performance of works on isolation of fittings and flange connections with removable half-cases at construction sites: “Apartment residential building No. 16, 16a, 16b, 16c in microdistrict No. 59 in Gomel”, “Development project in the area of ​​Fedyuninsky street in Gomel. 2nd settlement and planning quarter. Residential building (position 26A according to the general plan) "(Residential building and built-in premises No. 1-11) (EXPIRED)