NATIONAL BUILDING CODE

Question 1

The dwelling shall occupy not more than ___ of a corner lot and ___ of an inside lot, and subject to the provisions on Easements of Light and View of the Civil Code of Philippines, shall be at least ___ from the property line.

Answer 1

ninety percent
eighty percent
2 meters

Question 2

Footings shall be of sufficient size and strength to support the load of the dwelling and shall be at least ___ thick and ___ below the surface of the ground.

Answer 2

250 millimeters
600 millimeters

Question 3

The live load of the first floor shall be at least ___ and for the second floor, at least ___.

Answer 3

200 kilograms per square meter
150 kilograms per square meter

Question 4

The wind load for roofs shall be at least ___ for vertical projection.

Answer 4

120 kilograms per square meter

Question 5

Stairs shall be at least ___ in clear width, with a rise of ___ and a minimum run of ___.

Answer 5

750 millimeters
200 millimeters
200 millimeters

Question 6

(b) Courts, yards, and light wells shall be measured clear of all projections from the walls enclosing such wells or yards with the exception of roof leaders, wall copings, sills, or steel fire escapes not exceeding ___ in width.

Answer 6

1.20 meters

Question 7

(a) Minimum size of courts and their least dimensions shall be governed by the use, type of construction, and height of the building as provided in the rules and regulations promulgated by the Secretary, provided that the minimum horizontal dimension of court shall be not less than ___.

Answer 7

2.00 meters

Question 8

(b) All inner courts shall be connected to a street or yard, either by a passageway with a minimum width of ___ or by a door through a room or rooms.

Answer 8

1.20 meters

Question 9

(a) Habitable rooms provided with artificial ventilation shall have ceiling heights not less than ___ measured from the floor to the ceiling; Provided that for buildings of more than one- storey, the minimum ceiling height of the first storey shall be ___ and that for the second storey ___ and succeeding storeys shall have an unobstructed typical head-room clearance of not less than ___ above the finished floor. Above stated rooms with a natural ventilation shall have ceiling heights not less than ___.

Answer 9

2.40 meters
2.70 meters
2.40 meters
2.10 meters
2.70 meters

Question 10

(b) Mezzanine floors shall have a clear ceiling height not less than ___ above and below it.

Answer 10

1.80 meters

Question 11

Minimum sizes of rooms and their least horizontal dimensions: Rooms for Human Habitations

Answer 11

6.00 square meters with a least dimension of 2.00 meters

Question 12

Minimum sizes of rooms and their least horizontal dimensions: Kitchens

Answer 12

3.0 square meters with a least dimension of 1.50 meters

Question 13

Minimum sizes of rooms and their least horizontal dimensions: Bath and toilet

Answer 13

1.20 square meters with a least dimension of 0.90 meters

Question 14

Minimum air space: School Rooms

Answer 14

3.00 cubic meters with 1.00 square meter of floor area per

Question 15

Minimum air space: Workshops, Factories, and Offices

Answer 15

12.00 cubic meters of air space per person

Question 16

Minimum air space: Habitable rooms

Answer 16

14.00 cubic meters of air space per person

Question 17

(a) Ventilation or vent shafts shall have a horizontal cross-sectional area of not less than ___ for every meter of height of shaft but in no case shall the area be less than ___. No vent shaft shall have its least dimension less than ___.

Answer 17

0.10 square meter
1.00 square meter
600 millimeters

Question 18

(c) Air ducts shall open to a street or court by a horizontal duct or intake at a point below the lowest window opening. Such duct or intake shall have a minimum unobstructed cross-sectional area of not less than ___ with a minimum dimension of ___. The openings to the duct or intake shall be not less than ___ above the bottom of the shaft and the street surface or level of court, at the respective ends of the duct or intake.

Answer 18

0.30 square meter
300 millimeters
300 millimeters

Question 19

(b) Footings located at least 2.40 meters below grade along national roads or public highway may project not more than ___ beyond the property line.

Answer 19

300 millimeters

Question 20

(c) Foundations may be permitted to encroach into public sidewalk areas to a width not exceeding ___; provided, that the top of the said foundations is not less than ___ below the established grade;

Answer 20

500 millimeters
600 millimeters

Question 21

(b) The clearance between the established grade of the street and/or sidewalk and the lowest undersurface of any part of the balcony shall not be less than ___.

Answer 21

3.00 meters

Question 22

The width of the arcade and its height shall be uniform throughout the street provided, that in no case, shall an arcade be less than ___ above the established sidewalk grade.

Answer 22

3.00 meters

Question 23

The horizontal clearance between the outermost edge of the marquee and the curb line shall be not less than ___. The vertical clearance between the pavement or ground line and the undersurface of any part the marquee shall not be less than ___.

Answer 23

300 millimeters
3.00 meters

Question 24

The horizontal clearance between the awning and the curb line shall not be less than ___. The vertical clearance between the undermost surface of the awning and the pavement or ground line shall be not less than ___. Collapsible awnings shall be so designated that they shall not block a required exit when collapsed or folded.

Answer 24

300 millimeters
2.40 meters

Question 25

(a) When the Building Official authorizes a sidewalk to be fenced or closed, or in case there is no sidewalk in front of the building site during construction or demolition, a temporary walkway of not less than ___ wide shall be provided.

Answer 25

1.20 meters

Question 26

(b) The walkway shall be capable of supporting a uniform live load of ___. A durable wearing surface shall be provided throughout the construction period.

Answer 26

650 kilograms per square meter

Question 27

(b) Railings. Adequate railings when required shall be built substantially strong and should be at least ___ in height.
(c) Fences. Fences shall be built of an approved material, not less than ___ in height above grade, and be placed on the side of the walkway nearest to the building site.

Answer 27

1.00 meter
2.40 meters

Question 28

(d) Canopies. The protective canopy shall have a clear height of ___ above the railway, and shall be structurally safe. Every canopy shall have a solid fence built along its entire length on the construction side. If materials are stored or work is done on top of the canopy, the edge along the street shall be protected by a tight curb board not less than ___ high and a railing not less than ___ high shall be provided. The entire structure shall be designed to carry the loads imposed upon it: Provided, that the live load shall be not less than 600 kilograms per square meter.

Answer 28

2.40 meters
300 millimeters
1.00 meter

Question 29

(b) Removal. Every protective fence or canopy shall be removed within ___ after such protection is no longer required as determined by the Building Official.

Answer 29

30 days

Question 30

Railings shall be provided for balconies, landings, or porches which are more than ___ above grade.

Answer 30

750 millimeters