A. The Plaintiffs are the parents of the network E (hereinafter “the network”), Defendant C (hereinafter “Defendant C”) is a corporation that operates domestic information and communications construction business, and Defendant D Co., Ltd (hereinafter “Defendant D”) is a corporation that operates an information and communications construction business.

B. On February 1, 2013, Defendant C entered into a human resource support agreement with Defendant C with respect to the “F Construction Work” contracted by Defendant C, KSB Co., Ltd. and KSB, and carried out the said construction work in Over City G and H.

C. From around 20:00 on November 21, 2013 to around 05:30 on November 22, 2013, Defendant D excavated a four-lane part of the 4-lane road in front of the IFK, which was located in Sincheon City, and laid a telecommunications station, and performed water cleaning work by using sprinkling vehicles to prevent dust scattering after completing the construction of re-melting the roads. The ice ice sprink was formed by entering the three-lane adjacent to water on the floor (hereinafter “instant road”).

On November 22, 2013, the Deceased, an engineer of Bosch Rexroth, was under emergency contact for towing of the accident vehicle, and driven by Jsch Rexroth and operated the road of this case at a limited speed of 60 km from the face of the door gate to the speed of the rock shooting distance. However, there was an accident in which the vehicle turns down on the ice board and caused two consecutive shocks of the previous vehicle (hereinafter “the instant accident”), and the Deceased died due to the pulmonary damage.

E. Meanwhile, the Deceased was called as public interest service personnel at the time of the instant accident, and was in service, and the scheduled date of revocation of call-up on November 1, 2015.

[Reasons for Recognition] Facts without dispute, Gap evidence Nos. 1 through 4, Gap evidence No. 9, 10, 12, Eul evidence No. 1 and 2, and Eul evidence No. 3.