Spiral Staircase Landing Regulations

Spiral stairs building regulations.
Spiral staircase landing regulations. At the top of each flight of stairs you must have a landing. Part k of the building regulations provides the guidelines for ensuring occupants or visitors to a house are protected against falling collision or impact. Stairs landing shall have a minimum live loading of 2 5 kpa and minimum point loading of 1 1 kn applied on 100mm 100mm pad. Treads shall have a minimum live loading of 2 5 kpa or a 2 2 kn per linear metre or minimum point loading of 1 5 kn applied on 100mm 100 mm pad on each step whichever loading produces the more.
The staircase categories relating to residential spiral or helical staircases tend to be a small private stair or b private stair. The design of spiral staircases potentially makes them tricky to navigate and building code requirements for spiral stairs are focused on making them as safe. Part b m of the building regulations for staircases don t tend to apply to residential properties. 9 inches 22 86 cm.
Bear all of these regulations in mind when choosing what kind of staircase to install. Normal use by employees. Spiral or helical staircase regulations. A landing could be part of the upper floor of.
Our spiral stair building code and ibc stair code specifications provide technical details about the different code and non code packages we offer for commercial and residential projects. Category a small private stair. The australian standards for stairs and landings state that you can use a maximum of 18 stairs risers in a single flight. This type of spiral or helical stairs is intended for use by a limited.
11 inches 27 94 cm 6 inches 15 24 cm limited access. Spiral stairway minimum dimensions. M have landings of appropriate dimensions where a door opens from or onto a stair ramp or ladder so that the door does not create a hazard d1 3 4 an accessible route in addition to the requirement of clause d1 3 3 shall. A half tread width b.
Spiral staircase code overview. Types of stairs straight wide arched and spiral staircases. Application this section covers all stairways including standard spiral ship and alternating tread type stairs except for articulated stairs stairs that change pitch due to change in height at the point of attachment such as those serving floating roof tanks stairs on scaffolds stairs designed into machines or equipment and stairs on self propelled motorized equipment. These specifications show standard stair dimensions for height tread degree rotation degree and many more details for each.
Flights can be connected using landings. A barrier a landing 2 metres in length or a change in the direction of the stairway of 90 degrees needs to take place every 36 stairs.