ABBE LEVEL 3 DIPLOMA IN ON CONSTRUCTION ENERGY ASSESSMENT ABBE LEVEL 3 CERTIFICATE IN DOMESTIC ON CONSTRUCTION ENERGY ASSESSMENT (QCF)

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E LEVEL 3 IPLOM IN ON ONSTRUTION ENERGY SSESSMENT E LEVEL 3 ERTIFITE IN OMESTI ON ONSTRUTION ENERGY SSESSMENT (QF) SMPLE EXMINTION QUESTIONS The purpose of this document is to provide examples of

1 E LEVEL 3 IPLOM IN ON ONSTRUTION ENERGY SSESSMENT E LEVEL 3 ERTIFITE IN OMESTI ON ONSTRUTION ENERGY SSESSMENT (QF) SMPLE EXMINTION QUESTIONS The purpose of this document is to provide examples of typical questions and how they are presented under the main topics covered in the examination. Please note that these questions have come from past examination papers and may reflect legislation and/or specifications that have since been updated; the main purpose is to give an indication of the level and focus of what to expect. nswers are not provided for these questions. We hope that by reviewing this sample you enter the exam room with more confidence as to what to expect. Good luck! Examination duration: 40 minutes

2 SMPLE QUESTION PPER 1 ategory: uilding onstruction (5 questions) Q1. The drawing shown may be provided to you as part of a design scheme. Which ONE of the following is the correct name for this type of drawing? esign drawing Specification drawing Isometric drawing ross section 2

3 Q2. U-value for an insulated element may need adjusting with a correction factor, to include the effect of thermal bridging. Which ONE of the following statements about such adjustments is NOT correct? correction is needed for wall ties in an insulated cavity wall, unless plastic ties are used correction is needed for a loft hatch in an insulated ceiling; the size of the correction depends on the insulation thickness on the loft hatch correction is needed for recessed lighting in an insulated ceiling, where insulation has been removed to allow for heat dissipation from the light fittings correction is needed for air gaps in the insulation layer of an insulated floor 3

4 Q3. The diagram shows a detached house, which will be built with an integral garage and an attached, thermally separated conservatory. In SP calculations, adjustments to fabric U-values are sometimes needed to take account of the sheltering effect of unheated spaces. Which ONE of the following options correctly identifies the fabric U- value adjustments that are required for this dwelling? The SP assessor must make U-value adjustments to the walls separating the dwelling from the conservatory and from the garage The SP assessor must make U-value adjustments to the walls and doors separating the dwelling from the conservatory and from the garage The SP assessor must make U-value adjustments to the walls and doors separating the dwelling from the garage The SP assessor must make U-value adjustments to the walls separating the dwelling from the garage 4

5 Q4 The drawing shows four different types of hatching that may be used in a construction drawing. Which ONE of the following numbers is the correct symbol for soil? Q5. Which ONE of the following is the default timber fraction for timber frame walls using conventional timber studs? 10% 12.5% 15% 20% 5

6 ategory: uilding Regulations (5 questions) Q6. SP 2009 generates a notional dwelling using reference values. standard air permeability figure is given. Identify the correct air permeability figure from the following: 0.1 m 3 /h.m 2 at 50 Pa 5 m 3 /h.m 2 at 50 Pa 10 m 3 /h.m 2 at 50 Pa 100 m 3 /h.m 2 at 50 Pa Q7. ccording to the omestic uilding Services ompliance Guide; external lighting, when automatically controlled, must NOT exceed: 40 Watts 60 Watts 100 Watts 150 Watts Q8. uilding Regulations specify minimum standards for quality of construction of dwellings. Identify the ONE correct statement from the following options relating to the requirement for pressure testing on a development: On each development, regardless of its size, the pproved ocument requires an air pressure test to be carried out on only one unit of each dwelling type For a development with up to 10 homes of a specific dwelling type, one example of that dwelling type must be tested For a development with more than 4 but not more than 40 homes of a specific dwelling type, two examples of that dwelling type must be tested For a development with more than 40 homes of a specific dwelling type, the proportion to be tested can be reduced if the pressure tests on the first 2 units of that type achieve the standard 6

