The status of the plaintiff is a construction that is entrusted by the Minister of Land, Infrastructure and Transport for the management and operation of a dam under Article 15 of the former Dam Construction and Assistance, etc. to Their Environs.

The Dong Changcheon is a local river that belongs to the Class I of the Seoyang River, and is managed by the Mayor/Do Governor of the jurisdiction under Article 8 (2) of the River Act, and the Do Governor of the jurisdiction is delegated with the management and maintenance of the river to the Do head of the Do by the Gu Ordinance on the Delegation of Administrative Affairs (amended by Ordinance No. 3460, Sep. 16, 2013; hereinafter the same shall apply).

The defendant is an institution in charge of the maintenance and repair of the same Changcheon.

The prevention of corruption in the Act on the Grounds for the Maternity of Maternity and the Act for the Prevention of Disasters;

2. Standards for the structure, facilities, maintenance, repair, etc. of rivers;

3. Management regulations for river facilities;

5. River works, and maintenance and repair (excluding river works and maintenance and repair directly executed by the river management agency) of the River Act are constructed as a natural monthly-type dam in which water naturally flows, if the water level of a dam is high due to the nature of a dam exclusively used for water at the time of construction without any artificial flood control function due to the nature of a dam for water use at the time of construction, but a dam floodgate was installed in 2002 to ensure the stability of a dam due to the increase in the water level of a dam at the time of flood.

The Seodaemun-do Dam is located in the Cheongcheon-do, Cheongcheon-do, Cheongcheon-do, the basin area is 301.3mm2, the planned flood level (the highest level at the time of inflow of flood water in the frequency of dam design) is 152.6m2m2.6m2, the tidal wave is 152.6m2, and the maximum level at all times (the highest level at the part to be used for water purposes) shall be 150.0m2, the flood-restricted water level (the highest level at the time of flood control during the flood season, which shall be maintained when there is no flood inflow) is determined by the National Land Management and Utilization Commission of the 146.8m3m2, and the minimum level at which the water of the dam can be used during the flood season is 12.0m2,