Lecture Notes | Week 3 | Types of Construction & Means of Egress| Part 2

Minimum door width: 32" clear width (36" wide door) Maximum door width: 48" Minimum corridor width: 36" Typical corridor width: 44" Minimum stair width: 36" Typical stair width: 48" Minimum width for aisles: 36"

...

tread length is ____, tread rise is ____.

11", 4-7"

A single rise should not go more than ____ feet

12

A 36" door refers to the full assembly. But ___" is the minimum CLEAR width.

32"

area of refuge

An area where persons unable to use stairways can remain temporarily to await instructions or assistance during an emergency evacuation.

Exit signs should be located whenever there is a change in ________.

direction.

Exit

egress

There are four main types of exits found in an interior project:

exterior exit doors enclosed exit stairways horizontal exits exit passageway

The portion of the means of egress that ______ to the entrance of an exit is the _______ ______

leads; exit access.

Anytime there are steps, there must be a ______. Ramp ratio is typically __:___.

ramp. 1:12

Travel distance is the measurement of the distance between the most ________, occupiable point of an area, room, or space to the exit that serves it.

remote

ADA determines what types of exit ________ and alarms.

signage

public way

the area outside a building between the exit discharge and the street. (side walk or alley) must have min clear width and height of 10',

half diagonal rule

the distance between two exits be at least one half of the longest diagonal distance within the building or the building area the exits are serving.

exit discharge

this portion of an exit exists between the termination of the exit and the public way

Means of egress is not just getting ___ the exit, but getting _______ the exit!

to; through

Exit signs are typically required whenever a floor or space has _____ ___ _____ exits.

two or more

Corridors (halls) are defined by ________, aisles are spaces between _________ usually.

walls; furniture