/QC ReviewQA/QC Review
- All Sample Tiles Well Within Tolerance for SpecsAll Sample Tiles Well Within Tolerance for Specs- GeoTIFFs DeliveredGeoTIFFs Delivered- Defining MrSID Tile AreasDefining MrSID Tile Areas- Final Project Delivery by end of October 2008Final Project Delivery by end of October 2008
2008 Imperial CountyAerial Imagery Acquisition Project
Sample DataSample Data
6”/Pixel Data – Calexico 6”/Pixel Data – Calexico AreaArea
Default Settings (ArcGIS)Default Settings (ArcGIS)
6”/Pixel Data – Mexicali6”/Pixel Data – MexicaliMinimum-Maximum Stretch Minimum-Maximum Stretch
(ArcGIS)(ArcGIS)
2008 Imperial CountyAerial Imagery Acquisition Project
Next StepsNext StepsDeliver MrSID Data to Local AgenciesDeliver MrSID Data to Local AgenciesProvide TrainingProvide TrainingHost Data on ICGIS GeoViewer Application (Nobel Host Data on ICGIS GeoViewer Application (Nobel Systems)Systems)
Make Data Available in the Public Domain (USGS)Make Data Available in the Public Domain (USGS)Custom MrSID Files for Local Jurisdictions Custom MrSID Files for Local Jurisdictions (Caltrans)(Caltrans)
Presentation to IVAG Management and Regional Presentation to IVAG Management and Regional Council (SCAG/Caltrans)Council (SCAG/Caltrans)Future EffortsFuture Efforts
FY 2009/10 Project (Urban Area Only?)FY 2009/10 Project (Urban Area Only?)Explore Additional Funding Opportunities (USGS, Explore Additional Funding Opportunities (USGS, USMC, Others?)USMC, Others?)
Utilize Data to Develop/Enhance Land Use DataUtilize Data to Develop/Enhance Land Use DataTravel Demand Model DevelopmentTravel Demand Model Development
2008 Imperial CountyAerial Imagery Acquisition Project
Questions?Questions?