ICC REI Quiz 5

1) Under the tropical climate region compliance path, what percentage of energy for service water heating must be supplied by renewable energy sources? (R407.2)

50 percent75 percent80 percent 100 percent

2) In the tropical climate region, what is the maximum SHGC required for glazing in conditioned spaces? (R407.2)

0.300.350.40 0.45

3) In the tropical climate region, what is the minimum ventilation area required for operable fenestration as a percentage of the floor area in each room? (R407.2)

8 percent10 percent12 percent14 percent

4) For the enhanced envelope performance option under additional efficiency package options, what percentage of the total UA resulting from Table R402.1.2 must the building thermal envelope UA not exceed? (R408.2.1)

90 percent95 percent 85 percent100 percent

5) Under the more efficient HVAC equipment performance option, what is the minimum AFUE required for a natural gas furnace? (R408.2.2)

90 AFUE92 AFUE94 AFUE95 AFUE

6) Under the reduced energy use in service water-heating option, what is the minimum EF required for a fossil fuel service water-heating system? (R408.2.3)

0.75 EF0.80 EF0.82 EF 0.85 EF

7) For the more efficient duct thermal distribution system option, which of the following meets compliance requirements? (R408.2.4)

90% of ducts located within the building thermal envelope100% of ducts and air handlers located entirely within the building thermal envelope 75% of ducts located in conditioned space85% of ducts and air handlers located in conditioned space

8) Under the improved air sealing and efficient ventilation system option, what is the maximum measured air leakage rate allowed? (R408.2.5)

2.0 ACH502.5 ACH503.0 ACH50 3.5 ACH50

9) For the improved air sealing and efficient ventilation system option, what is the minimum Sensible Recovery Efficiency (SRE) required for an HRV or ERV? (R408.2.5)

65 percent70 percent75 percent 80 percent

10) Which of the following is NOT considered a "repair" according to the IECC? (R504.2)

Glass-only replacements in an existing sash and frameRoof repairsReplacement of less than 10 percent of luminaires in a spaceRepairs where only the bulb or ballast within existing luminaires are replaced

11) When an unconditioned space is altered to become a conditioned space, it shall comply with which section of the code? (R502.2)

Section R503Section R504Section R502 Section R505

12) What is the minimum required solar-ready zone area for new townhouses three stories or less in height with a total floor area of 1,800 square feet? (RB103.3)

80 square feet150 square feet 300 square feet600 square feet

13) A building owner wants to make alterations to a historic building. When are the provisions of the energy code NOT mandatory for historic buildings? (R501.6)

When the building is over 100 years oldWhen a report demonstrates compliance would threaten the historic form, fabric or function When the State Historic Preservation Office designates it as exemptWhen the alterations are limited to the building envelope only

14) What is the minimum width requirement for areas within the solar-ready zone? (RB103.3)

3 feet4 feet5 feet 8 feet

15) What shall be indicated on construction documents for solar-ready provisions? (RB103.2)

Solar-ready zone Roof insulation detailsType of solar panels to be installedSolar exposure calculations

16) When a space is converted to a dwelling unit from another use, what is permitted when using the simulated performance option? (R505.1)

The annual energy cost is permitted to be 105% of the annual energy cost allowed by Section R405.2The annual energy cost is permitted to be 110% of the annual energy cost allowed by Section R405.2 The annual energy cost is permitted to be 115% of the annual energy cost allowed by Section R405.2The annual energy cost must be equal to or less than the annual energy cost allowed by Section R405.2

17) Which of the following is exempt from the solar-ready provisions? (RB103.1)

Townhouses with 500 square feet of roof area oriented between 110 and 270 degrees of true northNew residential buildings with a permanently installed on-site renewable energy system Detached one-family dwellingsNew two-family dwellings

18) What are alterations to existing buildings required to comply with? (R503.1)

The requirements for new construction for the entire buildingThe requirements for new construction without requiring unaltered portions to comply Only the requirements that pertain to the specific system being alteredNo requirements if the alteration is less than 50% of the building area

19) For the board of appeals, how many members constitute a quorum? (RA101.5.2)

Two membersThree members Four membersFive members

20) What is the minimum required solar-ready zone area for new one-family dwellings? (RB103.3)

150 square feet200 square feet300 square feet 600 square feet

21) When replacement fenestration is installed, what requirements must it meet? (R503.1.1.1)

It must match the existing fenestration's U-factor and SHGCIt must meet the applicable requirements for U-factor and SHGC in Table R402.1.3 It must exceed the requirements for U-factor by 10%It must meet the requirements in effect when the building was constructed

22) How long must an appellant wait to file an appeal after a notice is served? (RA101.2)

Within 10 daysWithin 20 days Within 30 daysWithin 45 days

23) Which of the following is NOT an exception to the requirement that building envelope assemblies comply with new construction requirements during alterations? (R503.1.1)

Storm windows installed over existing fenestrationRoof recoverConstruction where the existing roof, wall or floor cavity is not exposedReplacement of more than 10 percent of luminaires in a space

