18-20

• Glass and glazing


  Exterior glass and glazing in all Occupancies except Groups A, B, and J Occupancies not over three storeys in height, and interior and exterior glass and glazing in all occupancies subject to human impact
• Standards for materials


  • Conform to provisions set by the Secretary on glass dimensional tolerances, breaking stress levels, and design safety factors
• Each light shall bear the manufacturer's label designating the type and thickness of glass
• Each light with special performance characteristics such as laminated, heat strengthened, fully tempered or insulated, shall bear the manufacturer's identification showing the special characteristics and thickness by etching or other permanent identification that shall be visible after the glass is glazed
• Exterior glass and glazing

  Capable of safely withstanding the load due to wind pressures for various height zones above ground acting inward or outward
• The area of individual lights shall not be more than the maximum allowable area of glass according to the wind load multiplied by the appropriate adjustment factor
• Glass firmly supported on all four edges

  Glazed with minimum laps and edge clearances, with glass edge clearance in fixed openings not less than required for wind and earthquake drift
• For glass not firmly supported on all four edges, design shall be submitted for approval of the Building Official
• Glass supports shall be considered firm when deflection of the support at design load does not exceed 1/175 of the span
• Regular plate, sheet, or patterned glass in jalousies and louvered windows

  • Not thinner than 5.6 millimeters minimal and not longer than 1.20 meters, with exposed glass edges smooth
• Frameless glass doors, glass in doors, fixed glass panels, and similar glazed openings which may be subject to accidental human impact


  Shall conform with the requirements set forth by the Secretary on impact loads of glass
• Exceptions for impact requirements

  • Bathtub and shower enclosures constructed from approved shatter-resistant materials
  • Glass lights located not less than 450 millimetres above the adjacent finished floor or walking surface
  • Glass lights when the least dimension is not greater than 450 millimetres
  • Glass lights 1.50 square metres or less in area
• The use of computers for all or any part of the design of buildings under this Code is permitted provided that all programs to be used are documented
• Documenting a program


  Filing with the Building Official a reference to a publication or publications accessible to him where the detailed description of the program or a brief statement of the theoretical background of the program including a description of the algorithms used are found
• A copy of the output sheets for computer-generated computations shall be submitted as a part of the design computations, accompanied by a certification of a designer and/or consultant that the output sheets are the results obtained through the use of documented programs
• No sign or signboard shall be erected in such a manner as to confuse or obstruct the view or interpretation of any official traffic sign, signal, or device
• No sign or signboard shall be constructed as to unduly obstruct the natural view of the landscape, distract or obstruct the view of the public as to constitute a traffic hazard, or otherwise defile, debase or offend aesthetic and cultural values and traditions
• All signs, together with all of their supports, braces, guys, and anchors, shall be kept in repair and in proper state of preservation
• The display of all signs shall be kept neatly painted and secured at all times
• Sign structures


  Designed and constructed to resist all forces in accordance with the National Structural Code for Buildings, with dead lateral loads transmitted through the structural frame of the building to the ground in such a manner as not to overstress any of the elements of the building
• The weight of earth superimposed over footings may be used in determining the dead load resisting moment, with such earth carefully placed and thoroughly compacted
• Supports and anchorages of all signs or sign structures

  Placed in or upon private property and constructed in conformity with the requirements of this Code
• Materials for construction of signs or sign structures

  • Quality and grade as specified in this Code
• Signs or sign structures erected in highly restrictive Fire Zones

  Shall have structural members of incombustible materials, with ground signs constructed of any material meeting the requirements of this Code, and combination signs, roof signs, wall signs, projecting signs, and signs on marquees constructed of incombustible materials
• No combustible material other than approved plastics shall be used in the construction of electric signs
• Non-structural trim and portable display surfaces


  May be of wood, metal, approved plastics, or any combination thereof
• Display surfaces in all types of signs

  May be made of metal, glass, or approved plastics
• Clearances of signs from high voltage power lines

  In accordance with the Philippine Electrical Code
• No signs or sign structures shall be erected in such a manner than any portion of its surface or supports will interfere in any way with the free use of any fire escape, exit, or standpipe
• No sign shall obstruct any opening to such an extent that light or ventilation is reduced to a point below that required by this Code
• Signs erected within 1.50 meters of an exterior wall in which there are openings within the area of the sign


  Shall be constructed of incombustible material or approved plastics
• Projection of signs or sign structures over alleys

  No more than 300 millimetres where the sign structure is located 3.00 meters to 4.5 meters above established sidewalk grade, and no more than 1.00 meter where the sign or sign structure is located more than 4.50 meters above established sidewalk grade
• Signs shall be illuminated only by electrical means in accordance with the Philippine Electrical Code