Here is the description for the details of spire stairway . It is A top part or structure that tapers upward, such as a rock formation or steeple.
Water reservoir plan, elev
Work of floating intake in
Building section view with
Detail drawing of Roof tru
Administration area light
Column and foundation sect
Construction detail dwg fi
Roof and wall connection d
Constriction and detail vi
Detail of construction and
Crane plan with meters opt
Registered detail