| 摘要 |
The present invention relates to a steel-based roof waterproof system applied to a rooftop having a slab forming a drainage hole in one side and a railing extended from the circumference of the slab in the vertical direction to cover the top of a building comprises: a first rooftop and a second rooftop separated apart by a specific distance to partition the top of the slab into two sections based on a center line formed in parallel with one surface of the railing and cover the top of the two sections, respectively, wherein the height from the center line to the railing gradually increases; a gutter formed along a space prepared by the specific distance between the first rooftop and the second rooftop to prevent inflow of moisture by surrounding the top surface of the slab together with the first rooftop and the second rooftop and having a drainage hole connected to the drainage hole; a foreign substance cover of which both ends are fixated in the top of the first rooftop and the second rooftop, respectively to cover openings of the gutter to filter out foreign substances except for water; an inner cover to cover a boundary between an inner surface of the railing and a part that the first rooftop and the second rooftop come in contact with each other; and a railing cover extended and curved downward from the part that the inner cover comes in contact with the top surface of the railing to cover a part of the top surface of the inner cover while covering the top surface of the railing. |
