LAR-IAC Project Information
Overall Project Background (PDF) - click here- Horizontal Accuracy Assessment - 4” Digital Orthophotos (PDF) - click here
(updated 03/10/09 - Final report signed and sealed by a California PLS) - Vertical Accuracy Assessment - LiDAR Bare-Earth Dataset (PDF) - click here
(updated 03/10/09 - Final report signed and sealed by a California PLS) - Horizontal & Vertical Accuracy Assessment - Pictometry Oblique Imagery (PDF) - click here
- Pictometry Press Release - Technical Advancements for GIS Professionals 12/6/2006 - click here
- Acceptance Criteria - Infotech products (PDF) - click here
- Data Formats - Infotech Products (PDF) - click here
- File Size Tables - All Products (PDF) - click here
- Natural Color Orthogonal Imagery
4” resolution (urban areas) and 1’ resolution (national forests) - Color Infrared Imagery
4" resolution (urban areas) and 1' resolution (national forests) - Digital Terrain Datasets (DTM, DSM and DEM)
based on LiDAR for urban areas, and derived from stereo compilation for national forests - Elevation Contours (GIS layer derived from DTM)
2' Contours (urban areas) and 4' Contours (national forests) - Color Oblique Aerial Digital Imagery
(from Pictometry)
6" resolution neighborhood shots and 12" resolution community shots. Including EFS viewer application, Change Analysis, ActiveX, and ArcGIS extensions - Independent QA/QC
For accurate quality control reports for all imagery and data products - Final Draft of Memorandum of Understanding (MOU) between the County of Los Angeles and participating entities (PDF) - click here
- Ground control points map (PDF) - click here
- Preliminary product technical specifications sheet (PDF) - click here
- Tiling grid map for orthos and CIR (PDF) - click here
- Tiling grid map for oblique imagery (PDF) - click here
LAR-IAC Product List
Area Maps for Product Deliverables (coverage area)
- Area 1: Urban Areas - approximately 3,000 sq. miles (PDF) - click here
- Area 2: National Forest lands - not within incorporated cities - approximately 1,000 sq. miles (PDF) - click here
- Area 3: Santa Catalina Island - 68 sq. miles (PDF) - click here
Inspections
- LiDAR plane, site visit - Long Beach Airport 1/17/2006 (PDF) - click here
- DMC Sensor, site visit - John Wayne Airport 02/09/2006 (PDF) - click here
- Pictometry Sensor, site visit - Van Nuys Airport 03/02/2006 (PDF) - click here
External Links
- Information about digital ortho-rectified imagery
- Information about LiDAR
- Information about Oblique Aerial Digital Imagery (OADI)
Please call the LA County Department of Regional Planning GIS Section at (213) 893-0881 for more information.
Last updated on March 9, 2009