Japan Digital Road Map Association (DRM)

History of the DRM

Fiscal Year
    History
1988
  • Established the world's first National Digital Road Map Database Standards
  • Started creation of the DRM Database of the basic road
  • Started provision services of the DRM Database
  • 1989
  • Started creation of the DRM Database of the supplemental road
  • 1990
  • Established the DRM Database Standards for Road Administration
  • 1993
  • Participated in ISO/TC204/WG3 activities
  • 1995
  • Completed the nationwide coverage of the DRM Database based on the 1:25,000 scale topographic maps
  • 1998
  • Established a group to study new DRM standards
  • 2000
  • Established the DRM Standard Format 21
  • 2003
  • Started creation of the DRM Database of 1.5 - 3 meter wide road
  • 2005
  • Revised rules on database supply for research purposes
  • Worked on experimental three-dimensional digital road maps
  • Developed a computer program for detecting database changes
  • Worked on compiling information on zones of traffic restriction under unusual weather conditions, etc. for prefectural roads
  • Started compiling names and routes data for arterial municipal roads
  • 2006
  • Initiated a research grant program
  • Started compiling data on general prefectural roads which are under construction (information to be provided two years in advance) and not yet open for use
  • 2008
  • Started creation of the enhanced DRM data of complex intersections
  • 2010
  • Started creation of the DRM Database based on the 1/2500 Fundamental Geospatial Data
  • 2011
  • Started creation of the DRM Database based on the World Geodetic System
  • 2012
  • Started creation of the DRM Database of altitude data and positions of road submergence