24) When is a capped roof penetration sleeve required for solar-ready provisions? (RB103.6)

On all roofs regardless of slopeOnly on flat roofsAdjacent to a solar-ready zone on a roof slope of not greater than 1:12 On all roof slopes greater than 1:12

25) What is the minimum inside diameter requirement for a capped roof penetration sleeve in the solar-ready provisions? (RB103.6)

3/4 inch1 inch1-1/4 inches 2 inches

26) How should the main electrical service panel be prepared for future solar electric installation? (RB103.9)

By installing a solar-ready circuit breakerBy reserving space for a dual pole circuit breaker and labeling it "For Future Solar Electric" By providing a separate electrical panel for future solar installationBy installing conduit from the roof to the service panel

27) What must be done when existing ceiling, wall, or floor cavities are exposed during construction? (R503.1.1, Exception 2)

They must be filled with insulation They must be filled with fire-resistant materialThey must be air sealed onlyThey must be replaced with new construction

28) Under which condition can an addition comply with the energy code? (R502.1)

Only when the addition alone complies with the codeOnly when the existing building and addition comply as a single buildingOnly when the building with the addition uses less energy than beforeAny of the above conditions

29) What is the purpose of the interconnection pathway requirement in solar-ready provisions? (RB103.8)

To provide a path for electrical wires between solar panelsTo indicate pathways for routing conduit or plumbing from solar-ready zone to electrical panel or water system To provide emergency access to the solar-ready zoneTo ensure roof structural integrity for solar panel installation

30) Which of the following is a requirement for replacement materials in existing buildings? (R501.5)

They must exceed the requirements for new construction by 10%They must be identical to the original materialsMaterials permitted for new construction shall be used They must be approved by a historic preservation officer

31) What are the requirements for new lighting systems that are part of an alteration? (R503.1.4)

They must comply with Section R404.1 They must use the same fixtures as the existing systemThey must use less energy than the original systemThey are exempt from energy code requirements

32) What is exempt from compliance with Section R503.1.4 regarding lighting alterations? (R503.1.4)

Alterations that replace more than 50 percent of luminairesAlterations that replace less than 10 percent of luminaires and do not increase lighting power All new lighting systems in existing buildingsOnly exterior lighting alterations

33) What is the setback requirement for the solar-ready zone from any object that could cause shading? (RB103.5)

Equal to the object's height1.5 times the object's height2 times the object's height 3 times the object's height

34) What documentation regarding roof load must be included for solar-ready provisions? (RB103.7)

Structural design loads for roof dead load and roof live load Maximum weight of solar panels that can be installedWind uplift calculations for solar panelsSnow load calculations only

35) Which of the following is NOT considered an alteration under the IECC? (R503.1)

Converting an unconditioned space to a conditioned spaceAdding wall insulation to an existing wallReplacing all windows in a dwellingGlass-only replacement in an existing sash and frame

36) What happens to unaltered portions of an existing building when an addition is made? (R502.1)

They must comply with current energy code requirementsThey must be upgraded if they are more than 10 years oldThey are not required to comply with the current code They must comply only with the insulation requirements

37) What must be placed near the electrical distribution panel regarding solar-ready provisions? (RB103.10)

Solar panel installation instructionsA permanent certificate indicating the solar-ready zone and other requirements A map showing the location of the solar-ready zoneThe structural calculations for solar panel installation

38) Where should the reserved space for future solar electric installation be positioned in the main electrical panel? (RB103.9)

At the input feeder locationAt the main circuit locationAt the opposite (load) end from the input feeder location Anywhere there is available space

39) What is the minimum area requirement for sections within the solar-ready zone? (RB103.3)

50 square feet80 square feet 100 square feet150 square feet

40) When are HVAC ducts newly installed as part of an addition required to comply with Section R403? (R502.3.2)

Only when replacing an existing systemOnly when adding to an existing systemIn all cases Only when the addition exceeds 500 square feet

41) What is the exception to the requirement that HVAC ducts comply with Section R403 when newly installed as part of an addition? (R502.3.2)

When ducts from an existing system are extended to an addition When the addition is less than 500 square feetWhen the ducts are within conditioned spaceWhen the ducts are properly insulated

42) What is the exception to the requirement that new envelope assemblies comply with Section R402.4.1.2? (R502.3.1)

There is no exceptionWhen the addition is less than 500 square feetNew envelope assemblies are exempt from the requirements of Section R402.4.1.2

43) What criteria must be met for a solar-ready zone regarding obstructions? (RB103.4)

Obstructions must be minimized to less than 10% of the zoneSolar-ready zones shall be free from obstructions Only removable obstructions are permittedObstructions are allowed if they don't reduce the zone by more than 20%

44) Under what condition is a space exempt from the solar-ready provisions due to shading? (RB103.1)

