Architect and Builder Dec 2017 / Jan 2018 | Page 81

KEY TO PLANS
1. Retail Space
2. Grain Street
3. Arcade
4. Service Road
5. South Arm Road
6. The Boulevard
7. No 4 Silo
8. North Reception
9. South Reception
10. Public Ablutions
11. Shuttle Lift
12. Open Office Space
13. Circulation Area
14. Void
4TH FLOOR PLAN
very energy efficient. At certain times the
seawater by-passes the chiller units and
provides cooling at sea temperature straight
to the air conditioning units on the roof,
thereby reducing energy usage even further.
• Extensive public transport links at the V&A,
cycling facilities, reduced parking bays and
electrical car charging points gave a high score
under the Transport category.
• Materials: As examples, the fire doors were
manufactured from old reclaimed timber from
a building at the University of Cape Town
No 5 Silo
and office screens used in the PwC interiors
were made from reclaimed shutterboard used
by the contractor in the concrete works on
the building.
• PT slabs are used throughout. As they are
thinner, the weight of the building is reduced
and columns are able to be tapered.
• Energy: LED lighting is used almost
exclusively throughout. Occupancy sensors
limit wasteful lighting energy consumption.
Energy sub-metering and monitoring is also
provided and is essential in ensuring that the
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