The trencher facilitates trenching works at cables and lines laying in gardens, schools and parks without moving too much earth. The trencher itself is up to 45 cm deep with a plain and clean unvaried profile given by the cutting chain width. The machine is used for trenching in compact soils with small stones in size up to 50 mm in one-man operation. The trenching speed is about 60 running meters per hour. The trencher itself is up to 45 cm deep with plain and clean profile.