In this category there are files useful for the design of stairs of all types, materials and styles: wooden stairs, reinforced concrete stairs, steel stairs, steel and crystal stairs, steel and wooden stairs, retractable and extendable stairs, stairs spiral-circular (spiral), escalators and moving walks.
Categories related to this are:
See also the graph on the type and slopes of stairs and ramps

3D steel stairs

Escalators and moving walks

Reinforced concrete stairs

Retractable stairs - extensible ladders

Spiral stairs - circular stairs

Stairs with smoke-proof filter

Steel stairs

Wooden stairs

Related category

Elevators (lift)

Panoramic elevator plans

Vertical connections blocks

Archweb related