Metro Data Resource Center/Spencer B. Gross, Inc. 199807 raster.PHOTO.PHOTO_1998 raster.PHOTO.PHOTO_1998 SDE raster digital data Server=washsde; Service=sde:sqlserver:washsde; Database=raster; User=photo; Version=sde.DEFAULT Natural color ortho-rectified digital imagery with a pixel size of two, four, ten and twenty feet. Uncompressed Aldus TIFF version 5.0 with accompanying world files. Covers the Portland Metropolitan area in 311 section tiles. Portland area governments can obtain digital copies of these photos from Metro. Others need to contact Metro's contractor, Spencer B. Gross, Inc. (SBG). Any customer can purchase inkject plots from Metro. Photographic products are available at SBG. Copyright 1999 by Metro and SBG, 13545 NW Science Park Dr., Portland, OR 97229, 503 646-1733, info@sbgmaps.com, www.sbgmaps.com. SBG contact is Chris Aldridge, CP, Manager, Digital Imagery Group,, chris@sbgmaps.com Collected annually for creating the Metro vacant land layer. The vacant layer is a major component in the buildable land inventory. The photos are also used in many of the region's GIS systems for use as a base layer. The photo layer registers well with taxlots and streets in most places. PHOTOGRAPHY Contractor: Bergman Photographic Services, Inc., Portland, OR Date of acquisition: July 1998 Negative scale: 1"= 850' Format: 9"x9" aerial mapping format Altitude: 10,200' AGL Conditions: Clear, sun angle at 40 degrees Focal length: 12" CONTROL Controlled from 1998 Aerotriangulation solution SBG Portland Hi-Res Orthophotos Airborne GPS: - Contractor: Bergman Photographic Services, Inc., Portland, OR - Equipment: Trimble - Contractor: WH Pacific, Portland, OR - Equipment: Trimble Ground Control: Total of 14 Targeted points - Contractor: Eagle GPS Survey, Inc., Beaverton, OR - Equipment: Trimble Aerotriangulation: - Contractor: SBG - Software: Bingo F, Geonap - Block Size: 5087 Photographs Mean Square Precision of object point (in feet): X = 0.645; Y = 0.557; Z = 0.288 RMS Maximum Control Point Residual (in feet): X = 0.272; Y = 0.342; Z = 0.512 RMS Mean Squared GPS Residule (in feet): X = 0.015; Y = 0.020; Z = 0.063 RMS DEM Contractor: Various Assembled and cleaned by SBG Best Available: - 2' contour mapping, City of Portland, 1991 - 2' contour mapping, City of Beaverton, 1992 - 2' contour mapping, City of Gresham, 1990 - 2' contour mapping, City of Vancouver, WA, 1991 - 2' contour mapping, City of Milwaukee, 1991 - List is not exhaustive, many smaller map projects from 1990 to 1998 where included - USGS DEM Procedure: Available DEMS processed to a TIN and evenly spaced grid using Intergraph software. SCANNING Contractor: SBG Equipment: Intergraph PS-1 Resolution: 15um ORTHOPHOTO GENERATION Contractor: SBG Equipment: Intergraph Photogrammetry Suite (DEM and Image processing) Nominal Pixel Size: 6" Variation Pixel Size: 2', 4', 10', 20' Data Type: 24-bit Imagery Data Type: 8-bit color index imagery (4', 10', 20') File Type: TIFF File Type: GeoTIFF Mosaics: No Mosaics PROCESS Imagery was rectified to 6" pixel 24-bit resolution. Deliverable was 2' pixel resolution. Imagery was converted to 8-bit color index, and subsampled to 2', 4', 10', and 20' resolutions for delivery. en 199807 ground condition Complete Annually Aerial Air photo air photo photography ortho rectified imagery aerial photo orthophoto orthorectified orthorectify aerial imagery digital imagery REQUIRED: Reference to a formally registered thesaurus or a similar authoritative source of theme keywords. Washington County, Oregon These data cannot be