This AutoCAD DWG drawing provides an in-depth design of a multi-level ramp system, ideal for car parking in basement areas. Designed for use in group housing projects, commercial buildings, or institutional facilities, this drawing includes detailed plans for a three-level ramp system that connects the Ground Floor, Upper Basement, and Lower Basement. The drawing features comprehensive working plans, detailed cross-sections, drain construction details, and essential blow-up views for precise implementation. This resource is essential for architects, civil engineers, and designers involved in planning and constructing efficient parking ramps.