Double Stringer Staircase Detail Dwg Jun 2026

Mara zoomed in. The stair's lower landing landed not on a slab but on a faded hatch pattern that looked like old floorboards. At mid-flight, the geometry shifted — the riser heights were inconsistent by exactly the width of a child's shoe. A tiny block detail showed a handrail that curved around an empty space, as if hugging something invisible.