Soldier of the Armed Forces of Ukraine at the contact line in Donbass. Archival photoDONETSK, Oct. 20 Strong fortifications in Maryinka, including concrete dugouts and communication passages, will allow the city to be defended for a long time, senior sergeant Vitaliy Katranich told RIA Novosti. «The trenches and dugouts were filled with concrete,» said Katranich. According to him, two lines of defense were created in the city along the entire length of the line of contact, they were saturated with artillery. I think for a long time.” The city of Maryinka, near which the line of contact passes, is under the control of Ukrainian forces. It is located in the Pokrovsky district of the DPR, 34 kilometers from Donetsk.