CTDB Format: Polygon Attribute Table
PAT is a 2 dimensional lookup table.
- 4 default columns: Mobility Word, Soil Type, Surface Material Composition, and Surface Wetness Condition.
- Each row has a unique combination of values for the different columns.
- Additional columns, which store FACC attributes, can be added.
1st column, the mobility word is a packed word containing the following information:
- SIMNET Trafficabilty Code
- CCTT Trafficabilty Code
- Water Flag
- No-Go Flag
- Road Flag