The governmental national mapping agency of the UK.

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2
votes
3answers
619 views

ST_MakePoint or ST_PointFromText to generate points

I'm new to postGIS and am having trouble finding an answer to this question. I have loaded UK postcode data (OSGB36, SRID 27700 with eastings and northings fields) into a postGIS database. I now want ...
4
votes
3answers
1k views

Looking for a Provider of UK boundary data

I'm working on a web project centered around the input and mapping of GIS data. We have a need to display polygons of town boundaries. The RightMove.co.uk website has and uses this data: ...
8
votes
2answers
3k views

Ordnance Survey grids - download or generate?

Does anyone know a source from which to download vector UK Ordnance Survey grids at varying resolutions? Or failing that, a tool that can create an OS grid at a specified resolution? There are plenty ...
0
votes
1answer
45 views

Importing large tiled datasets (e.g. Ordnance Survey) into MapInfo?

I am currently using MapInfo and have several large Ordnance Survey datasets, which require updating. They are tiled .tiffs and need to first, be registered as .tab files. Second the .tab files need ...
0
votes
1answer
74 views

What is the best way to get simplified UK boundary data?

I have some recent data that is at the Lower Super Output Area (LSOA) level for Greater Manchester. I wrongly assumed that the data was for the latest LSOA boundaries, i.e. for the 2011 boundaries. ...
2
votes
2answers
602 views

Are British National Grid (BNG) 1km grid shapefiles displayed accurately in ArcMap?

I have downloaded the UK Ordinance Survey's 1km grids in shapefile format for ArcMap. If you need to download them to have a look first you can find them here look for link in the first Answer to the ...
1
vote
1answer
648 views

Downloading the distribute_setup.py

I need to download distribute_setup.py from the following website and the website seems to be broken, has anyone got an idea where else I can download this from? ...
1
vote
1answer
156 views

How to upload GeoJSON to CartoDB in a CRS that is not lat/lon?

I'm pretty sure I need to convert the coordinates in my GeoJson file to EPSG:3857 for them to play nicely with CartoDB, but I don't know what coordinate system they are currently in. The original data ...
0
votes
1answer
71 views

How to import Ordnance Survery raster layer to ArcGIS Desktop?

I have downloaded raster map data from ONS, the data has come in the form of two files... one is full of .tlw files and the other is full of .tab files... How do I import it into a raster layer to ...
1
vote
0answers
25 views

Loading ordnance survey raster ArcMap [duplicate]

I have connected to the correct folder on ArcCatalog. Only the .tif files show on my ArcCatalog tree, but the .tlw files are in that folder too. How do I create a raster layer with this data? I ...
0
votes
1answer
350 views

How to crop a basemap to a specific area on ArcGIS

I am a beginner using ArcGIS! I have a base map from ONS of the entire UK... and on another layer I have a boundary outline for the smaller area which I want to crop the base map to. I want to ...
2
votes
1answer
2k views

Convert X Y Pixels to Easting Northing

I'm trying to find out what the formula would be to convert the X, Y of an image to the Easting and Northing coordinates. I've downloaded some of the raster maps from OS UK web site and I'm looking ...
1
vote
1answer
172 views

How do I get Open Layers to set the default view in EPSG:27700

Disclaimer, I'm fairly new to Open Layers, but I'm not new to JavaScript and/or Web Programming :-) Sysnopsis I have an open layers based html page, that I'm trying to use to render a WMS map served ...
0
votes
1answer
235 views

Why do I get these bands on my Height/Dem/Raster

I can't seem to get rid of them, and I've no idea (ok scrap that, I have a vauge idea) whats causing them. First an apology, yes this is quite a large pic apologies, but here goes: How to ...
1
vote
1answer
42 views

Efficiently working with converting vrt rasters to greyscale in QGIS?

