28May2017

OSGOF

Mapping & Geo Information

map imageThis Department is structured into four divisions – Mapping, Geo-information, Photogrammetry and Remote Sensing (PRS), and Printing

 

 

Activities of Mapping Division

·         Production and revision of township maps for state capitals;

·         Topographic mapping of Nigeria at scale 1:25,000; 1:50,000; 1:100,000; 1:125,000 ; 1:250,000 and 1: 500,000 series;

·         Revision and updating of topographic maps at scale 1:50,000 and 1:100,000;

·         Upgrading and maintenance of Litho/Digital machines;

·         Digital conversion of 1:50,000 topo maps;

·         Review of resource specifications for topographic mapping;

·         Production and revision of National Atlas of Nigeria;

·         Printing of maps for sale;

·         Storage of maps via Map Depot; and

·         Revision of Administrative Maps of Nigeria.

1.1.2 Deliverables/Available Products

1.     Township maps (at scale 1:2,000 ; 1:10,000)

·         Katsina (1:2,000)

·         Port-Harcourt (1:10,000)

·         Yenagoa (1:2,000)

·         Lafia (1:2,000)

2.     1:50,000 Topographic maps (revised and updated)

- The list of the updated 1:50,000 topographic maps is attached to this

        report as appendix 1.

      - The project actually started in year 2007, and is 50% completed. The

         country is covered with about 1,392 top sheets at scale 1:50,000.

3.     Topographic maps (1:100,000 and 1:125,000 series )

      -The map update started in 2009, and Kaduna (sheet 123), Abuja (sheet

        186), P.H (sheet 329), Benin City, Nsuka, Markurdi (sheet 251) and

       some others have been completed.

4.     Topographic maps (1:25,000)

- The project started in 2007. The country is covered by about 5, 568 topo

   sheets at scale 1:25,000.

      -The list of updated 1:25,000 topo maps is attached as appendix 1.

5.     Road Map of Nigeria

·         Updated Road Map of Nigeria (11th Edition), but in quadrants) at 1:1,000,000.

·         Updated Road Map of Nigeria (12th Edition) at scale 1:1,000,000.

6.     Administrative Map of Nigeria

·         Updated Admin Map of Nigeria (11th Edition) at scale 1:1,000,000.

·         Updated Admin Map of Nigeria (12th Edition) at scale 1:1,000,000.

7.     State Administrative Maps (a project executed in collaboration with states).

·         State admin maps and FCT (available in scanned copies)

·         State Admin Map for Bayelsa and Cross River (available in digital format/ vector format).

8.     Thematic Maps

·         National Atlas of Nigeria (2nd Edition, 1978).

·         FCT Atlas (2012)

·         Production of tactical pilotage chart for the National College of Aviation Technology, Zaria.

·         Gazetteer of Place Names (in digital/ hardcopy format).

·         Index maps (1:25,000 ; 1:50,000 and 1:100,000).

9.     Converted 1:50,000 topo maps (in AutoCAD format).

·         North East – carried out by Delta Systematics (a Contractor)

·         North West – carried out by Map Data Services.

·         South East – carried out by Niger Surveys.

·         South West – carried out by Unilag Consult.

10.     Scanned Topo Maps (from Lagos Archive) in both RGB and BW color   mode, available at the following scales:

·         1:25,000

·         1:50,000

·         1:100,000

·         1:250,000

·         1:500,000

11.    Maps at other scales

·         at scale 1:12,500

·          Maps for Inter-state boundary projects  etc.

 

 

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