National Building Code 2005

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Transcript of National Building Code 2005

  • National Building Code 2005Plumbing Requirements contained within the building code

    by Robert Charney

  • Part 3National Building Code 2005 contains several requirements and regulations in Part 3 that pertain to plumbing systems within the building. The starting point is the classification of building occupancy.Classification of the building major use and additional uses is necessary to determine the occupant load and fire protection needs and the restriction of flammable material.

    by Robert Charney

  • OccupanciesIn the National Building Code 2005 Division B, Part 3 section 3.1.2.1 are grouped into five major occupancies groups and various divisions

    by Robert Charney

  • AAssemblyDivisionsProduction and viewing of performing artsOthers not classified (restaurants, bars)ArenasOpen air gatherings (race track)

    by Robert Charney

  • BCare and DetentionIncludes penitentiaries, jails, psychiatric wards and special needs facilitiesDivisionsUnder restraint or limited self preservation due to security measuresCognitive or physical limitations requiring special care or treatment

    by Robert Charney

  • CResidentialDivisions (none)May include group homes and personal care

    by Robert Charney

  • DBusiness and Personal ServiceDivisions (none)insurance, hair salon, dentist, locksmith

    by Robert Charney

  • EMercantileDivisions (none)department stores

    by Robert Charney

  • FIndustrialManufacturingDivisionshigh hazardmedium hazardlow hazard

    by Robert Charney

  • OCCUPANT LOADIs based on occupancy designation and is determined by Part 3 section 3.1.17.1 limits the residential occupation load to 2 persons per sleeping roomotherwise determined by the floor area in square meters per person as stipulated in table 3.1.17.1

    by Robert Charney

  • OCCUPANT LOAD continuedThe NBC 2005 equally divides the occupant load between males and females unless it can be proven to be accurately divided proportionally different as per section 3.7.2.2(1).

    by Robert Charney

  • Minimum Plumbing RequirementsNBC 2005 states in Part 3 section 3.7.2.1(1) that sanitary privies, chemical closets and other means of disposing human waste shall provided in the absence of water supply system.This is an indirect statement that essential is stating that once a building has a water distribution system, it must also have a drainage system with required fixtures.

    by Robert Charney

  • Required Fixtures for ResidentialAre defined by NBC 2005 in statement 9.31.4.1.(1) and include a kitchen sink, lavatory, bathtub or shower and water closet.Statement 9.31.4.3.(1) includes a floor drain in the basement. Floor drains are also required in a garbage room, incinerator room or boiler room serving more than one dwelling unit in statement 9.31.4.3(2).

    by Robert Charney

  • Fixtures required in other OccupanciesWater closet 3.7.2.2.(1) number determined as per occupancy statementWater closet substitution 3.7.2.2.(5) two thirds rule for urinalsLavatory 3.7.2.3.(1) two WC to one lavatory rule Floor drain 3.7.2.7.(1) for auto flush urinal

    by Robert Charney

  • Water Closets the Starting PointSection 3.7.2.2.(4) of the NBC 2005 states that both sexes may be served by a single water closet if the occupant load is 10 or less.Every dwelling requires a water closet as per statement 3.7.2.2(11). Additional required water closets are determined by code statements based on occupancy and occupant load.

    by Robert Charney

  • Water Closet DeterminationGroup A---Assembly table as per 3.7.2.2.AGroup B---Care and Detention as per statement 3.7.2.2(9) Group C---Residential statement 3.7.2.2(10) Group D---Business and Personal Service as per table 3.7.2.2.B Group E---Mercantile as per statement 3.7.2.2(13) Group F---Industrial as per table 3.7.2.2.C Primary schools and day care as per statement 3.7.2.2(7) Worship and Undertaking as per statement 3.7.2.2.(8)

    by Robert Charney

  • Universal DesignThe NBC 2005 intention is to have washroom facilities accessible to both sexes of persons with disabilities (section 3.8 universal) however dwelling units including homes, semi detached, duplex, triplex, town houses, row houses and boarding houses are exempt as per 3.8.1.1(1). Those buildings that incorporate a universal design washroom may reduce the occupant load by 10 before applying the appropriate determination statement.

