1. The plaintiffs' appeal is dismissed.

2. The costs of appeal, including the costs of supplementary participation, are assessed against the Plaintiffs.

1. The reasons for the court's explanation concerning this case are as follows: ① the fifth "Frihhhhhh" in Part 49 of the judgment of the first instance court; ② the 19th "Frihhh" in the same part is as "Ibbehh"; the 50th "hhh" in the 7th part of the 50th "the fourth" in the same part as "the fourth"; the 51th "the third" in the 52th part as "the third"; the 52th "the second" in the 8th part as "the fourth" in the 52th part as "the fourth"; ② the 12th part as "the second part as "the second" in the 52th part as "the second part as "the fourth" is not only the procedural defect in violation of related Acts and subordinate statutes such as the National Finance Act; the 19th part as "the second part as "the second part as to the justification of the business purpose of this case and the profits necessary for the plaintiffs."

2. Additional determination of abuse or abuse of discretionary power of each of the dispositions of this case is based on professional and technical judgment regarding administration, by comprehensively coordinating relevant administrative means in order to achieve specific administrative goals such as the improvement, improvement, etc. of the use of rivers, thereby establishing activity criteria to realize order at a certain time in the future.

However, the related laws such as the River Act only define abstract administrative goals and procedures, but do not provide any specific provisions concerning administrative plans.