Sustainability and steel construction quiz

Sustainability and steel construction

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

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

Concrete
Steel
Timber
They are all the same

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

Which of these are sustainability credentials of structural steel?

High structural efficiency
Offsite construction
Low waste
Infinitely recyclable

Which of these initiatives is NOT targeted at the reduction of operational carbon emissions from buildings?

Energy Performance Certificates
The Aggregates Tax
The Green Deal
The Renewable Heat Incentive

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

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%

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

50mm
90mm
150mm
200mm

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

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

Design
Construction
In-use
Demolition