here is an autocad dwg file for the ramp details . it is a sloping surface joining two different levels, as at the entrance or between floors of a building.
Isometric view of stair an
Plan and section stair pla
Roof plan detail with roof
Solid plane slab detail dw
Isometric stair view detai
Details of a rail
Acoustic insulation detail
Infrastructure installatio
Stair section and veranda
Details of a bridge
drawing of sectional detai
Construction of Fixing the