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INTRODUCTION As stated in the National Building Code of the Philippines, no person shall be appointed as a Building Official unless The preparation of drawing plans in building design is...

INTRODUCTION As stated in the National Building Code of the Philippines, no person shall be appointed as a Building Official unless The preparation of drawing plans in building design is he/she possesses the following qualifications: crucial as it serves as the blueprint for the entire construction process, ensuring that all structural, - A Filipino citizen and of good moral character architectural, and mechanical elements are accurately - A duly registered architect or civil engineer planned and coordinated. These plans help prevent costly - A member of good standing of a duly accredited errors, streamline communication among stakeholders, organization of his profession for not less than two and ensure compliance with local building codes and years standards. - Has at least five years of diversified and professional experience in building design and BUILDING PLANS construction a. Architectural plans and detail drawings Organizations: b. Structural design computations and detail drawings PICE- Philippine Institute of Civil Engineers c. Electrical plans, load analysis, computations and riser ASEP- Association of Structural Engineers of the diagrams, Specifications Philippines (NSCP) d. Plumbing plans, details of septic vault, diagrams of UAP- United Architects of the Philippines plumbing lines, Specifications DUTIES OF A BUILDING OFFICIAL e. Mechanical plans and Specifications, where required - Issuance of Building Permit f. Others : Landscaping and interior designs, etc. - Enter any building or its premises to inspect Documents forming part of the building plans such as : and determine compliance with the g. Construction Specifications h. Bill of Materials and Cost requirements of the Code Estimates - Work order can be stopped if found to be contrary to the previsions of the Code i. Structural Design Analysis and Computations j. Applications for construction permits and utilities BUILDING PERMIT k. Other supporting papers or clearances required by local No entity shall erect, construct, alter, repair, move, convert, government rules and regulations. or demolish any building or structure without first obtaining a building permit from the Building Official in the place WHO ARE THE PEOPLE BEHIND A CONSTRUCTION where the subject building is located or the building work PROJECT is done. - Project Owner It is specifically acquired form the Office of the Building - Design Professionals (e.g. Architects, Civil Official contains the following information: (2DUE) Engineers, Quantity Surveyors) - Contractor, Builders, Construction Managers, - Description of the work to be covered by the permit and Administrators for - Description of the ownership of the lot on which BUILDING OFFICIAL the proposed work is to be done The National Building Code of the Philippines is enforced - Use or occupancy for which the proposed work is and implemented by the Building Official governing a intended specific area of jurisdiction. Public Works District - Estimated Cost of the proposed work Engineer (from the Department of Public Works and PROCESSING OF BUILDING PERMIT Highways, DPWH) City Engineer (from a city local government) Municipal Engineer (from a municipal local government). The Building Official shall see to it that the applicant conduct a final inspection before issuing a satisfies and conforms with at least the following, but not Certificate of Occupancy. limited to: (AL2SE) - The Certificate of Occupancy will be issued within thirty days if the building complies with the Code, - approved standard requirements on zonings and and it must be posted in a visible location on the - land use lines and grades premises. - structural design - sanitary and sewerage CLASSIFICATION OF OCCUPANCY - environmental, health, electrical and mechanical Group A: Residential Dwellings safety - This includes residential houses i.e. bungalow, VALIDITY OF BUILDING PERMIT two-storey house - The Building Official shall, within fifteen days Group B: Residentials, Hotels, and Apartments from payment of the required fees by the applicant, issue the building permit applied for. - Group B Occupancies shall be multiple dwelling - A building permit issued under the provisions of units including boarding or lodging houses, hotels, this Code shall expire and become null and void if apartment buildings, row houses, convents, the building or work authorized is not commenced monasteries and other similar building each of within a period of one year from the date of the which accommodates more than ten persons. permit, or if the building or work so authorized is Group C: Education and Recreation suspended or abandoned at any time after it has been commenced, for a period of 120 days. - Group C Occupancies shall be buildings used for school or day-care purposes, involving NON-ISSUANCE, SUSPENSION, OR REVOCATION OF assemblage for instruction, education, or BUILDING PERMITS recreation - Errors found in the plans and specifications - This also includes those not classified in Group I - In correct or inaccurate data or information or in Division 1 and 2 or Group H Occupancies supplied Group D: Institutional - Non-compliance with the provisions of this Code or of any rule or regulation Division 1 INSPECTION AND SUPERVISION OF WORK Mental hospitals, mental sanitaria, jails, prisons, - The building owner must engage a licensed reformatories, and buildings where personal liberties of inmates are similarly restrained architect or civil engineer for full-time inspection and supervision of the construction work. Division 2 - A logbook must be kept at the jobsite, recording the progress of construction, tests conducted, Nurseries for full-time care of children under weather conditions, and other relevant data, which kindergarten age, hospitals, sanitaria, nursing must be submitted to the Building Official upon homes with nonambulatory patients, and similar project completion. buildings each accommodating more than five - The licensed architect or civil engineer must persons prepare and submit a Certificate of Completion Division 3 stating that the building construction complies with the Code and approved plans and specifications Nursing homes for ambulatory patients, homes for children of kindergarten age or over, each OCCUPANCY PERMIT accommodating more than five persons - After submitting the Certificate of Completion