| 摘要 |
<p>A building comprising a steel frame which forms the supporting structure of the building, and which is built up from a plurality of frame parts, such as columns, girders and/or rafters, at least a number of the frame parts comprising water-filled channels integrated into the frame part construction, which channels are in mutual fluid communication with each other to form a pipe system, the building being provided with a plurality of extinguishing heads which are in fluid communication with the channels, a pump and a water source being provided to supply water to the pipe system, the frame parts comprising a channel being designed as a pipe closed at the ends and having a circular cross-section and at least one strengthening section having at least one leg and a body.</p> |
