HKIA Exam Paper 5 Quiz 34

Anti-siphonage pipe means a pipe used or constructed to be used for the purpose of preventing loss of water seal from the trap of a soil fitment or waste fitment. (Building Standards of Sanitary Fitments, Plumbing, Drainage Works and Latrines Regulations – Interpretation).

Cesspool means an underground chamber constructed to be used for the reception and storage of foul water. (Building Standards of Sanitary Fitments, Plumbing, Drainage Works and Latrines Regulations – Interpretation).

Foul water means any water contaminated by soil, waste or trade effluent. (Building Standards of Sanitary Fitments, Plumbing, Drainage Works and Latrines Regulations – Interpretation).

Cleaning eye means an access opening in a pipe. (Building Standards of Sanitary Fitments, Plumbing, Drainage Works and Latrines Regulations – Interpretation).

200mm. Every required staircase should have a clear width of not less than that required by Clause B8.1 and a clear headroom of not less than 2000mm. (Code of practice for fire safety in buildings 2011 – Clause B14.4).

50%. The net area for refuge should be not less than 50% of the gross floor area of a typical floor below the main roof. (Code of practice for fire safety in buildings 2011 – Clause B18.3).

750mm. Exit door from a room or story having an occupant capacity in excess of 3 persons should not be less than 750 mm in width. (Code of practice for fire safety in buildings 2011 – Clause B13.4).

Decay phase. Once a fire has consumed most of the available fuel the HRR will diminish. (Code of practice for fire safety in buildings 2011 – Clause G6.5 Design Fires).

The growth phase is considered to begin when the radiation feedback from the flame governs the mass-loss rate. Assuming the fire compartment is vented, the burning rate is primarily influenced by the fuel properties and orientation. (Code of practice for fire safety in buildings 2011 – Clause G6.5 Design Fires).

Element of construction means any floor, beam, column, or hanger; any load-bearing wall or load-bearing member other than a member forming the roof or part of the roof. (Code of practice for fire safety in buildings 2011 – Section 3 Definitions).

Deadend travel distance means the overall length of travel within an exit route before an alternative exit is available. (Code of practice for fire safety in buildings 2011 – Section 3 Definitions).

Protected exit, means a required staircase, or ramp, or passageway, being enclosed by fire barriers, which leads to an ultimate place of safety. (Code of practice for fire safety in buildings 2011 – Section 3 Definitions).

Exit route, means the continuous path of travel from any part of a building to the ultimate place of safety, not including a revolving door, lift or escalator. (Code of practice for fire safety in buildings 2011 – Section 3 Definitions).

Latrine fitment means a fitment containing a receptacle for excrement, which is removable. (Building Standards of Sanitary Fitments, Plumbing, Drainage Works and Latrines Regulations – Interpretation).

Sludge means the layer of material settled to the bottom of a septic tank where reduction by anaerobic decomposition occurs. (Building standards of sanitary fitments, plumbing drainage works and latrines regulations – Regulation 1 Part 1 Preliminary).

Waste fitment means a bath, lavatory basin or sink, other than a slop sink. (Building standards of sanitary fitments, plumbing drainage works and latrines regulations – Regulation 1 Part 1 Preliminary).

Bounding condition means the set of fire safety provisions that must be maintained as a result of a performance-based approach to the fire safety design and that if altered will invalidate the performance-based fire safety design. (Code of Practice for Fire Safety in Buildings 2011 – Section 3 Definitions).

The compartment area means the area of the floors of a building contained within the external surfaces of a fire compartment. (Code of Practice for Fire Safety in Buildings 2011 – Section 3 Definitions).

Maisonette, means a flat not being a tenement floor and having more than one but not more than three stories. (Code of practice for fire safety in buildings 2011 – Section 3 Definitions).

The balcony approach means a balcony that is used as an external approach to a common staircase and which serves two or more occupancies. (Code of practice for fire safety in buildings 2011 – Section 3 Definitions).

Protected lobby, means a lobby formed by fire and smoke resisting construction in accordance with Part C to prevent the spread of heat and smoke. (Code of practice for fire safety in buildings 2011 – Section 3 Definitions).

Refuge floor, means a protected floor that serves as a refuge for the occupants of the building to assemble in case of fire, for a short period of time, before reaching an ultimate place of safety. (Code of practice for fire safety in buildings 2011 – Section 3 Definitions).

Fire safety provisions, means the installations, equipment, systems, building elements or methods used in a building to achieve the fire safety objectives as stated within Subsection A2. (Code of practice for fire safety in buildings 2011 – Section 3 Definitions).
24. A site where there is no temporary or permanent building, including a building exempted from the Buildings Ordinance under the Buildings Ordinance.

Virgin site, means a site where there is no temporary or permanent building, including a building exempted from the Buildings Ordinance under the Buildings Ordinance (Application to the New Territories) Ordinance, in existence before. (Code of practice for fire safety in buildings 2011 – Section 3 Definitions).

Discharge value, means the number of persons that a staircase of a given width may be assumed to be capable of discharging from a given number of stories. (Code of practice for fire safety in buildings 2011 – Section 3 Definitions).

Ultimate place of safety, means a place of safety for final exit discharge where a protected exit terminates that provides access to an area clear of the effects of fire, where people may safely disperse. (Code of practice for fire safety in buildings 2011 – Section 3 Definitions).

Radiated heat transfer occurs when the smoke layer is above occupants’ heads and is a function of the smoke layer depth, smoke layer emissivity, and distance from the smoke layer to occupants. (Code of practice for fire safety in buildings 2011 – Clause G6.8 Tenability Criteria).

Convected heat transfer only occurs once occupants are in contact with the smoke layer, and is, therefore, a function of the occupant height and the smoke temperature. (Code of practice for fire safety in buildings 2011 – Clause G6.8 Tenability Criteria).

Basement means any story, which is below the lower or lowest ground story and from which any exit route is in an upward direction. Have one or more sides open to the air, due to the sloping site. (Code of practice for fire safety in buildings 2011 – Section 3 Definitions).

Flat, means a separate and self-contained dwelling, forming a part of a building from some other part of which it is divided horizontally, and includes a maisonette and tenement floor. (Code of practice for fire safety in buildings 2011 – Section 3 Definitions).