Sustainability and steel construction quiz

Please answer the following 10 multiple choice questions, then click 'submit' to check the result. The pass mark for a CPD certificate is 8 out of 10, and you may retake the quiz as many times as you wish, but the questions will vary! Please note that one, two, three or all of the possible answers presented for each question may be right, and to gain a mark for that question all correct answers must be identified.

Good luck

Sustainability and steel construction

Under BREEAM 2011, what overall score is required to achieve an ‘Excellent’ rating?

45%
55%
70%
85%

In the Green Guide to Specification (4th ed) which of the following commercial and industrial upper floor specifications has the highest rating?

Power floated in-situ reinforced concrete floor slab
Power floated post-tensioned in-situ reinforced concrete floor slab
Power floated in-situ reinforced concrete slab on ‘deep’ profiled metal decking
Power floated in-situ reinforced concrete slab on ‘shallow’ profiled metal decking

In England and Wales, which Approved Document is applicable to the operational energy/carbon performance new build, non-domestic buildings?

Approved Document L1A
Approved Document L1B
Approved Document L2A
Approved Document L2B

What is the 2050 UK national reduction target (relative to 1990) for greenhouse gas emissions?

80%
60%
40%
25%

Based on the Target Zero studies, what ‘energy demand’ is responsible for the greatest proportion of regulated operational carbon emissions in new, non-domestic buildings?

Heating
Cooling
Lighting
Hot water

Of these following common construction materials, which has the best end-of-life recycling credentials?

Concrete
Steel
Timber
They are all the same

Which phase of the building life cycle is currently responsible for the greatest proportion of carbon emissions?

Design
Construction
In-use
Demolition

What is the combined reuse and recycling rate for UK structural steel sections?

69%
79%
89%
99%

Which of these are sustainability credentials of structural steel?

High structural efficiency
Offsite construction
Low waste
Infinitely recyclable

When assessing the environmental impact of buildings or construction products, what scope of assessment should be used to obtain the most accurate results?

Cradle to gate
Cradle to grave
Cradle to gate with options
It makes no difference