Washing the Deck
To prevent as much damage as possible, wash the deck when the temperatures rise and snow season is over. Washing helps in two ways:
- physically removes remaining chemicals
- dilutes any chemical residues, reducing their corrosion potential.

Figure 5-1. Corrosion damage due to concentrated de-icing solution at drain site.

Figure 5-2. Corrosion damage due to concentrated de-icing solution at drain site.