OFFICIAL GAZETTE

(Methods of Calculation of Area, Height, etc.) |
Article 2. The methods of calculation of area,
height and number of story mentioned in the
following items shall be as determined in each
item concerned :
(1) Area of building site: to take the area of
horizontal projection. However, the site in part
between the line considered as the boundary line
of the road and the road as provided for in the
provisions of Article 42 paragraph 2 of the
Building Standard Law (hereinafter referred to
as "Law") shall not be included in the area of
the site;
(2) Building area: to be the area of horizontal
projection of part surrounded by the center
line (in caseN there is a projection exceeding
one meter from the center line concerned as of
eave, pent-roof, balcony, and other similar ones,
the line measured back horizontally from the
edge of the same, 1 meter of exterior walls or
the columns taking place of these in a building
(excluding a part of basement below imaginary
line drawn 1 meter above the ground level) ;
(3) Floor area: to be the area of horizontal
projection of a part surrounded by center line
of walls and other partitions in each floor or its
part of a building;
(4) Total floor area: to be the total of floorarea
of each story of a building except that, in the
case coming under Article 56 paragraph 3 of
the Law, no floor area of basement shall be
included ;
(5) Height of building: to be the height above
the ground level; however, in the case coming
under any one of the following items, it shall
be as provided for in each item concerned;
(a) For calculation of height according to the
provisions of Article 57 or Article 58 of the
Law, it shall be measured from the road
surface at center of the road in front;
(b) In case the total area of horizontal projection
of staircase, elevator towers, decorative
towers, •Ewatch towers, dormer windows and
other similar part above roof of a building is
less than 1/8 of the building area, the height
of that part shall not be counted in determining
the height of building concerned up
to 12 meters;
(c) A part of crest, fire wall projecting above
roof and other similar projections above roof
shall not be counted in determining the height
of the building concerned.
(6) Height of eave: to be the height measured
from ground level to the top of wall supporting
roof truss or horizontal member taking its place;
wall plate or columns;
(7) Number of story: no elevator towers, decorative
towers, watch towers (or a part above roof
of other similar building or storerooms, machine
-2
room of basement and part of other similar
building of which each total horizontal projected
area is less than 1/8 of building area concerned)
shall be counted in number of story, or in case
a part of a building has open inner court, or in
case building site is sloped or stepped and when
number of story differs by parts of these stories,
the longest one shall be taken.
2 Ground level mentioned in preceding item (2),
(5) or (6) means the horizontal face imagined to
exist at the average height where the perimeter
of the building comes in contact with the ground
surface, while in case the location of contact has
the difference of elevation more than 3 meters, it
shall be the horizontal face in average height at
all points where the difference of elevation is
kept within 3 meters.
3 The method of calculation of horizontal projection
for the case coming under paragraph 1 item
(5) (b) or item (7) shall follow the method of ^
calculation of building area of item (2) of the
same paragraph.
Section 2 Examination of Qualification of
Building Official
(Standard for Examination of Qualification)
Article 3. Examinations of qualification of building
official (hereinafter referred to as "examination
of qualification") prescribed in the provisions of
Article 5 of the Law shall be conducted to test
the knowledge and experience on technical matters
of building and regarding laws and ordinance
required for confirmation provided for in the
provisions of Article 6 paragraph 1 of the Law
with respect to all buildings.
(Methods of Examining Qualification)
Article 4. Examination of qualification shall be
conducted based on deliberation of past records
and test.
2 The deliberation of past records mentioned in
the preceding paragraph shall be conducted on
the records of actual performance concerning the
building administration or building construction
work.
3 The test mentioned in paragraph 1 shall be
conducted on the subject matters given in the
following items. However, for person qualified
as first class architect, the test on subject given
in the items (1) to (5) inclusive shall be exempted:
(1) Designing of building;
(2) Planning of building;
(3) Structure of building;
(4) Building materials;
(5) Execution of building construction;
(6) Building Standard Law and Orders based on
Building Standard Law ; ^
(7) Laws and Regulations relating to City Planning
(Law No. 36 of 1919)and Fire Defence Law