[Qgis-user] Preparation of road network layer

[Ujaval Gandhi]

Dissolve, followed by Multiparty to Singlepart will do the trick. See step
7-10 of this tutorial
http://www.qgistutorials.com/en/docs/3/calculating_intersection_density.html

On Thu, 2 Sep 2021 at 6:22 PM, C Hamilton <adenaculture at gmail.com> wrote:

> I don't know if it is helpful to you but the Shape Tools plugin has an
> algorithm that breaks lines and polygons down into line segments and
> measures each as individual line segments or the entire line. It then can
> automatically style it and display it to the user. It adds all the
> measurements to the attribute table.
>
> https://plugins.qgis.org/plugins/shapetools/
>
> The algorithm is "Geodesic measurement layer".
>
> Regards,
> Calvin
>
> On Thu, Sep 2, 2021 at 3:46 AM Roland Spielhofer <rspiel at gmx.net> wrote:
>
>> Hi,
>> I have a road network layer (Multi Line String) I would like to prepare
>> so that each segment is a single line between intersections.
>> This would mean to connect consecutive lines without intersections and
>> split longer line segments at interesctions.
>> In the end I need statistics of the length of the road segments between
>> to junctions.
>>
>>
>> I remember a plugin capable of this but have not found anything useful.
>>
>> BTW: Is there a way to make a fulltext search of the qgis-user mailing
>> list archive? Nabble is not available for this anymore.
>>
>> Regards,
>> Roland
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