released from Metro without authorization from Spencer B. Gross, Inc. These data are sold under the agreement that the user may use the data in its business activity and for no other purpose whatsoever. User shall not allow access to the data by any other person or organization, unless authorized in writing by the Metro DRC or Spencer B. Gross, Inc., or, if the other party is a contractor providing services to a government requiring usage of the data in order to provide contractual services. User shall not duplicate the data except for the following: (1) User may make one backup copy of the data, and (2) User may translate the data into other formats and/or media. For full product purchase agreement that accompanies these data, please see http://storefront/metro-region.org/drc/rlislite/subscribe/license.cfm Microsoft Windows XP Version 5.1 (Build 2600) Service Pack 3; ESRI ArcCatalog 9.3.0.1770 -123.506924 -122.734716 45.795299 45.301246 7435072.000000 7627356.000000 610078.000000 784076.000000 SDE Raster Dataset Varies. Horizontal accuracy is +/- 5' or better in urban areas where 2' contours were available, but is less accurate in rural areas where the USGS DTM is used. See 'Supplemental Information' for more information. Metadata imported. P:\1999\metadata.xml 20030203 Metadata imported. C:\DOCUME~1\nelsm\LOCALS~1\Temp\xml346.tmp 20060906 Raster Pixel 86999 96142 2.000000 2.000000 8 1 Upper Left FALSE LZ77 3 pixel codes SDR TRUE international feet row and column 2.000000 2.000000 Lambert Conformal Conic 44.333333 46.000000 -120.500000 43.666667 8202099.737533 0.000000 D_North_American_1983_HARN Geodetic Reference System 80 6378137.000000 298.257222 GCS_North_American_1983_HARN NAD_1983_HARN_StatePlane_Oregon_North_FIPS_3601 Explicit elevation coordinate included with horizontal coordinates 1.000000 Spencer B. Gross, Inc. mailing and physical address
13545 NW Science Park Dr.
Portland OR 97229 USA 503 646-1733 503 626-4818 chris@sbgmaps.com No warranty expressed or implied is made by Spencer B. Gross, Inc., regarding the utility of these data. TIFF with world file 4' pixel, 8-bit - 7.9MB per tile; 2' pixel, 8-bit - 31.8MB per tile Not available Aerial photo imagery is normally too large to be distributed via FTP. CD-ROM ISO9660 (DOS, Unix, or Macintosh) Contact Spencer B. Gross, Inc., for ordering information. Downloadable Data 20090326 Alan Holsted Metro Data Resource Center mailing and physical address
600 NE Grand Ave.
Portland OR 97124 USA 503 797-1594 503 797-1909 holsteda@metro.dst.or.us REQUIRED: The person responsible for the metadata information. REQUIRED: The organization responsible for the metadata information. FGDC Content Standards for Digital Geospatial Metadata FGDC-STD-001-1998 en local time http://www.esri.com/metadata/esriprof80.html ESRI Metadata Profile 20060906 20090326 16530500 FALSE 13181900 {06B27919-718B-4621-BC9C-9E00180FD1FA} 20090326 16530500 20090326 Microsoft Windows XP Version 5.1 (Build 2600) Service Pack 3; ESRI ArcCatalog 9.3.0.1770 aerials1998 7435072 7627356 784076 610078 1 -123.506924 -122.734716 45.795299 45.301246 1 1998 orthophotos from Regional Air Photo Consortium in WMAS aerial ortho air photo 1998 orthophotos from Regional Air Photo Consortium in WMAS Regional Air Photo Consortium For Washington County use only ISO 19115 Geographic Information - Metadata DIS_ESRI1.0 dataset 002 Server=washsde; Service=sde:sqlserver:washsde; Database=raster; User=photo; Version=sde.DEFAULT ArcSDE Connection SDE Raster Dataset NAD_1983_HARN_StatePlane_Oregon_North_FIPS_3601