Page 80 - Building Regulation Design Guidelines - Architecture Book (Blue Code)

SEcTION: 9 OPENINGS REQUIREMENTS SEcTION: 9 OPENINGS REQUIREMENTS

9.4.2.3 Closed Pantries: With the exception of the residential 9.4.2.6 The floor shall be hard surfaced, non-absorbent and
apartments that are not permitted to have this type of adequately drained.
Kitchen; the minimum dimension of the shaft shall be 1.2X
1.2 meter. There shall be mechanical ventilation, according 9.4.2.7 All shafts and courtyards shall be open to the sky. If any
to the specifications and conditions approved by the roof or other structure is built to cover them, the following
Authority. (figure-25) conditions and requirements shall be applied:
a) If the roof is transparent or semi-transparent, side
9.4.2.4 Bathrooms: The minimum dimension of the shaft shall be
1.2 X1.2 meter (figure-25) with exemption of replacement vents shall be provided, with a total area of at least
of natural ventilation and lighting by mechanical equal to the shafts area.
ventilation and lighting according to the specifications b) If the roof is opaque, side vents shall be provided,
and conditions approved by the Authority. with a total area of least one and half times the
shafts area.
≥ 1.2 m
c) A suitable way of opening and closing these vents
shall be provided.
≥ 1.2 m architectural design such as cinemas, commercial
Shaft 9.4.2.8 Some buildings are special cases because of their

centers, etc.. These are allowed to provide mechanical
*W ventilation and lighting according to the specifications
and conditions approved by the Authority.

Closed Pantry /
Bathrooom
*A

*W ≥ 5% A
*A ≥ 4.5 m²
≥ 1.8 m

Figure-25 Shaft for Closed Pantry / Bathroom

9.4.2.5 Any court yard and shaft shall be accessible at its floor
level for maintenance and cleaning purposes. Shafts with
1.2 meter width to be equipped by fixed metal ladders if
applicable.

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