-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Hi:
Just to inform you that the import for these 27 states boundaries has been successfully finished. Cheers, Rafael Ávila Coya. On 28/04/14 16:40, Frank Salet wrote: > Hi list, > > [This message is concerning part two (out of two) of importing > administrative boundaries for Nigeria] > > eHealth Africa Foundation has different kind of geographical data > that has just been released with an ODbL compatible license. The > license is the HOT letter of authorisation that many of you > probably know already. Some data is probably very interesting to be > imported. Among these data, we have the boundaries of all Local > Government Areas (LGA's) for 27 states of central/southern Nigeria. > The country is divided in 36 states plus the Federal District of > Abuja, and each state divided further in a total of 774 LGA's > (equivalent to districts). In contrast to part one of importing > administrative boundaries, we don't have boundaries on ward level > for central/southern Nigeria. > > The current boundaries in OSM, the ones that origin from > MapLibrary, are assessed by the mapping specialists of eHealth > Africa, and are found to be incorrect and not complete. For > example, the boundary of Kano state is missing a large area in the > south, where three LGA's are mistakenly given to Kaduna state. > Regarding the LGA's we noticed that only for a few of them a > polygon was drawn. > > The eHealth Africa data is originally in Shapefile format. It is > easily converted to .osm with the JOSM OpenData plugin. With an > ad-hoc script we can convert the areas to relations, and add the > corresponding tags. Then, we would import these data state by > state, replacing the existing Maplibrary data. All the process > would be carefully validated before being uploaded to the OSM > database. As there are 27 states involved, the import would > therefore consist of 27 changesets in total. > > We have written a wiki explaining the process, and we would > appreciate comments/evaluation from the community before we proceed > with the import: > https://wiki.openstreetmap.org/wiki/Import_Nigeria_eHealth_Africa_Boundaries_(2) > > *About eHealth Africa Foundation* eHealth Systems Africa > Foundation (eHealth Africa) is a nongovernmental organization (NGO) > dedicated to improving health care in developing countries through > strengthening health workers and the systems that support them. > eHealth Africa works towards this goal by creating sustainable > eHealth and mHealth systems, providing technology infrastructure, > performing training and capacity building workshops, publishing > research on our work in Africa, and by providing consulting and > support for other organizations working on health care in Africa. > Based in Santa Ana, California, in the United States, eHealth > Africa?s main office is located in Kano, Nigeria. > > *About the polio eradication programme* eHealth Africa is > supporting polio eradication in Northern Nigeria. A GIS is being > deployed in Nigeria to help health workers collect data and target > specific areas for immunization efforts in the fight to eradicate > polio. High resolution satellite imagery has been used as a basis > to map the communities. This work is currently mapping communities > in ten Northern States. Subsequently vaccination teams will use the > GIS to locate the communities. Using GPS technology the whereabouts > of the vaccination teams are monitored and inputted into GIS to > cross-check the mapped communities with the visited settlements. By > doing that the GIS is updated with ?missed? communities and the > vaccination teams are guided. > > *About the geo-data* In 2011 the programme started in the 8 > northern states of Nigeria (namely Kano, Borno, Yobe, Sokoto, > Zamfara, Katsina, Jigawa and Kebbi), and the area has been expanded > after that with another 2 states (namely Bauchi and Kaduna). Using > high resolution satellite imagery and manual extraction of the > features currently most of the states are finished mapping, while > the rest is being worked on by the GIS department of eHealth Africa > (consisting of around 20 GIS specialists). The mapping activities > are focused on the collection and marking of each and every > settlement in the whole area, since that information is required > to provide polio immunization to the complete population. Besides > mapping and naming all the settlements, the administrative > boundaries are mapped as well as the roads, rivers, water bodies, > health facilities, schools, mosques, wells, markets and more. > > Kind regards, > > -- *Frank Salet* > > GIS Manager /eHealth Systems Africa/ > > www.eHealthAfrica.org <http://www.eHealthAfrica.org> 25 Race Course > Road, Kano, Nigeria mobile: (NG) 0809-9850211 (US) 714-627-9289 > > > _______________________________________________ Imports mailing > list [email protected] > https://lists.openstreetmap.org/listinfo/imports > - -- Twitter: http://twitter.com/ravilacoya - -------------------------------- Por favor, non me envíe documentos con extensións .doc, .docx, .xls, .xlsx, .ppt, .pptx, aínda podendoo facer, non os abro. Atendendo á lexislación vixente, empregue formatos estándares e abertos. http://es.wikipedia.org/wiki/OpenDocument#Tipos_de_ficheros -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (GNU/Linux) Comment: Using GnuPG with undefined - http://www.enigmail.net/ iQIcBAEBAgAGBQJTbLfIAAoJEB3niTly2pPQXEoP/jgDlXCoqZDscFG2W7MIp6Sr SyZSHOFx91Y0UoMlhiNacoRSlDIUzCRbYLUDGZiUWLvg2I9dRWloifN4bXowjtye t0MG3fCYx+Ut2p7IYelnQqXFP3t3gRHddx2QWfUdR4Fx02nF6nwdR2TQZCQ1xLvS WAKZ7wGNM/fOgQrH+WujtkMWzFUMVyGp2Lx9DC0cNeNpWKL/ZsKESgl1bmfxptTC DND2/2lWV3UpzLhnYvF5mMlU5o5w6tAmRADC7dPqulKIgTb8Efi9oezLlHONDE4K 8rLgicUahxYLiAFxVs0chB8wNCnTfxwGsiJva27qMDVg0utOoyFEi5B41FTvOU4B BrQjMUsvnZK4Rq/Gjs+FLWBEp41wy1XbrOUz/4cQrxQY5ldw0VGNI1R3RMPDngvg wztkELrNlp1qSKA/B8zIjATKkzOwobR4h+fglJNZb9Ub2yD7YaPnM/gEjn/dQ6on Ckayecw6/QMdP6w2sAQU74dFy3wXnJ5XRGbT78TYmT5gM82p+TAMFk081JYhqdvT Mfbt8tJSAGleYXvSqxgF+38m0GVySksvBgQZ6tXKsgUVlWpauMZAByVhdYO2c9h4 oWDAZHdjwb8qda+e0VuvlH8s79iUkScPWXSrNV/oStOLm1Bh0K0/EHrwIXpJcG23 N+/OX0LShnQ+ahMPg0k6 =JWld -----END PGP SIGNATURE----- _______________________________________________ Imports mailing list [email protected] https://lists.openstreetmap.org/listinfo/imports
