Ключевые слова: bitumen, bitumen line, bitumen roof, building, construction, deeplevel garage, drain, felt, flat, flat roof, fleming, garage, hot, industrial, industry, installation, melting, new, repair, rolling, roof, roofer, roofing, seal, sealing, tar, technology, times, torch, underground garage, waterproofed, waterproofing, welded sheets, welded tracks, worker,