ArcGIS topology Check steps and remediation topology error tips

A manual or automatic vectorization of data, before the formal application of data, should be required to check and correct the various topological errors!

Based on the experience of the past few years, we summarize several methods and discuss with you, and welcome everyone to participate in the discussion and correction.

1. Under the workstation Workstation, edit the inspection data, this method requires that the source data is a coverage, and is in the dark interface to operate, although you can also set the editing menu, but the overall use of a lot of commands, more trouble.

The first step: convert the file to coverage format, go to catalog, set its various tolerance values (tolerance in the file properties, set according to the accuracy requirements)

Step two: Go to the arc and modify it!

Start Workstation ARC environment, input AE (note: arcedit), EC + (cov file path)

Specific command format you can enter Help to view

The command to display the suspension line is: de arc node dangle;

NodeC Dangle 2 return car

disp999, enter.

Draw, enter

So all the hanging, for the connection of the line error, are shown as red, and then as long as the corresponding command to deal with the changes can be!

Suggest that the changes before, the layer to do a build processing, so many small errors it will be automatically processed off, pay attention to choose the good parameters

ArcGIS topology Check steps and remediation topology error tips