[GRASS-user] Cut a floodplain polygon with 1meter wide polygons perpendicular to its river channel

Johannes Radinger johannesradinger at gmail.com
Sun Oct 14 15:15:02 PDT 2018


have a look at the GRASS v.transect add-on:
The manual says: "Creates transect lines or quadrilateral areas at regular
intervals perpendicular to a polyline."


On Sun, Oct 14, 2018 at 11:28 PM Shane Carey <careyshan at gmail.com> wrote:

> Hi,
> I need to cut a floodplain polygon into one meter strips which are
> perpendicular to the river. This needs to be an automated process. Just
> wondering has anyone ever done this or similar in Grass GIS through python
> or a bash script?
> The link attached shows two slides. Stage one is the first slide and slide
> two is what I hope to end up with.
> https://docs.google.com/presentation/d/1x7IQ3BJlLLSb6R2atxIIiaeWzyCqCZQ3uWaGPZyo6ds/edit?usp=sharing
> Any help would be appreciated. Thanks in advance.
> Le gach dea ghui,
> *Shane Carey*
> *GIS and Data Solutions Consultant*
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