CO2 equivalent to electricity consumption (QGO and APB Centre)
Tonnes
3,655
3,655
3,762
3,810
Building with OTTV less than 23W/m2
% of total no. of projects
100% of 11
100% of 10
100% of 14
97% of 30
Building with OTTV less than 18W/m2
% of total no. of projects
63.6% of 11
70% of 10
36% of 14
63% of 30
Energy saved due to energy efficient installations
GWh
84
119
108
85
Equivalent monetary savings
HK$ million
84
119
108
85
Resource Usage – Fuel
Units
2005
2004
2003
2002
Fuel consumption by ArchSD's pool cars
Litre
24,169
Not Available
Not Available
Not Available
Resource Usage – Non-Ozone Depleting Substances
Units
2005
2004
2003
2002
Refrigerants installed
No. of application
26
47
34
34
Fire extinguishing agents
No. of application
11
8
9
6
Resource Usage – Office Materials
Units
2005
2004
2003
2002
Recyclable A4/A3-size paper
Reams / % of total paper purchased
12,622/
64.2%
5,753/
21.3%
700/
2.8%
1,320/
3.7%
Types of Eco-friendly office suppliers
Types
13
18
17
17
Resource Usage – Timber & Water Use
Units
2005
2004
2003
2002
Timber Saving
Volume of Timber Saved in m3 (Ratio Normalised [1] by Contract Value)
1,382 (0.56)
1,461 (0.46)
1,566 (0.29)
2,718 (0.36)
Water Saving
No. of Water-saving Sanitary Appliances (Ratio Normalised by Contract Value)
2,831 (1.15)
3,312 (1.29)
3,760 (0.71)
2,400 (0.34)
[1] The normalised ratio is an indication of the extent ArchSD has improved in an area after taking into account the changes in contract value each year, so as to facilitate better comparisons over time.
Waste Management
Construction &
Demolition
Waste
Units
2005
2004
2003
2002
C&D waste disposed of to landfills
Tonnes
76,536
96,793 [2]
107,126
42,100
C&D materials disposed of to public fill areas
Tonnes
585,447
651,057 [3]
616,664 [3]
835,515 [3]
Recyclable Waste Collected at APB Centre
Waste Paper
kg
4,570
6,859
5,600
5,950
Aluminium Cans
No.
254
546
1,248
Not Available
Plastic Bottles
No.
424
629
1,113
Not Available
[2] The quantity was misprinted in 2005 report, and is corrected in this year's report.
[3] C&D materials disposed of to public fill areas in 2002-2004 were recorded in m3. To be consistent with current practices, the figures are converted into tonnes assuming that 1 m3 of fill materials weighs 1.3 tonnes.