Building Code of the Philippines(1)

Walls shall be provided and such shall be of adequate

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Unformatted text preview: tion 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 vertical dead load of veneer immediately above. (2) vertical and Surfaces to which veneer is attached shall be designed to support the additional lateral loads imposed by the veneer. (3) Consideration shall be given to differential movements of the supports including those caused by temperature changes, shrinkage, creep, and deflection. (4) Adhered veneer and its backing shall be designed to have a bond to the supporting elements sufficient to withstand shearing stresses due to their weights including seismic effects on the total assemblage. (5) Anchored veneer and its backing shall designed t o have a bond to the supporting elements sufficient to withstand shearing stresses due to their weights including seismic effects on the total assemblage. (6) Anchors supports and ties shall be non-combustible and corrosion-resistant. SECTION 1204. Enclosure of Vertical Openings (a) General. Vertical openings shall be enclosed depending upon the fire-resistive requirements of a particular type of construction as set forth in this Code. (b) Elevator Enclosures. Walls and partitions enclosing elevators and escalators shall be of not less than the fire-resistive construction required under the types of Construction. Enclosing walls of elevator shafts may consist of wire glass set in metal frames on the entrance side only. Elevator shafts extending through more than two storeys shall be equipped with and approved means of adequate ventilation to and through the main roof of the building: Provided, that in those buildings housing Groups F and G Occupancies equipped with automatic fire-extinguishing systems throughout, enclosures shall not be required for escalators: Provided, further that the top of the escalato opening at each storey shall be provided with a draft curtain. Such draft curtain shall enclose the perimeter of the unenclosed opening and shall extend from the ceiling downward at least 300 millimeters on all sides. Automatic sprinklers shall be provided around the perimeter of the opening and within a 600 millimeters of the draft curtain. The distance between the sprinkles shall not exceed 1.80 meters center-to-center. (c) Other Vertical Openings. All shafts ducts, chutes, and other vertical openings not covered in paragraph (b) above shall have enclosing walls conforming to the requirements specified under the type of construction of the building in which they are located. In other than Group...
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