PAT (Polygon Attribute Table)

• The PAT contained within the CTDB is mapped to a SEDRIS Property Table.

• The SEDRIS Property Table will contain four elements (one for each column in the CTDB PAT).

  • The SIMNET code, CCTT code and Characteristic Flags(Water, Slow_Go, No_Go, Road) are mapped into a single EDCS Surface Traffic-ability Group.
  • USGS soil type (FACC) is stored in a EDCS Soil Type.
  • Surface Material Category (FACC) is stored in a EDCS Surface Material Category.
  • Soil Moisture Content (FACC) is stored in a EDCS Soil Wetness Condition.

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