NCC 2016 Volume One
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Section D Access and Egress
Part D1 Provision for Escape
Add D1.2(d)(vii) as follows:
NSW D1.2 Number of exits required
(d)
(vii)
any storey or mezzanine within an auditorium in an entertainment venue.
Insert NSW D1.6(f)(vi), and (j) as follows:
NSW D1.6 Dimensions of exits
(f)
(vi)
in a Class 9b building used as an entertainment venue—
(A)
in parts of the building used by the public, the width of the required exit or path of travel, and the unobstructed width of each doorway must not be less than 1 m and not more than 3 m; and
(B)
in other parts of the building, doorways must comply with D1.6(f).
(j)
in a Class 9b building used as an entertainment venue—
(i)
the aggregate width must be not less than 2 m plus 500 mm for every 50 persons or part in excess of 200; and
(iii)
where one or more paths of travel merge, the width of the combined path of travel must be not less than the sum of the required widths of those paths of travel; and
(iv)
the required widths of the paths of travel connecting the exits from the building to a public road or open space must comply with (iii).
Delete D1.10(f) and insert NSW D1.10(f) as follows:
NSW D1.10 Discharge from exits
(f)
In a Class 9b building used as an entertainment venue, at least half of the required number of exits from each storey or mezzanine, and at least half of the aggregate width of such exits must discharge otherwise than through the main entrance, or the area immediately adjacent to the main entrance of the building.
Vary Table D1.13 as follows:
NSW Table D1.13 AREA PER PERSON ACCORDING TO USE
| Type of use | m2 per person | ||
|---|---|---|---|
| Delete “Theatre and public hall” and insert the following: | |||
| Entertainment venue— | |||
| other than auditorium | 1.2 | ||
| Auditorium— | standing area | 0.5 | |
| removable seating | 1.0 | ||
| fixed seating | count seats | ||
| bench seating | 450 mm/person | ||
Part D2 Construction of Exits
Add NSW D2.1(c) as follows:
NSW D2.1 Application of Part
In addition—
(c)
in a Class 9b building used as an entertainment venue—
(i)
Clauses NSW D2.13(a)(ix), (a)(x), and (a)(xi), NSW D2.15(d), NSW Table D2.16a 1(d), and NSW D2.19(b)(v) apply to only those parts of the building used by the public; and
(ii)
the general requirements of Part D2 apply to all other parts of the building.
Insert NSW D2.13(a)(ix), (a)(x) and (a)(xi) as follows:
NSW D2.13 Treads and risers
(a)
(ix)
conspicuous edges to the treads of steps in a Class 9b building used as an entertainment venue; and
(x)
in a Class 9b building used as an entertainment venue, not more than one helical stairway serving as a required exit and that stairway must—
(A)
have a width of not less than 1500 mm; and
(B)
be of constant radius; and
(C)
be constructed so that each tread, when measured 500 mm in from its narrow end, has a width of at least 280 mm; and
(xi)
in a Class 9b building used as an entertainment venue, in a curved stairway serving as a required exit— an internal radius of not less than twice the width of the stair.
Renumber D2.15(d) to (e) and insert NSW D2.15(d) as follows:
NSW D2.15 Thresholds
(d)
in a Class 9b building used as an entertainment venue, the door sill of a doorway opening to a road, open space, external stair landing or external balcony is not more than 50 mm above the finished floor level to which the doorway opens; or
(e)
in other cases—
(i)
the doorway opens to a road or open space, external stair landing or external balcony; and
(ii)
the door sill is not more than 190 mm above the finished surface of the ground, balcony, or the like, to which the doorway opens.
Delete Table D2.16a 1 and substitute NSW Table D2.16a 1 as follows:
NSW D2.16 Barriers
NSW Table D2.16a BARRIER CONSTRUCTION
| 1. Barrier heights | |
| Location | Minimum Height |
|
865 mm |
|
1 m; or 700 mm and a horizontal projection that extends not less than 1 m outwards from the top of the barrier; or in a Class 9b building used as an entertainment venue, the height prescribed for guardrails in NSW H101.14.2 and NSW H102.9. |
|
1 m when provided inside the building; and 1200 mm when provided externally to the building. |
|
1 m |
|
Notes:
|
|
Insert NSW D2.19(b)(v) as follows:
NSW D2.19 Doorways and doors
(b)
(v)
in a Class 9b building used as an entertainment venue—
(A)
must not be fitted with a collapsible gate, accordion door, turnstile or rigid barrier; and
(B)
if fitted with a door, must be—
(aa)
a swing door which opens in the direction of egress; and
(bb)
doors hung in two folds where the unobstructed width of the doorway is more than 1 m; and
(C)
a doorway or opening within sight of the audience but not intended for egress must have a notice displayed clearly indicating its purpose and such a notice must not be internally illuminated; and
(D)
notwithstanding (b)(iii), a sliding door may be fitted where—
(aa)
it leads directly to a road or open space and forms a main entrance; and
(bb)
it is capable of swinging in the direction of egress when pressure is applied to the inside face of the door; and
(cc)
the door is provided with signage that clearly indicates to persons seeking egress, the potential for swinging the door open in an emergency.
Delete D2.21(c) and insert NSW D2.21(c) and (d) as follows:
NSW D2.21 Operation of latch
(c)
The requirements of (a) do not apply in a Class 9b building (other than a school, an early childhood centre or a building used for religious purposes) to a door in a required exit, forming part of a required exit or in the path of travel to a required exit serving a storey or room accommodating more than 100 persons, determined in accordance with D1.13, in which case it must be readily openable—
(i)
without a key from the side that faces a person seeking egress; and
(ii)
by a single hand pushing action on a single device such as a panic bar located between 900 mm and 1.2 m from the floor; and
(iii)
where a two-leaf door is fitted, the provisions of (i) and (ii) need only apply to one door leaf if the appropriate requirements of D1.6 are satisfied by the opening of that one leaf; and
(iv)
where the door is a door in a path of travel providing re-entry to the building from a balcony, terrace or the like, it may be fitted with key-operated fastenings only, the tongues of which must be locked in the retracted position whenever the building is occupied by the public, so the door can yield to pressure.
(d)
The requirements of (a) and (c) do not apply to a door serving a Class 9b building used as an entertainment venue where the following provisions apply to a door or gate used by the public—
(i)
on a door, the single device operating the latch or bolts must be a panic bar if those doors are to be secured; or
(ii)
an exit door or gate used by the public as the main entrance may be fitted with key-operated fastenings only, the tongues of which must be locked in the retracted position whenever the building is occupied by the public so the door or gate can yield to pressure from within; or
(iii)
a door from a balcony, terrace or the like, being a door in a path of travel providing re-entry to the building, may comply with the locking provision of (ii) above.
Add NSW D2.101 as follows:
NSW D2.101 Doors in path of travel in an entertainment venue
In a Class 9b building used as an entertainment venue, a doorway in a path of travel must comply with NSW D2.19(b)(v).