7 Q9. The following statements relate to the design limits for envelope standards in the pproved document relating to conservation of fuel and power in new dwellings. Which ONE of the following statements is NOT correct? The pproved ocument provides design limits for envelope standards in order to limit heat gains and losses through the fabric of the dwelling You must calculate U-values using the methods and conventions set out in R443, onventions for U-value calculations The pproved ocument provides Limiting U-values for both the area weighted average of an element (eg for all walls) and also for individual elements (the worst individual wall) The pproved ocument provides Limiting U-values as an alternative to the calculation of the dwelling's ER, allowing you to show compliance without confirming that the ER meets the TER Q10. ccording to the Energy Performance of uildings (ertificates and Inspections) (England and Wales) (mendment No 2) Regulations 2008 (SI 2008/2363), which ONE of the following statements correctly summarises the responsibilities of uilding ontrol when accepting TER and ER calculations for new dwellings? uilding ontrol may accept a certificate issued by an accredited energy assessor as evidence of compliance with regulation 17 of the uilding Regulations The assessor must be accredited for the category of building concerned uilding ontrol may accept a certificate issued by an accredited energy assessor as evidence of compliance with all aspects of Part L. The assessor must be accredited for the category of building concerned uilding ontrol may accept a certificate issued by any accredited energy assessor as evidence of compliance with regulation 17 of the uilding Regulations 2000 uilding ontrol should check all TER and ER calculations regardless of the competence of the person submitting them 7

8 ategory: Services (5 questions) Q11. To achieve optimum efficiency, a central heating system based on a boiler should be provided with a boiler interlock. For a normal (not combi) boiler, which ONE of the following definitions is correct? boiler interlock is present when the system includes a room thermostat, cylinder thermostat and TRVs boiler interlock is present when the system includes a room thermostat, cylinder thermostat and programmer boiler interlock is present when the system is wired so that the central heating pump turns off when there is no demand for heat boiler interlock is present when the system is wired so that the central heating boiler turns off when there is no demand for heat Q12. Low energy lighting is a possible energy saving technology that may be incorporated in designs for new dwellings. Which, if any, of the two statements is/are correct? Statement 1: Replacing all standard GLS (incandescent) lighting in a dwelling with low energy lighting will lower the carbon dioxide emissions from the dwelling. Statement 2: Replacing all standard GLS (incandescent) lighting in a dwelling with low energy lighting will increase the energy used for heating in the dwelling. Only statement 1 is correct Only statement 2 is correct oth statements are correct Neither statement is correct 8

9 Q13. Identify the ONE correct statement from the options below, describing the predicted carbon dioxide emissions from heating systems using different fuels. Except for the fuel used, the systems are equivalent in terms of their energy efficiency, installed in the same property, and used under standard occupancy conditions. The predicted carbon dioxide emissions from an LPG (Liquefied Petroleum Gas) fired heating system are greater than the predicted carbon dioxide emissions from a mains gas heating system The predicted carbon dioxide emissions from an LPG fired heating system are less than the predicted carbon dioxide emissions from a mains gas heating system The predicted carbon dioxide emissions from an LPG fired heating system are the same as the predicted carbon dioxide emissions from a mains gas heating system The predicted carbon emissions from the system fuelled by LPG and the system fuelled by mains gas are different but from the information provided it is not possible to decide which is greater Q14. Which ONE of the following heating and hot water systems can only be specified with an off-peak electricity tariff? Electric PSU in heated space Immersion heater in hot water cylinder Electric underfloor heating in timber floor Panel, convector or radiant heaters Q15. When identifying the boiler efficiency for a gas boiler, according to the SP 2009 document what is the preferred source of these details? The product characteristics database ertified manufacturer s data Table 4a of the SP 2009 document necdotal evidence from the designer 9

