An Industrial type cover with large sectioned grooved amp;omega; beams with covering sheets and ceiling sheets among the spaced beams being used

摘要

The structure is made up of: large sectioned ω beams, formed by an upper flat arch on two sides that stick out slightly above the flat arch. This is to define with an arched longitudinal canal that progress downwardly. The beams are spaced out. Arched covering sheets that are set on the upper protrusions are attached and are used to drain the canals. The ceiling sheet is on the beams under the covering sheets.