GPS Data Collection, Exporting and Importing Into ArcView

GPS Data Collection, Exporting and Importing Into ArcView

DNR Garmin Extension in ArcView: Set up Collect Data DNR Garmin ArcView Getting Connected - Check

Turn on Garmin GPS For best results, the Garmin GPS should be connected to the computer via a serial cable and turned on before loading the DNR Garmin extension.

Getting Connected - Check Close VB Program if Open (DNRGarmin operating outside of ArcView) Getting Connected - Step 1 Start ArcView Start Button| Programs | ESRI | ArcView3 | ArcView Open an ArcView

New View Or... with a new View when dialog box inquires Getting Connected - Step 1 Set View | Properties Map Units: meters

Distance Units: feet Load DNR Garmin Extension Select File | Extensions... Scroll to Select DNR Garmin - ArcView Press OK

Getting Connected - Step 2 Set Projection Since some of you may already have loaded DNR Garmin, we need to ensure the Projection is set Select DNR Garmin | Set Projection This may not be the correct projection and datum, Press NO Set parameters to the Class

Instructions Projections - Whats the big deal anyway! To GIS personnel - this is a big deal

Intimately linked to the data collection from the field Ask how the GIS personnel prefers the data All raw GPS data is expressed in Lat/Long Decimal Degrees - WGS84 Datum Setting Garmin to Garmin Protocol ensures data arriving in downloaded as DD WGS84 Projections - Whats the big deal anyway! When GPS data is downloaded to ArcView the data is

projected on the fly using the projection you define using: DNRGarmin | Set Projection Dialog box Information is stored in a file and can be reset at any time This assumes the base data is being displayed projected and is in an unprojected View.

Download Waypoints into ArcView Select Waypoint | Download Table Edit Techniques Edit Waypoint Data Delete 2nd Archeological Site (Remove Row two) Highlight row Click

to delete selected row Delete extraneous column data Click to delete selected columns

Save as ArcView Shapefile Select File | Save To | ArcView | Shapefile Rename and Save Shapefile Shapefile will be added to View Turn on in View Download Track into ArcView Select Tracks | Download

Whats with the blue? This is an indication of a new track. This signifies a break in sequence of track point data collection based on date and/or time.

Download Track into ArcView Delete Track Data Delete extraneous columns Highlight column Click to delete selected columns

Save as ArcView Shapefile Select File | Save To | ArcView | Shapefile Output Point Rename and Save Shapefile Shapefile will be added to Themes Turn on in View

Track Management Exit the DNR Garmin Extension File | Exit Edit Point Shapefile Turn on Track Point Shapefile (turn off others) Make Point Theme Active (raised) Use Select tool and select points that make up the polygon

Edit Point Shapefile In the DNR Garmin drop down menu choose: DNR Garmin | Convert Points Convert Points window pops open Selected Selected Points in Yellow in

Yellow Edit Point Shapefile Order Field | Time Conversion Type | To Polygon Output | As Shapefile Result: Polygon created from selected points

Deleting a Theme in the View Delete Track Point Theme from View Select theme (make active) to delete Hold shift key to select more than one theme (for future reference) Edit | Delete Themes Yes or Yes to All Add Themes to the View

Add Theme Button Change Data Source Type to Feature or Image Data Source Select more than one file by holding the shift key down or View | Add Theme Edit Legend: Point Theme

Double click on Point theme Double click on symbol to Edit Change point size Click on Paint Brush Change color Apply Edit Legend: Polygon Theme Double click on theme in legend

Double click on symbol to Edit Use the Fill Palette to change the fill to transparent and thicken outline Click on Paint Brush button Use the Color Palette to change Outline color Apply Save ArcView Project

File | Save Project As Browse to Projects folder Name with incident name and date OK Summary Added Themes to View Downloaded Waypoints and Tracks with the DNR Garmin extension in ArcView Edited the Waypoint and Track tables with DNR

Garmin Saved Waypoints as ArcView Point Shapefile and Track as Point Shapefile Converted Track Points Shapefile to Polygon Shapefiles

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