1. The plaintiff's appeal is dismissed.

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

The purport of the claim and appeal is the purport of the appeal.

1. Basic facts

A. On August 5, 2015, the Defendant supplied the building owner with new construction of Ulsan-gun C ground unmanned telecom, and subcontracted construction work cost of KRW 222,00,000 among the Plaintiff (hereinafter “instant construction work”) to the Plaintiff as of August 7, 2015 on the date of commencement, and agreed to pay the construction cost of the instant building as progress payment on four occasions after the removal of the first floor, the second floor, the third floor, and the third floor, and the disposal of the materials.

(hereinafter referred to as the “instant subcontract”) B.

The Plaintiff completed the instant construction, and the Defendant paid the Plaintiff the full amount of the construction cost under the instant subcontract.

[Ground of recognition] Facts without dispute, Gap 2 evidence, Eul 1 evidence, the purport of the whole pleadings

2. Details of the Plaintiff’s assertion - Costs of additional construction for 4,264,00 won for 4,264,00 won for 4,200,000 won for a day from the underground entrance to the parking lot: Total sum of 4,200,000 won for 21 days per day (i.e., 200,000 won per day) for cleaning expenses: 3,000,000 won for 11,464,00 won for additional construction expenses (i.e., 4,264,00 won for 4,20,000 won for 4,20,000 won for 3,443,00,000 won for 4,264,000 won for additional construction expenses). The Defendant agreed to pay the Plaintiff additional construction expenses for 7,90,000 won for 3,000 won for 7,000 won for additional construction expenses from the Defendant’s subcontract.

3. In principle, in order to recognize a contractor’s additional construction cost claim, there should be a separate agreement between the contractor and the contractor on the implementation of the additional construction and the payment of the additional construction cost, and such additional construction shall be implemented and implemented.