CADD/GIS Data Buildup

Digital Conversion of Topographic Maps 1:50,000 Scale

Digital Conversion of Topographic Maps 1:50,000 Scale
National Mapping and Resource Information Authority (NAMRIA) Philippines 2009

  • The project called for the conversion of 133 sheets of topographic base maps for use in geo-hazard mapping.

SRDP carried out the following tasks:

  • Digital conversion of topographic maps at scale 1:50,000
  • Elevation of the digitized contours
  • Editing of digitized features
  • Edge matching with the adjoining sheets
  • Conversion to GIS file format (shapefile)
  • Ensuring the quality of datasets
  • Documentation of works

Sample Outputs:


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