If it is in shade for more than 50% of daylight hours annuallyIf it is in shade for more than 60% of daylight hours annuallyIf it is in shade for more than 70% of daylight hours annually If it is in shade for more than 80% of daylight hours annually

45) What must happen when some or all of an existing fenestration unit is replaced? (R503.1.1.1)

It must match the original specificationsIt must meet the applicable requirements for U-factor and SHGC as specified in Table R402.1.3 It must exceed the energy requirements by 10%It is exempt from the energy code requirements

46) What is an alternative compliance path for replacement fenestration when more than one unit is installed? (R503.1.1.1)

Compliance with the prescriptive requirements onlyAn area-weighted average of the U-factor, SHGC or both of all replacement units The average U-factor of the most energy efficient and least energy efficient unitsCompliance with the Total UA alternative method only

47) What is the board of appeals NOT authorized to do? (RA101.2.1)

Hear evidence from appellantsHear evidence from the code officialIssue orders pursuant to code provisionsWaive requirements of the code

48) What are the qualifications for board of appeals members? (RA101.3.1)

They must be employees of the jurisdictionThey must be qualified by experience and training and not be employees of the jurisdiction They must be certified energy inspectorsThey must be licensed architects or engineers

49) How many members shall the board of appeals consist of? (RA101.3)

Three membersFour membersFive members Seven members

50) What is the voting requirement for the board of appeals to modify or reverse a decision of the code official? (RA101.7)

Simple majorityTwo-thirds majorityUnanimous voteConcurring vote of three or more members

51) What is the timeframe for the board of appeals to meet after filing an appeal? (RA101.5)

Within 5 daysWithin 10 days Within 15 daysWithin 30 days

52) What is the timeline for filing a board decision after it is made? (RA101.7.1)

ImmediatelyWithin 3 days Within 5 daysWithin 10 days

53) What is required when a roof is reroofed and the sheathing or insulation is exposed? (R503.1.1, Exception 5)

No insulation is requiredInsulation is required only if it was previously presentThe roof shall be insulated either above or below the sheathing The insulation must be installed only above the sheathing

54) What is the compliance requirement for new service hot water systems that are part of an addition? (R502.3.3)

They must comply with Section R403.5 They must be 10% more efficient than the existing systemThey must use renewable energy sourcesNo specific requirements apply

55) What is the maximum Energy Rating Index including adjusted OPP required for compliance in all climate zones according to Appendix RC? (Table RC102.2)

4347500

56) In Appendix RC, what is the maximum Energy Rating Index not including OPP for Climate Zone 1? (Table RC102.2)

43 454746

57) What is a requirement for the code official related to a board of appeals? (RA101.3)

The code official shall be a voting memberThe code official shall be an ex officio member without voting rights The code official shall serve as chairpersonThe code official shall not attend hearings

58) When can alterations to existing buildings be exempt from complying with the requirements for new construction? (R503.1.1)

When the building is over 50 years oldWhen the energy use of the building is not increased When the alteration costs less than $10,000When the building owner requests an exemption

59) What is the purpose of the board of appeals according to the IECC? (RA101.1)

To waive code requirements for financial hardshipTo hear applications for modification of code requirements To enforce penalties for code violationsTo develop new energy code requirements

60) Which of the following energy uses is included in the scope of the total building performance analysis? (R405.1)

Appliance energyLighting energyHeating and cooling energy Plug load energy

61) According to Section R405.2, what must the annual energy cost of the proposed design be compared to the standard reference design? (R405.2)

At least 10% less thanAt least 5% less thanLess than or equal to Greater than or equal to

62) What source energy multiplier shall be used for electricity when substituting source energy for energy cost? (R405.2)

1.12.03.03.16

63) What information is NOT required to be included in the compliance report submitted with the application for building permit? (R405.3.2.1)

Building street addressName and version of compliance software toolResults of required duct system testing Name of individual performing the analysis

64) What must the building thermal envelope of the proposed design be compared to? (R405.2)

65) What is the source energy multiplier for fuels other than electricity? (R405.2)

1.01.1 2.03.16

66) When a site-specific report is not generated, what must the proposed design be based on? (R405.3.2.1)

Best-case orientationAverage-case orientationWorst-case orientation and configuration Default values from the compliance software

67) What must be documented in the certificate indicating compliance with Section R405.2? (R405.3.2.1)

The signature of the building ownerThe local energy prices used in calculationsComponent-level insulation R-values or U-factors The cost of the energy analysis

68) According to Section R405.4.1, how should the standard reference design and proposed design be configured and analyzed? (R405.4.1)

Using the same software but different techniquesUsing identical methods and techniques Using different software with similar capabilitiesUsing approximation methods for the standard reference design

69) Which of the following is required to be included in the compliance report for certificate of occupancy when on-site renewable energy systems are installed? (R405.3.2.2)

The manufacturer of the systemThe cost of the systemThe type and production size of the installed system The anticipated payback period of the system

ICC 2021 IECC Residential Energy Inspector/Plans Examiner Quiz 5

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