I have large raster tile sets working well in QGIS (Ordnance Survey UK data). Sometimes I want to grey/fade these to make my data clearer to see. Attempting to access properties on QGIS for the VRT ...
1
vote
0answers
64 views

England - Non-metropolitan counties and the ONSPD (Postcode data)

I have a large amount of data records which have a postcode on them that I'm in the process of trying to visualise on an England map. The first map view I'm doing is naturally regional view. This is ...
2
votes
1answer
96 views

How to zoom an Ordnance Survey OpenSpace Pro map to make it bigger rather than to show more features

I'm trialling Ordnance Survey OpenSpace Pro WMS, and I have a basic map showing all the layers I'm going to be licensed for (free ones plus vector map local). This works fine, but I'd like to make the ...
3
votes
3answers
186 views
1
vote
1answer
328 views

Direction on OS Meridian data

I've been looking to use the Ordanance Survey's Meridian data (part of the their OpenData suite) for doing vehicle routing. Whilst I can infer road class from the NUMBER property on each polyline, I ...
6
votes
5answers
2k views

Problem loading OS OpenData multipoint shapefile into PostGIS

I am trying to load the OS OpenData Strategi shapefile dataset into a PostGIS database. I have had no problems with the polyline and polygon shapefiles, but I am unable to get the point shapefiles to ...
5
votes
3answers
242 views

Missing Scottish Administrative Data in OS Opendata sets

I'm not sure if this forum is really the correct place to ask, but impertinence would lead me to believe that there may be some one on here that may know the answer. I'm using the Ordnance Survey Open ...
0
votes
3answers
237 views

Converting .kml to different projection in qgis not working

I have run into a slight problem it would seem. Yesterday I downloaded qgis in the hope that it could convert a .kml overlay of some administrative boundaries from EPSG:3857 (Google maps) to ...
5
votes
1answer
963 views

How to create a routable road network from Ordnance Survey data?

I've been following the "Beginners Guide to pgRouting" in an attempt to create an in-house application that provides drive-time isochrones. I have a server, postgreSQL and PostGIS and pgRouting - no ...
3
votes
1answer
213 views

QGIS Plugin installed but reported as invalid

I'm just discovering QGIS so please excuse my ignorance! I have QGIS 2.4.0 installed, and am trying to install Ordnance Survey Mastermap data. I have installed the OS2OGR translator to handle the ...
1
vote
1answer
245 views

Trying to overlay Ordnance Survey Tiles onto a different OpenLayers TileLayer

I am trying to add two layers to a Map using OpenLayers 3, one is the information from Bing Maps, and the other is data from the Ordnance Survey data. I have both maps displaying correctly in ...
15
votes
1answer
1k views

How to load Ordnance Survey OpenSpace in QGIS?

The version of gvSIG that I have on my Android tablet will load OS OpenSpace layers and I wonder whether or not it would be possible for QGIS desktop to do the same? And if so, how? I have my own ...
1
vote
2answers
492 views

Transforming a Google Maps overlay to fit an Ordnance Survey projection

I am currently in the process of creating a map with some administrative boundaries on it. The base map I am using is an ordnance survey map 1:10000. I downloaded an administrative border as a .kml ...
3
votes
2answers
706 views

Generate cache tiles for EPSG:27700 for use with OpenSpace

I am using GeoServer 2.1.0 (windows jetty local install for dev), open layers and Ordnance Survey openspace api and have a set of shape data that I am using as an overlay. Everything is working as ...
0
votes
3answers
1k views

OpenLayers With UK Ordnance Survey Maps

How do I use UK ordnance survey maps with OpenLayers API without committing myself to using the OpenSpace API. I need to have generic OpenLayers code only.
12
votes
1answer
8k views

Merging adjacent polygons in shapefile that has been split at tile boundaries?

I'm currently using building data from the Ordnance Survey Vectormap District and I've noticed that a lot of building polygons are split in 2 because of the way the OS split up the shapefile. This is ...
2
votes
1answer
140 views

Origin of the OSGB36 datum origin

Interpreting 'GIS' in the geographical information science sense, I have a historical question about the 1936 OSGB datum following the 1936-62 retriangulation of Great Britain - hopefully not too ...
0
votes
2answers
134 views

Output map of only 50m-100m contours [closed]

I´ve got the "OS Terrain 50" contours/spot-heights dataset. I would like to output a series of maps with everything above 0m, 50m, 100m etc. from a region. I know almost nothing about GIS, but have a ...
1
vote
1answer
194 views

UK Ordnance Survey Code Point. Projection change (OSGB 1936 to WSG84)

I am trying to overlay CodePoint with Polygons onto leaflet JS. My current problem is converting the .shp file into the correct projection and a kml. If I open the shp file (using qgis) with the ...
1
vote
1answer
1k views

Eastings/Northings OSGB36 Grid origin

Using this site, we can see that the (approximate) centre of Southampton, UK has OSGB coordinates of 441847,112279. However, looking at the UK grid, where each large square is (500 km)2, then these ...
1
vote
1answer
183 views

OS Boundary Line shp export CSV with description and lat/lng

I have found several post saying it is possible in QGIS to export OS Boundary Line shp files to csv's containing the boundary line in lat/lng (for use on Google map) along with the name of the area, ...
1
vote
3answers
86 views

Are there any resources or standards when writing a GIS data specification?

