"There's an inscription carved under the landing," Reyes said suddenly. He took a flashlight and brushed the dust from a steel plate. Letters were stamped there, shallow but legible: FOR LUCAS — KEEP CLIMBING.
: A staircase with two side stringers, as opposed to a single stringer at one side. Stringers are the structural components that support the treads and risers of a staircase. A double stringer design typically offers more support and can be more visually appealing. double stringer staircase detail dwg
The basic double stringer is a broad category. Your choice of material and configuration will determine the structural and aesthetic outcome. "There's an inscription carved under the landing," Reyes
Steel designs often use structural shapes like UPN channels , HSS tubes, or flat plates. : A staircase with two side stringers, as
(if outdoor): at mid-landing with 15 mm gap.
: The stringers sandwich the treads and risers. The steps are secured to the inner faces of the beams using welded tabs, angles, or routed channels.