555.13 Marina and Boat Dock Bonding – https://www.MikeHolt.com/code. Increased awareness of the electric shock drowning hazards at docking facilities has prompted another group of changes in this Code cycle. New section 555.13 requires a bonding conductor from the panelboard to connect to all metal parts in contact with the water that are likely to become energized in and about boatyards, marinas.