Stair Plan Lay-out design in autocad file, Catchment pit bottom elevation, Positive pressure air supply well with all dimension detail.
2d view elevator block sec
Elevator Design CAD plan D
Mechanical Stair
Stair detail
Elevator view with electri
Detail drawing of Elevator
2d view drawings of elevat
Lift Design
Detail of stair
Stairway details
Vertical Stairs
Stair Design