GIS Library Contents - MetadataPima County OPUS Control Points |
This metadata information is subject to our disclaimer. Metadata information presented here is maintained manually. Therefore, date-sensitive fields such as date of last update may not be up-to-date. All metadata is subject to errors inherent in a manual process.
Descriptive name | Pima County OPUS Control Points | |
File name | pc_opus | |
Spatial domain | Pima County | |
Abstract | pc_opus displays Pima County DOT Survey OPUS Control Points. Control points are established using GPS field surveys and post processed using NOAA's Online Positioning Users Service (OPUS). Latitude and Longitude values in this layer are derived from the OPUS session sheets and can be seen using the OnBase document management system. See more information. | |
Known errors/qualifications | OPUS coordinate values are NAD83 2011. This GIS layer has been projected to our GIS Library standard NAD83 HPGN (HARN) projection. The layer's latitude and longitude fields are NAD83 2011 as copied from the OPUS results. | |
Feature type | point | |
Feature count | 1,439 | |
Thumbnail Map | pc_opus.pdf (383,282 bytes, PDF created 03/25/2024 ) | |
Projection | NAD83 HPGN (Parameters) | |
Rectification | GPS | |
Field/value metadata | Field metadata | |
Source organization | Pima County DOT Survey Division | |
Source contact | Andrew Iler | |
Source document or file name | ||
Source date | 20160306 | |
Source scale | ||
Source format | Database | |
Date of last data update (This date may not be current.) | 20160306 | |
Last data update by | Eric Krutzch | |
Date/time last touched - Meaning? | 2024-03-25 12:41 AM - Enterprise GDB - Library input format | |
2024-03-25 06:20 PM - Shapefile | ||
See coverage files, if any, for date. | ||
Lineage | New GIS Layer created March 6, 2017 | |
On maintenance? | Yes | |
Maintenance organization | Pima County DOT Survey | |
Maintenance frequency | Varies | |
Maintenance description | As new OPUS control points are established the Pima County DOT Survey Division adds them to the OnBase document management system along with a field sketch and OPUS session sheets. This layer is derived from an OnBase database view and exported to the GIS Library by a special adTempus job. | |
Original conversion by | Jack Avis | |
Pima County ITD GIS contact | Chloe Jackson | |
Alternate Pima County ITD GIS contact | ||
On Pima County Geospatial Data Portal? | No |