I have been searching for sources of GIS data specifications to assist with documenting a number of datasets that I'm currently working on. I'm used to looking at Ordnance Survey specifications, such ...
1
vote
1answer
44 views

QGIS 1.8 Project in 2.0.1 Bad Layers

I have a confusing problem with a project generated in QGIS 1.8 when trying to open this on a new windows pc with Darfour (same OS, Win7) The hard drive including the project has been moved from old ...
1
vote
2answers
87 views

qgis polygon to coordinates

I have the ordnance survey postcode polygons, i can get the centre point on the postcode (Using polygon centroids) and all the corner coordinates (using extract nodes) Does anyone know how to export ...
3
votes
2answers
232 views

UK area boundaries

I'm working on a web project that requires polygons and lat long coordinates for the boundares of towns, citys, countys and postcodes. Does anyone know where i can obtain this data? i know rightmove ...
2
votes
1answer
732 views

QGIS OS grid overlay

I'm totally new to GIS. However, I've proudly managed to create a map, which is correctly geo-referenced with a Great Britain Ordnance Survey (OS) background (streetview level) and I've added some ...
5
votes
1answer
125 views

Does France have addressing products similar to British AddressBase?

In Britain people can license the Ordnance Survey's AddressBase product, which provides a list of almost all the country's addresses, with good building location accuracy even for remote country ...
2
votes
1answer
121 views

Loading / georeferencing OS rasters in QGIS

I have got some OS rasters but there isn't georeferencing file (TFW) with them. When I try to load them, it will obviously load in the wrong place. They are loading fine in a different GIS software ...
2
votes
3answers
613 views

Ordnance Survey 1 km Grid

I am wanting to get a copy of the OS 1km Grid layer. I have found these previous questions: Ordnance Survey grids - download or generate? and Ordnance Survey Grids But neither provide the ...
2
votes
2answers
400 views

Ordnance Survey osgb:BNG spatial reference system not recognized by PostGIS

I'm trying to load an Ordnance Survey GML file into PostGIS using the ST_GeomFromGML function. The problem is that the spatial reference system that is used in the file, osgb:BNG, is not recognized by ...
0
votes
2answers
1k views

Using OS Mastermap SLDs in QGIS

In an answer to a question asked by @Canningmister, @tjmgis posted an excellent answer Styling OS Vectormap Local in QGIS? about making OS SLD files work in QGIS. As an amateur user who uses QGIS to ...
0
votes
1answer
343 views

How to set Zoom Level based on Overlays in Ordnance Survey Map?

I am using the Ordnance map as a backdrop in my website. when overlays the WMS from Geoserver, I am unable to increase the zoom level. Please see my code and kindly suggest it. var options = { ...
3
votes
1answer
390 views

Topographic tile cache needed to replace OSM street map data in an app

I have developed and marketed an application that successfully uses a pre loaded tile cache of Open Street Map .png files for a small city area about 20km x20km to support the presentation of tourist ...
4
votes
1answer
836 views

Google maps and Ordnance Survey derived data licence restrictions

Current Status: You can't use data derived from restricted licence OS data with Google Maps. There's been an on-going question about whether it is legal to display data derived from Ordnance Survey ...
2
votes
2answers
837 views

Styling OS Vectormap Local in QGIS?

I am attempting to style Ordnance Survey Vectormap Local on QGIS 1.8.0 by using the styling sheets suplied by Ordnance Survey. The styling sheets are available from the OS website ...
7
votes
2answers
1k views

Easiest way to create historical street maps using QGIS

I want to make some historical street maps using QGIS. I understand how to upload a historical OS map from DigiMaps to QGIS, but I want to actually 'draw' the streets myself in order to have some ...