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Use Topological Editing Create the topology and empty layers using ArcCatalog Digitize using editing and advanced editing tools Fix topology on shared edge/point features using topological editing

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Page 1: Use Topological Editing - GIS Courses€¦ · Editing: Digtzing Refresher, Basic Editing, Snapping, Editing tips, Cut & Split Polygons sept 19 Sept 26 Resources Topology: -Topology

Use Topological Editing

• Create the topology and empty layers using ArcCatalog

• Digitize using editing and advanced editing tools

• Fix topology on shared edge/point features using topological editing

Page 2: Use Topological Editing - GIS Courses€¦ · Editing: Digtzing Refresher, Basic Editing, Snapping, Editing tips, Cut & Split Polygons sept 19 Sept 26 Resources Topology: -Topology

On course webpages Video Resources

Page 3: Use Topological Editing - GIS Courses€¦ · Editing: Digtzing Refresher, Basic Editing, Snapping, Editing tips, Cut & Split Polygons sept 19 Sept 26 Resources Topology: -Topology

Turn on Toolbars for Editor Advanced Editor Topology

Page 4: Use Topological Editing - GIS Courses€¦ · Editing: Digtzing Refresher, Basic Editing, Snapping, Editing tips, Cut & Split Polygons sept 19 Sept 26 Resources Topology: -Topology

Use Transparency While Digitizing!- Right click on layer in TOC, - Properties - Display tab - Set transparent level

Page 5: Use Topological Editing - GIS Courses€¦ · Editing: Digtzing Refresher, Basic Editing, Snapping, Editing tips, Cut & Split Polygons sept 19 Sept 26 Resources Topology: -Topology

You can see edges better with transparent layers

Page 6: Use Topological Editing - GIS Courses€¦ · Editing: Digtzing Refresher, Basic Editing, Snapping, Editing tips, Cut & Split Polygons sept 19 Sept 26 Resources Topology: -Topology

Don’t Digitize the Same Edge Twice!

Use Auto Complete Polygon in the Create Features Panel

Page 7: Use Topological Editing - GIS Courses€¦ · Editing: Digtzing Refresher, Basic Editing, Snapping, Editing tips, Cut & Split Polygons sept 19 Sept 26 Resources Topology: -Topology

Don’t Digitize the Same Edge Twice!

Or digitize a “containing” polygon and use select/clip/discard in the Editor toolbar (see videos for details)

Page 8: Use Topological Editing - GIS Courses€¦ · Editing: Digtzing Refresher, Basic Editing, Snapping, Editing tips, Cut & Split Polygons sept 19 Sept 26 Resources Topology: -Topology

Use Editor and Advanced Editing Tools for Initial Digitizing

Then Use Topological Editing Tools to Clean Up

• Validate topology (extent, or specified area) • View error table • Topological Edit Tool to fix edges