    by Robert Charney

  • Major Occupancy Classifications

    A-3.1.2.1.(1) The following are examples of major occupancy classifications described in table 3.1.2.1

    by Robert Charney

  • Group A, Division 1 ASSEMBLY

    Motion picture theatersOpera housesTelevision studios admitting a viewing audienceTheaters, including experimental theaters

    by Robert Charney

  • Group A, Division 2 ASSEMBLY

    Art galleriesAuditoriaBowling alleysChurches and similar places of worshipClubs, nonresidentialCommunity hallsCourtroomsDance hallsExhibition hallsGymnasiaLecture hallsLibrariesLicensed beverage establishmentsMuseumsPassenger stations and depotsRecreational piersRestaurantsSchools and colleges, nonresidentialUndertaking premises

    by Robert Charney

  • Group A Division 3 ASSEMBLY

    ArenasIndoor swimming pools, with or without spectator seatingRinks

    by Robert Charney

  • Group A Division 4 ASSEMBLY

    Amusement park structures (not elsewhere classified)BleachersGrandstandsReviewing standsStadia

    by Robert Charney

  • Group B Division 1 CARE AND DETENTION

    JailsPenitentiariesPolice stations with detention quartersPrisonsPsychiatric hospitals with detention quartersReformatories with detention quarters

    by Robert Charney

  • Group B Division 2 CARE AND DETENTION

    Childrens custodial homesConvalescent homesHospitalsInfirmariesNursing homesOrphanagesPsychiatric hospitals without detention quartersReformatories without detention quartersSanatoria without detention quarters

    by Robert Charney

  • Group C RESIDENTIAL

    ApartmentsBoarding housesClubs, residentialColleges, residentialConventsDormitoriesHotelsHousesLodging housesMonasteriesMotelsSchools, residential

    by Robert Charney

  • Group D BUSINESS and PERSONAL SERVICE

    BanksBarber and hairdressing shopsBeauty parlorsDental officesDry cleaning establishments, self serve, not using flammablesLaundries, self serveMedical officesOfficesPolice stations without detention quartersRadio stationsSmall tool and appliance rental and service establishments

    by Robert Charney

  • Group EMERCANTILE

    Department storesExhibition hallsMarketsShopsStoresSupermarkets

    by Robert Charney

  • Group F, Division 1 INDUSTRIAL

    Bulk plants for flammable liquidsBulk storage warehouses for hazardous substancesCereal millsChemical manufacturing or processing plantsDistilleriesDry cleaning plantsFeed millsFlour millsGrain elevatorsLacquer factoriesMattress factoriesPaint, varnish and pyroxylin product factoriesRubber processing plantsSpray painting operationsWaste paper processing plants

    by Robert Charney

  • Group F, Division 2INDUSTRIAL

    Aircraft hangersBox factoriesCandy plantsCold storage plantsDry cleaning establishments not using flammable solventsElectrical substationsFactoriesFreight depotsHelicopter landing areas on roofsLaboratoriesLaundries, except self serveMattress factoriesPlaning millsPrinting plantsRepair garagesSalesroomsService stationsStorage roomsTelevision studios not admitting viewing audienceWarehousesWholesale roomsWoodworking factoriesWorkshops

    by Robert Charney

  • Group F, Division 3INDUSTRIAL

    CreameriesFactoriesLaboratoriesPower plantsSalesroomsSample display roomsStorage garages, including open air parking garagesStorage roomsWarehousesWorkshops

    by Robert Charney

  • Fire Separation and Fire Stopping

    Articles in Part 3 section 3.1.3.1 and 3.2.8.2.thru 3.2.8.9 describe some of the requirements regarding non combustible construction and smoke and fire resistance limitations. Part 3 section 3.1.5.17 describes combustible plumbing fixtures use in a non combustible constructed building.Articles in Part 3 section 3.1.9.1 and 3.1.9.4 describes fire separation penetration fire stopping requirements.

    by Robert Charney

  • STANDPIPEFirefighting requirements are described beginning in section 3.2.5.7 for buildings more than 3 stories in height.

    by Robert Charney