1. The plaintiff's claim is dismissed.

2. The costs of lawsuit shall be borne by the Plaintiff.

1. Factual basis

A. In the event that inundations, such as low-speed roads, housing prices, and commercial buildings, etc., are repeated in the C B B B B B zone in Busan Dong-gu, Busan Dong-gu, the Plaintiff conducted flood prevention work on the disaster prevention project, and the Plaintiff conducted the flood prevention work on the A Dong-dong and B zone through the working design service, and conducted the following construction by investigating flood causes, flood areas, and the sewerage maintenance master plan of Busan City, and the sewage systems of surrounding areas, etc. through the working design service.

(1) In the Adong area, sewage was drained to C through the measuring hole and sewage culvert installed on the roadside, but from July 7, 2008, the Plaintiff performed the construction work of the Adong-gu in D (hereinafter “Adong-gu Maintenance Work”) from around July 7, 2008, and divided the area into two drainage stations, divided into two drainage stations, and installed the drainage plan so that sewage can be discharged to C through two draining stations, and installed the drain pipe at the central part of E, and installed the drain pipe at the crossing section connected to the rainwater.

(2) Since April 27, 2010, the Plaintiff newly established pcoxing installation, sewage culvert installation, and drainage pumps installation and drainage pumps by combining A and B construction work (hereinafter “each of the instant construction work”). The Plaintiff, as from April 27, 2010, established a new construction of pcoxing construction, sewage culvert installation, and drainage pumps.

B. In each of the instant construction works, outstanding gamblings or pcamblings are to be installed in underground spaces below the roads located within the construction area, and they were installed by removing the packaging, measuring instruments, etc. of the relevant road and installing excellent gamblings, etc., and then maintaining the course of the road again, and then implementing the asphalt and sidewalk packing works.

C. The defendant has installed urban gas centers with permission to occupy and use roads managed by the plaintiff and has reduced or exempted them.