10 ategory: Software protocol (SP conventions) (5 questions) Q16. SP conventions require the primary and secondary heating systems in a dwelling to be separately identified. hoose the ONE statement about secondary heating in SP that is NOT correct. In SP the secondary heating system is always based upon a room heater If there is no provision for secondary heating, and the installed main system comprises electric storage heaters only, the SP is calculated without specifying a secondary heating system If there is no provision for secondary heating, and the installed main system is a mains gas boiler and radiator system, the SP is calculated without specifying a secondary heating system If there is a chimney and hearth present, capable of supporting an open fire, and no other secondary heating is present, the SP is calculated assuming a solid fuel appliance provides secondary heating 10

11 Q17. You are presented with the drawing shown below as part of a scheme. What scale would you expect this drawing to be in? 1:1 1:100 1: :1 11

12 Q18. Which ONE of the following does NOT form part of the definition of a living area according to SP 2009? Marked on plan as lounge or living room Largest public room Includes any cupboards accessed directly from the lounge or living room an extend over more than one storey 12

13 Q19. The diagram shows a section taken from the side of a proposed detached house with dimensions. Which, if any, of the two statements is/are correct? Statement 1: In SP calculations, the upper floor storey height is the total height between the ceiling surface of a given storey and the ceiling surface of the storey below. Statement 2: The storey heights for this house are: ground 2.7m, first 2.325m. Only statement 1 is correct Only Statement 2 is correct oth statements are correct Neither statement is correct 13

14 Q20 Refer to the diagram below showing the rear elevation of a detached house with three door types evident. Each door type has a different glazed area as follows: Type 1: glazed area 20% (top panels only) Type 2: glazed area 90% (top and bottom panels) Type 3: glazed area 65% (single panel) ccording to the SP protocols for treating glazed doors as windows, select the ONE answer from the following options which most accurately describes the correct treatment of doors in this example: oor type 3 is treated as a window in the SP calculation None of these door types are treated as windows in the SP calculation oor types 2 and 3 are treated as windows in the SP calculation ll three door types are treated as windows in the SP calculation 14

15 SMPLE QUESTION PPER 2 ategory: uilding onstruction (5 questions) Q1. Which ONE of the following correctly identifies the material labelled as in the drawing? Timber joists supporting floorboards Insulation Solid concrete Reinforced concrete Q2. You are assessing a domestic property with a timber framed external wall with 38mm timbers at 600mm centres. What is the default fraction of timber in the wall when used for calculation of U values according to R 443:2006? 5% 15% 50% 90% 15

16 Q3. Which ONE of the following is the default timber fraction for timber frame walls using conventional timber studs? 10% 12.5% 15% 20% Q4 When defining a U-value for a window, which ONE of the following options states the correct method? Include the full window frame, but disregard glazing Include the full window frame, and only the thickest layer of glass Include the whole window opening in the wall including glass and frame Include only the glazing and disregard the frame Q5. Which ONE of the following methods would you NOT employ to reduce heat loss? Eliminate air barriers within constructions lign insulation layers in adjacent building elements Keep services within insulated envelope Reduce repeating thermal bridges 16

17 ategory: uilding Regulations (5 questions) Q6. What is the limiting U-value specified for a wall in L1? Q7. pproved ocument L1 recommends a design air permeability of 10m 3 /(h.m 2 ) at a given pressure difference. This pressure difference is: 0.5 Pa 5 Pa 50 Pa 500 Pa Q8. The calculation of the dwelling's Target Emission Rating (TER) includes a Fuel Factor, to allow for the fuel that will be used to heat the dwelling. Which ONE of the following statements about the TER calculation is NOT correct? If the dwelling will be heated by mains gas, the fuel factor used in the TER calculation is 1.0 If the dwelling will be heated using electricity, the primary heating fuel assumed for the notional dwelling is electricity If the dwelling will be heated by an electric heat pump, the fuel factor used in the TER calculation is the same as for other systems using grid electricity If the dwelling will be heated by LPG, the fuel factor used in the TER calculation is

