Firefighters, Bless 'Em. Ditto Other First Responders.
"Designate stairways as “attack,” “evacuation,” or “ventilation” early in the firefight."
fireengineering.com* supports NYFD's above stmt that scissors stairs hampers firefighters' efforts.
"Scissor stairs... the exit doors into the stairways may be in close proximity to each other, violating the principle of remote exits."
"...some scissor stairs open on alternate floors:...
"... standpipe outlets are present in a particular stairway only on every other floor... Instead of hooking up one floor below the fire, you may be forced to connect to the standpipe two floors below the fire or to wrap completely around the core to reach the fire. Preplan scissor stairs!" bbm sbm
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* STAIRWELL OPERATIONS - Fire Engineering
** https://www.fireengineering.com/images.pennnet.com/articles/fe/thm/th_peoplesf2.gif
@sds71 sbm for focus. Thanks for your post w informative article. I found this advice in a firefighter zine:The building has no fire escapes and its stairwells, which are meant to be used as emergency exits, quickly filled with smoke as the fire burned
Fire officials also cited the system of 'scissor stairs' inside the complex as a design that makes it more difficult to feed a hose through in the building
How Bronx building turned into a smoke-filled chimney that killed 17 | Daily Mail Online
"Designate stairways as “attack,” “evacuation,” or “ventilation” early in the firefight."
fireengineering.com* supports NYFD's above stmt that scissors stairs hampers firefighters' efforts.
"Scissor stairs... the exit doors into the stairways may be in close proximity to each other, violating the principle of remote exits."
"...some scissor stairs open on alternate floors:...
"... standpipe outlets are present in a particular stairway only on every other floor... Instead of hooking up one floor below the fire, you may be forced to connect to the standpipe two floors below the fire or to wrap completely around the core to reach the fire. Preplan scissor stairs!" bbm sbm
_______________________________
* STAIRWELL OPERATIONS - Fire Engineering
** https://www.fireengineering.com/images.pennnet.com/articles/fe/thm/th_peoplesf2.gif
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