BCGBC4010A Apply structural principles to residential low-rise constructions

BCA requirements

Topic activity
Question 1 of 14
Which bushfire risk category specifies that external doors must be solid core with a minimum thickness of 35 mm?
A.	Medium
B.	High
C.	Extreme
The correct answer is C - Extreme.

Question 2 of 14
What must roof lights consist of when installed in a dwelling in a high bushfire attack risk category?
A.	Toughened glass
B.	Wired glass
C.	Thermoplastic material
The correct answer is B - Wired glass.

Question 3 of 14
The piping for water and gas supplies in a medium bushfire attack risk category are the same as for a high risk category. True or false?
A.	True
B.	False
The correct answer is A - True.

Question 4 of 14
If timber is used for decking in an extreme bushfire attack risk area, it must be treated with fire retardant. True or false?
A.	True 
B.	False
The correct answer is A - True.

Question 5 of 14
Which two of the following areas are earthquake areas as defined by the BCA?
A.	Areas with an acceleration coefficient less than 0.12
B.	Areas with an acceleration coefficient greater than 0.15
C.	Areas with an acceleration coefficient between 0.12 and 0.15
D.	Areas with an acceleration coefficient less than 0.15
The correct answers are B - Areas with an acceleration coefficient greater than 0.15 and C - Areas with an acceleration coefficient between 0.12 and 0.15.

Question 6 of 14
Which of the following are suitable materials for footing stumps in earthquake areas? 
A.	Timber
B.	Steel
C.	Reinforced concrete
D.	All of the above
The correct answer is D - All of the above.

Question 7 of 14
What is the minimum thickness of metal framing for buildings in an earthquake zone? 
A.	1.1 mm thick
B.	1.2 mm thick
C.	1.3 mm thick
The correct answer is B - 1.2 mm thick.

Question 8 of 14
When constructing a building in an area with an acceleration coefficient of 0.15 and greater, which two additional details are requirements for veneer on frame construction?
A.	Details on external walls
B.	Details on incorporating roof joining
C.	Details on wall plates
D.	Details on timber framing connectors
The correct answers are A - Details on external walls and C - Details on wall plates.

Question 9 of 14
Unreinforced masonry is a requirement only for buildings with an acceleration coefficient of 0.15 or greater. True or false? 
A.	True
B.	False
The correct answer is B - False.

Question 10 of 14
In the BCA Table 1.1.1 of Design wind speeds, what do the letters N and C represent?
A.	N = not relevant, C = cool wind
B.	N = natural wind, C = cyclonic wind
C.	N = normal wind, C = cool wind
D.	N = normal wind, C = cyclonic wind
The correct answer is D - N = normal wind, C = cyclonic wind.

Question 11 of 14
Which capital cities in Australia are in cyclonic areas?
A.	All capital cities
B.	All except Hobart and Melbourne
C.	All except Hobart, Melbourne and Adelaide
D.	Darwin, Brisbane and Perth
E.	Darwin and Brisbane
The correct answer is E - Darwin and Brisbane.

Question 12 of 14
What is the acceleration coefficient?
A.	The speed you can run when there is an earth tremor
B.	A number which gives an indication of how severe earthquake ground movement is
C.	The speed of light in an earthquake
D.	A number that tells you how much steel bends in cyclonic winds
The correct answer is B - A number which gives an indication of how severe earthquake ground movement is.

Question 13 of 14
Alpine areas exist in all states in Australia. True or false?
A.	True
B.	False
The correct answer is B - False. The only four states which have defined alpine areas are NSW, ACT, Victoria and Tasmania.

Question 14 of 14
In an alpine area, what is the maximum steepness for the gradient of an external ramp?
A.	1 in 10 (1:10) 
B.	1 in 12 (1:12)
C.	1 in 15 (1:15)
D.	1 in 20 (1:20)
The correct answer is B - 1 in 12 (1:12).

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