18 Q9. SP 2009 generates a notional dwelling using reference values. Which of the following is NOT a correct reference value for this notional dwelling? Size and shape is the same as actual dwelling The fraction of the property used as living area is the same Windows and glazed doors have a U value of 2.0 W/m 2 K Roofs have a U value of 2.0 W/m 2 K Q10. The omestic uilding Services ompliance Guide provides guidance on lighting in dwellings. Identify the ONE correct statement from the following options: The guidance makes no stipulations regarding external lighting for dwellings The guidance specifies that 30% of fixed light fittings in dwellings should be low energy fittings The calculation of the dwelling's ER assumes that 50% of the installed lighting is low energy Light fittings whose supplied power is less than 5 circuit-watts are excluded from the overall count of the total number of light fittings ategory: Services (5 questions) Q11. When considering the energy performance of ground source heat pumps: The ratio of heat energy output to the electrical energy consumed is usually greater than 1 The ratio of heat energy output to the electrical energy consumed is usually less than 1 The ratio of heat energy output to the electrical energy consumed is usually equal to 1 The ratio of heat energy output to the electrical energy consumed is usually greater than 10 18

19 Q12. You are assessing a dwelling design that has provision for a range cooker. What type of range cooker would NOT be included in the SP 2009 calculation? Twin burner range cooker/boiler Single burner range cooker/boiler Single burner ranger cooker/water heater Single burner dry heat range cooker Q13. Which ONE of the following abbreviations can be described as a fan driven system, often providing ventilation to a dwelling from the loft space? MEV PIV PEV MIV Q14. Which ONE of the following is the least responsive heating system? Modern (slimline) storage heaters Fan storage heaters On peak electric underfloor heating in timber floor Manual feed solid fuel (mineral or wood) boiler Q15. onsider the following statements about heating controls in SP and choose the ONE correct statement. central heating system using a standard boiler is said to have a boiler interlock if it is fitted with a room thermostat and a space heating programmer The absence of a boiler interlock is modelled in SP by increasing the assumed heating efficiency for the system central heating system using a standard boiler is said to have a boiler interlock if it is fitted with TRVs, a space heating programmer and a bypass central heating system using a combi boiler is said to have a boiler interlock if it is fitted with a room thermostat 19

20 ategory: Software protocol (SP conventions) (5 questions) Q16. Your design assessment is missing some information. Which ONE of the following are you allowed to use a default value for? Hot water cylinder insulation Living room area Number of sheltered sides Room in roof height Q17. The drawing shown may be provided to you as part of a design scheme. Which ONE of the following is the correct name for this type of drawing? Map view Orientation drawing Site plan irds eye view 20

21 Q18. Referring to the diagram showing a section taken from the side of a proposed detached house, what are the ground and first floor storey heights for this house? Ground floor 2.7, first floor Ground floor 2.7, first floor 2.55 Ground floor 2.925, first floor Ground floor 2.7, first floor

$Q19. Referring to the diagram showing the ground floor plan of a detached house, select the ONE correct description of how the living area fraction is calculated for this house.$

22 Q19. Referring to the diagram showing the ground floor plan of a detached house, select the ONE correct description of how the living area fraction is calculated for this house. The floor area of the lounge and dining room divided by the total floor area of the house The floor area of the lounge and hall divided by the total floor area of the house The floor area of the lounge divided by the floor area of the ground floor of the house The floor area of the lounge divided by the total floor area of the house 22

23 Q20 In the SP treatment of solar shading by blinds, curtains and external shutters, which ONE of the following provides the greatest degree of shading? Light coloured curtain or roller blind White external shutter, with window closed Net curtain, covering whole window ark-coloured external shutter, with window closed 23

This draft design submission has been prepared from plans and specifications and may not reflect the property as constructed.

This draft design submission has been prepared from plans and specifications and may not reflect the property as constructed. This Design Draft submission has been prepared by a Competent, registered with Faero Ltd. Faero Ltd. Scheme membership covers Criterion 1 of this checklist, that is, the requirement for the predicted carbon