[Qgis-user] Merging Shapefiles on Top of Each Other

[Paulo van Breugel]

If you want one shapefile only, you might want a topologically correct
file, i.e., no overlapping polygons / boundaries. These could be created
using the v.clean function (a GRASS function available in the QGIS toolbox).


On Mon, Jun 22, 2015 at 9:55 AM, Tom Faro <Tom.Faro at zenith-insurance.co.uk>
wrote:

>  Hi David,
>
> My apologies to both you and Matt as I should have been clearer. My aim is
> to merge them both so that I can use this shapefile in another piece of
> software (which will only accept one shapefile to be viewed at a time).
> However, what you are both suggesting does work perfectly if I want to stay
> in QGIS, so thanks very much for your help!
>
> Regards,
> Tom
>
>
>
>    Tom Faro
>
> Pricing Analyst
>
> Zenith Insurance Management UK Ltd
>
>
>
> E-Mail :
>
> Tom.Faro at zenith-insurance.co.uk
>
> Web :
>
> www.zenith-insurance.co.uk
>
> Address :
>
> Chester House, Harlands Road, Haywards Heath, West Sussex, RH16 1LR
>
>
>
> Zenith Insurance Management UK Limited, a part of the Markerstudy Group of
> Companies
>
>  *From:* David Fawcett [mailto:david.fawcett at gmail.com]
> *Sent:* 19 June 2015 15:06
> *To:* Matt Boyd
> *Cc:* Tom Faro; qgis-user at lists.osgeo.org
> *Subject:* Re: [Qgis-user] Merging Shapefiles on Top of Each Other
>
>
>
> Tom,
>
> As Matt says, you don't need to combine the roads and sectors into the
> same dataset to display them together in QGIS.  You can add both separate
> datasets to a map and you can order the layers so that the roads are drawn
> after the polygons.
>
> David.
>
>
>
> On Thu, Jun 18, 2015 at 11:02 PM, Matt Boyd <mattslists at gmail.com> wrote:
>
> Hi Tom,
>
> Have a look at some of the QGIS tutorials (google or the QGIS website
> shoudl have some). It sounds like you just need to overlay the layers in
> the correct order, merge generally means something else.
>
> You can drag / move the layers around / up / down in the layers window.
> Generally from top to bottom, points, lines, polygons. There is also an
> option to give each layer a level of transparency.
>
>
>
> On Thu, Jun 18, 2015 at 8:59 PM, Tom Faro <Tom.Faro at zenith-insurance.co.uk>
> wrote:
>
>
>
> I have been having some trouble with merging two shapefiles – one is a map
> of all sectors in the UK and one is a map of all motorways in the UK. I
> have successfully merged them by putting them both as polygons. However,
> when I fill in the sectors with different colours the road map disappears.
> The same happens when I use the same shapefile in other software.
>
>
>
> Is it possible to merge them so that the roads are always on top? Any Help
> with this matter would be greatly appreciated.
>
> Many Thanks,
> Tom
>
>
>
>
>
> [image: Environment]
>    ------------------------------
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> Zenith Insurance Management UK Limited is an appointed service provider to
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>
> Zenith Insurance Management UK Limited (Registered No. 5309111). Link
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