Pier-repairing and reinforcing panel and method of repairing and reinforcing piers using such panels

A method of repairing and reinforcing a pier using a plurality of panels, wherein each panel has a combining member with an outside edge defining a combining hole for insertion by a bolt, locking ribs each defining a plurality of locking holes in an inside edge thereof, reinforcing ribs formed inside of the locking ribs, and clips each defining a projection at one-side for insertion into a corresponding locking hole during installation of each panel around the pier, to thereby repair and reinforce the pier, comprising the steps of:

• installing a watertight caisson around the pier;
• removing water from a gap between the caisson and the pier, removing impurities from a surface of the pier, and fixing a plurality of panels around the pier to the height of the pier while sealing junctions of the panels;
• arraying a plurality of reinforcing steel bars in the gap between the pier and the panels;
• and
• fixing the panels to the steel bars or the pier using anchor bolts, and filling the gap between the pier and the panels with concrete.