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.
Roof plan detail with roof
Roof section detail dwg fi
A Reineforced Concrete Sla
Wall section view detail d
Access to reservoir detail
Constructive cutting
Constructive details of do
Wall section plan view det
Details of Acoustic Insula
Swimming pool construction
Spire stairway
Stairways armors construct