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GIS data base "Riga 1:10 000"

Description

Data format:
ESRI Arc View shapefiles (*. shp + *.dbf, + *.shx), ESRI ArcGIS Personal Geodatabase (*.mdb)

Mathematical parameters:
Projection: Transverse Mercator (TM-1993); system of coordinates: Baltic Coordinate System (also LKS-92), axial meridian: 24° 00’ 00” E, scale coefficient: 0,9996; reference points of coordinates: from the axial meridian: 500 000 m, from the equator: 0 m; reference ellipsoid: GRS-1980

Degree of detailed elaboration:
The degree of detalization of the layers correspond to scale 1:10 000.

List of data layers:
Streets and roads
Landuse
Buildings
Addresses
Water flows, ditches
Administrative territorial division
Railways
Transmission pipelines
Protected nature territories

POI data layers could be added from GIS data base "Latvia 1:200 000"

Description of data layers:

STREETS AND ROADS
Y. 2008

Layer: Streets and Roads (total length > 4 300km) (lines)
  • software calculated length of object (m),
  • name of street,
  • title of the populated place,
  • type of object (motorway, road with divided lanes, road inside built-up areas, carriageway, road inside built-up areas with gravel pavement, planned road inside built-up areas with gravel pavement, planned road inside built-up areas , pedestrian road, main street, main pedestrian street, main street with gravel pavement, planned main street, street, street with divided lanes, pedestrian street, street with gravel pavement, planned street with gravel pavement, planned street, main road, magistral street with divided lanes, magistral street with gravel pavement, planned magistral street, street with name (but without line in nature (names only)), slip road, vista, footpath, path, unsurfaced road, unpaved road, unsurfaced wayless road, road difficult to travel).
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    LANDUSE
    Y. 2008

    Layer: Landuse (polygons)
  • software calculated area of object (m²),
  • software calculated perimeter of object (m),
  • title of object (selected mode),
  • type of landuse (water body, swamp, grass-covered area, park area, swamp/forest (wet forest) covered area, forest covered area, cemetery, allotment garden, orchard area, industrial built-up area, summer cottages, low-rise built-up area, high density or multi storey built-up area, planned built-up area, open/other area).
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    BUILDINGS
    Y. 2008

    Layer: Buildings (selected mode; > 107 000 objects) (polygons)
  • software calculated area of object (m²),
  • software calculated perimeter of object (m),
  • type of building (building, public building, important building, building under construction, deserted building).
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    ADDRESSES
    Y. 2008

    Layer: Addresses (>32 000 objects) (points)
  • 1st number of the address,
  • 2nd number of the address,
  • the letter,
  • number of the block,
  • title of the farmstead,
  • title of the populated place,
  • name of the street,
  • numerical part of the address,
  • full address,
  • full title of the territorial unit,
  • full title of the administrative unit,
  • full title of the 1st order territorial unit.
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    WATER FLOWS
    Y. 2008

    Layer: Water flows, ditches (total length: > 930 km) (lines)
  • software calculated length of object,
  • title of object,
  • type of object (main ditch (water flow), other ditch (water flow)).
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    ADMINISTRATIVE TERRITORIAL DIVISION
    Y. 2008

    Layer: Units of Administrative Territorial Division (12 administrative territorial units (parishes, towns, appanages, towns with rural areas)) (polygons)
  • software calculated area of object (m²),
  • software calculated perimeter of object (m),
  • official area of the administrative unit (km²),
  • total quantity of population of the administrative unit,
  • full title of the administrative unit,
  • short title of the administrative unit,
  • centre of administrative unit,
  • full title of the 1st order administrative unit (district/ republic town).

    Layer: Units of Territorial Division (18 territorial units (parishes, towns, rural areas of towns, units of territorial division in Riga and districts)) (polygons)
  • software calculated area of object (m²),
  • software calculated perimeter of object (m),
  • official area of the territorial unit (km²),
  • total quantity of population of the territorial unit,
  • full title of the territorial unit,
  • short title of the territorial unit,
  • centre of territorial unit,
  • full title of the administrative unit,
  • full title of the 1st order administrative unit (district/ republic town).

    Layer: Administrative Districts (1 administrative district and 2 republic towns) (polygons)
  • software calculated area of object (m²),
  • software calculated perimeter of object (m)
  • official area of the district (km²),
  • total quantity of population of the administrative district,
  • full title of the administrative district,
  • short title of the administrative district,
  • centre of administrative district.

    Layer: Borders of Units of the Administrative Territorial Division (total length: >250 km) (lines)
  • software calculated length of border’s segment (m),
  • type of border’s segment (border of district, border of territorial unit, border of administrative unit, coastline.
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    RAILWAYS
    Y. 2008

    Layer: Railways (total length: >600 km) (lines)
  • software calculated length of railway segment (m),
  • type of the railway (main railway, other railway),
  • type of the railway according to the state railway classification).

    Layer: Railway Stations and Stop Points (> 35 objects) (points)
  • title of station or stop point,
  • type of object (station, stop point),
  • division of station or stop (with passenger traffic, without passenger traffic),
  • full title of the territorial unit,
  • full title of the administrative unit,
  • full title of the 1st order administrative unit.
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    TRANSMISSION PIPELINES
    y. 2001

    Layer: Gas pipeline (line)
  • software calculated length of pipeline’s segment (m),
  • type of pipeline (gas pipeline).
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    PROTECTED NATURE TERRITORIES
    Y. 2008

    Layer: Nature Parks (4 objects) (polygons)
  • software calculated area of object (m²),
  • software calculated perimeter of object (m),
  • title of the nature park.

    Layer: Nature Reserves (8 objects) (polygons)
  • software calculated area of object (m²),
  • software calculated perimeter of object (m)
  • title of the nature reserve.
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