| 摘要 |
PURPOSE: A steel grouting for draining a parking lot of a building is provided to be moved along the inner wall of a trench by selectively controlling an installation route of the steel grating. CONSTITUTION: A steel grouting for draining a parking lot of a building comprises a steel grating body(100), a steel grating cover(400), a pair of route control units(200), and fixing units. The top of the steel grating body is opened. The steel grating body has an inner space. One end of the steel grating is hinged on the top end of the steel grating body, and the steel grating cover opens and closes the top of the steel grating body. The fixing units are formed in both sides of the steel grating body and fix the position of the route control units. |
