D-103 · DEMO · CATALPA WATER ASSOCIATION
Mainline Material Picker
Select a water-main material for a given run, see why the engine ranks it that way, veto a candidate, and watch future runs honor it.
TRY THIS · Set the soil to corrosive and the pressure above 150 psi, then veto the engine's pick and record why.
Demo data is synthetic. Rates, recipes, and rules are placeholders that your expert replaces.