Questions tagged [dangle]
The dangle tag has no summary.
10 questions
5 votes
3 answers
240 views
PostGIS - Finding Spatial Gaps in Road Network
I'm trying to put together a query that finds all gaps within a road network where lines should be intersecting but are not. I don't want the query to return dangles related to dead end streets. I ...
1 vote
1 answer
184 views
Identifying dead-end/cul-de-sac areas in a road network
In QGIS I can find dangles in a road network but I want a broader definiton of a cul-de-sac: An isolated area in the road network with only one access to the rest of the network. In other words I ...
- 371
1 vote
3 answers
370 views
Extract all dangles of a service area in QGIS
I use the Service area (from layer) tool in QGIS (3.34), which allows to output the boundary nodes. I was expecting that this tool only returns the nodes at all dangles of the calculated service area ...
- 1,759
3 votes
0 answers
50 views
How to clean dangling ends from bathymetric lines so they can be polygonized? [duplicate]
Problem I want to turn bathymetric lines into polygons. However, the bathymetric line datasets have multiple dangling ends within them. Because of this, the 'Lines to polygons' or 'Polygonize' tools ...
- 31
1 vote
0 answers
529 views
How to resolve dangling end between two lines using QGIS
(It goes without saying, I am a beginner with all of this!) I have a QGIS (version 3.28.11-Firenze) file into which I imported a KMZ from Google Earth. The purpose of this is to produce a shapefile ...
- 63
0 votes
0 answers
147 views
Automated way of connecting line features with dangles in ArcGIS Pro
I have a line layer with around 9000 features. There is disconnectivity throughout the dataset Is there an automated to connect these? Attached are examples.
- 3
0 votes
0 answers
226 views
How to remove remove self-intersections(?) from a river network line
I am working with a new global-scale river network that splits around large islands (blue lines). I will be working with the river network in Google Earth Engine and have completed some prior vector ...
- 33
5 votes
3 answers
1k views
Deleting vertices inside polygon area in QGIS
I am trying to remove vertices inside a polygon area which do not form an outside boundary to the polygon. Example picture below with the vertices to be removed in red markings. Deleting the vertices ...
- 51
1 vote
0 answers
281 views
Tools in QGIS for cleaning polyline topology?
Are there polyline topology cleaning tools in QGIS that perform same as ET Geowizard's "Renode Polylines" and "Clean Dangling Nodes" ? https://www.ian-ko.com/ET_GeoWizards/...
- 2,057
8 votes
4 answers
1k views
Generating dangle point for polyline in QGIS
How do I generate the dangle points (into shapefile or something) (blue dots in picture below) of any polyline in QGIS? These are not start/end vertices.
- 1,029