The various selection types for displaying node data are as follows:-

1. By Selection Screen
2. By Node
3. By Road Number

Selection Screen:

Input and Display Fields for Selection Screen:-

1. Authority - District Roads Engineer or District Council
2. Area - Any area within the District Roads Engineer or District Council.
3. Road Types - All road types or one of the road types (Trunk Roads, Main Roads, Divisional Roads).
4. Roads - The selected roads of a particular road type. (Move roads from the left hand side list to the right hand side list)
5. Stations - The stations that exist on a particular road. (Move stations form the left hand side list to the right hand side list)

Node:

Input and Display Fields for Node:-

1. Node - A valid node.
2. Roads - The selected roads of a particular node. (Move roads from the left hand side list to the right hand side list)
3. Stations - The stations that exist on a particular road. (Move stations form the left hand side list to the right hand side list)

Road Number:

Input and Display Fields for Road No:-

1. Road No - A valid road number.
2. Roads - The selected road. (Move road from the left hand side list to the right hand side list)
3. Stations - The stations that exist on the particular road. (Move stations form the left hand side list to the right hand side list)