Page 29 - PD 1096 BASIC LAW

The National Building Code (P.D. 1096)

CHAPTER 12

GENERAL DESIGN AND CONSTRUCTION REQUIREMENTS

SECTION 1201. General Requirements

Buildings proposed for construction shall comply with all the regulations and specifications
herein set forth governing quality, characteristics and properties of materials, methods of design and
construction, type of occupancy and classification.
All other matters relative to the structural design of all buildings and other structures not
provided for in this Chapter shall conform with the provisions of the National Structural Code of
Buildings, as adopted and promulgated by the Board of Civil Engineering pursuant to Republic Act
Number 544, as amended, otherwise known as the “Civil Engineering Law”.

SECTION 1202. Excavation, Foundation, and Retaining Walls

(a) Subject to the provisions of Articles 684 to 686 of the Civil Code of the Philippines on
lateral and subjacent support, the design and quality of materials used structurally in excavation,
footings, and in foundations shall conform to accepted engineering practice.

(b) Excavation and Fills
(1) Excavation or fills for buildings or structures shall be so constructed or protected that
they do not endanger life or property.
(2) Whenever the depth of excavation for any construction is such that the lateral and
subjacent support of the adjoining property or existing structure thereon would be affected in
a manner that the stability or safety of the same is endangered, the person undertaking or
causing the excavation to be undertaken shall be responsible for the expense of underpinning
or extending the foundation or footings of the aforementioned property or structure.
(3) Excavation and other similar disturbances made on public property shall, unless
otherwise excluded by the Building Official, be restored immediately to its former condition
within 48 hours from the start of such excavation and disturbances by whosoever caused
such excavation or disturbance.

(c) Footings, Foundations, and Retaining Walls

(1) Footings and foundations shall be of the appropriate type, of adequate size, and
capacity in order to safely sustain the superimposed loads under seismic or any condition of
external forces that may affect the safety or stability of the structure. It shall be the
responsibility of the architect and/or engineer to adopt the type and design of the same in
accordance with the standards set forth by the Secretary.
(2) Whenever or wherever there exist in the site of the construction an abrupt change in
the ground levels or level of the foundation such that instability of the soil could result,
retaining walls shall be provided and such shall be of adequate design and type of
construction as prescribed by the Secretary.

SECTION 1203. Veneer

(a) Definition. Veneer is a nonstructural facing of brick, concrete, tile, metal, plastic, glass,
or other similar approved materials attached to a backing or structural components of the building for
the purpose of ornamentation, protection, or enclosure that may be adhered, integrated, or anchored
either on the interior or exterior of the building or structure.

(b) Design Requirements. The design of all veneer shall comply with the following:
(1) Veneer shall support no load other than its own weight and the vertical dead load of
veneer immediately above.

29