Sustainability and steel construction quiz

Sustainability and steel construction

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

80%
60%
40%
25%

Based on the Target Zero findings, what is the approximate cost (in terms of % of capital cost) to achieve a BREEAM ‘Excellent’ rating for a commercial office building?

0.5%
0.8%
1.5%
5%

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

In buildings designed to take advantage of thermal mass, what is the optimum depth of concrete upper floor slabs?

50mm
90mm
150mm
200mm

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

45%
55%
70%
85%

Of the nine environmental categories covered in BREEAM 2011, which requirements are generally the most challenging and most costly to a achieve BREEAM ‘Excellent’ or ‘Outstanding’ rating?

Materials
Land use and ecology
Energy
Pollution

In single storey buildings, which element of the building is responsible for the greatest proportion of the overall embodied carbon footprint of the building?

Foundations and ground floor slab
Bearing structure
Walls
Roof

New, non-domestic buildings in the UK will need to be ‘zero carbon’ in operation by?

2013
2016
2019
2050

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

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