construction machinery, namely motor graders, excavators, mass excavators, soil compactors, landfill compactors, track loaders, backhoe loaders, wheel loaders, pavement profilers, asphalt pavers, road reclaimers, vibratory compactors, pneumatic tire compactors, log loaders, feller bunchers, wheel skidders track skidders, pipe-layers, scrapers, rock drills and hydraulic hammers