Stair type overview
Ship Ladder Stairs
24 in usable width, 80 in headroom. Ship ladder stairs are near-vertical utility stairs and rarely work for furniture.
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Typical Stair Measurements
Clear width
24"
Tread depth
6"
Riser height
10"
Headroom
80"
These are planning defaults. Measure your real stairway before buying, moving, or booking delivery.
Fit Notes
- The carrier needs both hands for balance, leaving little control over large items.
- Narrow width and steep angle are hard limits.
- Use hoisting or another route for bulky objects.
What Fits?
Tool bag
Small hand-carried items work.
Small box
Only if light and narrow.
Couch
Too large and unsafe for this stair type.
Upright piano
Weight, balance, and landing turns usually require professional movers or another route.
Check Your Specific Item
Enter your item dimensions and staircase details to test the exact width, turn, landing, and headroom constraints.
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