FIELD: forestry. SUBSTANCE: sprayer has base machine with platform, frame mounted on platform and provided with bending devices connected to frame through pivot joints. Bending devices are provided with cable guards connected to frame through safety mechanisms comprising drum with device for retaining it in predetermined position. Safety mechanisms are joined to sound and light signal sensors. Pump mounted on basic machine platform is hydraulically communicated with vessel and spraying boom. Sprayer of such construction is prevented from damage in case of encountering obstacle having draft exceeding designed loading. Sprayer is used for treating traces of transmission lines, oil and gas pipelines. EFFECT: increased efficiency and enhanced reliability in operation. 4 dwg
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