Roof Deck Egress
The stairway must be enclosed in a penthouse at the roof level.
Roof deck egress. 1006 3 1 egress based on occupant load each story and occupied roof shall have the minimum number of independent exits or access to exits as specified in table 1006 3 1. The number of exit stairs required is specified in table 1006. Filtered air to enter through the ventilation flap. Access to an occupied roof is required to be by stairway meeting the code requirements for exit stairs specified in section 1011.
Learn more about the installation process velux skylight sizes. Roof access and egress. The path of egress travel to an exit shall not pass through more than one adjacent story. The international code council icc is a non profit organization dedicated to developing model codes and standards used in the design build and compliance process.
In addition the americans with disabilities act requires elevator access to an occupied roof. That would result in a big hole in a deck however that could lead to a fall into the well. Deck mounted roof access window fwu egress window. Directly above a window well leave an opening in the deck that is at least equal in size to the well.
Fakros s roof access egress windows let in daylight and circulate fresh air while providing access to the roof. Free egress from the roof to the stairwell is required for occupied roofs but is not mandated by the ibc or nfpa 101 for unoccupied roofs. A single exit or access to a single exit shall be permitted in accordance with section 1006 3 2. Stairs directly to the ground stairs straight or spiral to a lower deck that then leads to a door rooftop hatch manual or.
The egress from the space must be sized for the roof occupant load and must be continuous to the exit discharge at grade. Learn the difference between deck mounted vs curb mounted what happens during a consultation and much more. When it comes to rooftop decks egress can mean a number of different entrances and exits used to get up and down from that rooftop structure including the following. Providing for an exit through a deck is a seemingly easy way to comply with the code.
All velux roof windows make it easier to gain access to the outdoors. There may however be a local requirement for free egress from unoccupied roofs so it s best to check with the local code official. The international codes i codes are the widely accepted comprehensive set of model codes used in the us and abroad to help ensure the engineering of safe sustainable affordable and resilient structures.