| 摘要 |
PURPOSE: A steel grating for a collecting well is provided to improve the appearance of a road by filtering the foreign material and impurities of the collecting well by using a tilted rib. CONSTITUTION: A steel grating for a collecting well comprises an edge part(10), ribs(20,20'), and a reinforcing support. The edge part is composed of a metal plate in a rectangular frame shape. The ribs are consecutively arranged on the inner side of the edge part. The rib is fixed to the edge part at a tilt in 15~25°. The reinforcing support is connected to the edge part in an orthogonal direction. |