and supporting documents, the Building Official will  Provided, that Group D Occupancies shall not stores with bulk handling, paint shops and spray include buildings used only for private or family painting rooms group dwelling purposes Group E: Business and Mercantile Division 3 Note: No work or repair are done, in short safe works Wood working establishments, planning mills and are done here box factories, shops, factories where loose Division 1 combustible fibers or dust are manufactured, processed or generated; warehouses where Gasoline filling and service stations, storage highly combustible material is store garages and boot storage structures where no work is done except exchange of parts and Division 4 maintenance requiring no open flame, welding, or Repair garages the use of highly flammable liquids Division 5 Division 2 Aircraft repair hangers Wholesale and retail stores, office buildings, drinking and dining establishments having an Group H: Assembly other than Group I occupant load of less than one hundred persons, printing plants, police and fire stations, factories Division 1 and workshops using not highly flammable or Any assembly building with a stage and an combustible materials and paint stores without occupant load of less than 1000 in the building bulk handlings Division 2 Division 3 Any assembly building without stage and having Aircraft hangers and open parking garage with no an occupant load of 300 or more in the building repair work is done except exchange of parts and maintenance requiring no open flame, welding or Division 3 the use of highly flammable liquids Any assembly building without a stage and having Group F: Industrial an occupant load of less than 300 in the building Occupancies shall include: ice plants, power Division 4 plants, pumping plants, cold storage, and Stadia, reviewing stands, amusement park creameries, factories and workshops using structures not included within Group I or in incombustible and non-explosive materials, and Division 1, 2, and 3 of this Group storage and sale rooms for incombustible and nonexplosive materials Group I: Assembly with Occupant Load of 1000 or more Group G: Storage and Hazardous Occupancies shall be any assembly building with Division 1 an age and an occupant load of 1000 or more in Storage and handling of hazardous and highly the building flammable material Division 2 Storage and handling of flammable materials, dry cleaning plants using flammable liquids; paint Group J: Accessory Proper lighting is required to facilitate activities inside the building. Proper ventilation is also Division 1 required to provide air circulation and comfort for Private garage, carports, sheds and agriculture all its inhabitants. buildings Sanitation Provisions The code states that every dwelling should be Division 2 provided with at least one toilet and adequate Fences over 1.80 meters high, tanks, and towers washing and drainage facilities in accordance with existing codes and standards. CHANGE IN USE Foundation (footings) The National Building Code of the Philippines strictly Foundations should be properly structurally mandates that no change shall be made in the character designed in accordance with the National of occupancy or use of any building which would place Structural Code of the Philippines. But the the building in a different division of the same group of National Building Code of the Philippines has occupancy or in a different group of occupancies, unless provided a minimum requirement for foundations such building is made to comply with the requirements of stated that these should be of sufficient size and this code for such division or group of occupancy. strength to support the loads of the dwelling unit and should be at least 250millimeters thick and MIXED OCCUPANCY 600millimeters below the surface of the ground. When a building is of mixed occupancy or used for more Columns (250x250 to 300x300) than one occupancy, the whole building shall be subject Posts (columns) are also essential in providing a to the most restrictive requirement pertaining to any of the safe and sturdy building. Concrete posts/columns type of occupancy found in the building except in the are designed based on strict adherence with following: the Structural Code of the Philippines. Floor When a one-storey building houses more than i) Floor slabs support both dead loads one occupancy, each portion of the building shall (equipment, furniture, etc.) and live loads conform to the requirement of the particular (people) on a particular floor. occupancy ii) The National Building Code of the Philippines Where minor accessory uses do not occupy more specifies that the minimum live load should than ten percent of the area of any floor or a be 200 kg/m² for the first floor (ground building, nor more than ten percent of the basic floor) and 150 kg/m² for the second floor. area permitted in the occupancy requirements, in iii) The structural design of the floor must which case, the major use of the building comply with the National Structural Code of determine the occupancy classification. the Philippines, using these minimum load MINIMUM REQUIREMENTS FOR A DWELLING UNIT values. Roof Dwelling Location and Lot Occupancy i) Roofs provide protection from rain, wind, and All buildings should be constructed on a lot; that's sunlight, and must withstand forces from an inevitable fact. The code states that the natural events like earthquakes. dwelling unit shall not occupy not more than 90% ii) The design of roofs must consider these of a corner lot, and not more than 80% of an forces and comply with the National inside lot, and subject to the provisions on Structural Code of the Philippines. Easements of Light and View of the Civil Code of iii) The National Building Code of the Philippines the Philippines to an external site, shall be at specifies that the wind load for roofs should least 2 meters offset from the property line. be at least 120 kg/m² for vertical projection. Light and Ventilation  Stairs The National Building Code of the Philippines stated that these stairs should be at least 750millimeters in clear width, with a minimum rise of 200millimeters and a minimum run of 200millimeters. These rise and run corresponds to the dimensions of a step in the stairs. Entrance and Exit Access in a building includes a front door and a back door. In relation to this, the National Building Code of the Philippines stated that there should be at least one entrance and another one for exit Note: 2.7m minimum for ground floor and 2.4m 2nd story and up (Ceiling Height)