- Sanction work on the collector-system for the drainage of the dumping pit in the Zletovo mine (tunnel working conditions), Probistip, in 1994;

- Sanction work on the collector-system of the dumping pit in the Bucim mine (tunnel working conditions), in 1996;

- Sanction work on the collector system for the removal of barren soil, in the Bucim mine, in 1991;

- Probing work for the construction of an aeration channel at the Turija Dam, using breakage equipment (tunnel working conditions), in 1993;

- Sanction work on the silos in Ovcepole (working in elevated conditions), in 1987-1995;

- Impregnation work on the water tower of the water-pipeline in Kumanovo, in 1993;

- Cleaning work on the ceiling in the Themoelectrical plant Oslomej, working under conditions of high temperatures up to 200 C, transporting ashes (size, above 50m3), in 1990-96;

- Removal work of loose material (a result from different chemical processes), REK Bitola, horizontal transport, in 1994;

- Sanction work of apartment buildings in Skopje and Kumanovo (working in elevated conditions), GRO Mavrovo, the old TV building, in 1986;

- Sanction work on the cooling towers in the Thermoelectrical plant Oslomej (working in elevated positions, injection work), in 1989-1993;

- Entering into the collector-system of the dumping pit in the Bucim mine and location of the possible defect (working under extreme conditions), and getting the collector-system back in line, in 1999;

- Photographing work, on several occasions in the collector-system, from both sides, of the above mentioned mine, in 1999;

- Locating the defect on the Carina, Prespa pipeline, cleaning work of the horizontal single-acting piston and the pump suction line (working under extremely low temperatures), in 1997-99.