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Pipe-laying crane on the basis of caterpillar industrial tractor of general purpose. It is designed to perform lifting and transporting works during laying of pipelines with diameter up to 1420 mm. (and more within the limits of its load capacity) in trenches, accompanying cleaning and insulation machines, welding pipelines in a string, installation of crane structures, construction of crossings under roads and across water barriers, at pipe welding bases, as well as at other sites of pipeline, industrial and civil construction.