Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK...
Transcript of Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK...
![Page 1: Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK Year 1991 1993 1995 1997 1999 2001 2003 2005 2007 GDP (HK$ billion) 800 1000 1200](https://reader034.fdocuments.in/reader034/viewer/2022051812/602dda24bbd19c7e106be61e/html5/thumbnails/1.jpg)
Use of green materials in maintenance and construction
Albert T. YeungDepartment of Civil EngineeringUniversity of Hong Kong
Green Buildings: Better Quality of LifeJune 11, 2010
![Page 2: Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK Year 1991 1993 1995 1997 1999 2001 2003 2005 2007 GDP (HK$ billion) 800 1000 1200](https://reader034.fdocuments.in/reader034/viewer/2022051812/602dda24bbd19c7e106be61e/html5/thumbnails/2.jpg)
GDP and per capita GDP of HK
Year
1991 1993 1995 1997 1999 2001 2003 2005 2007
GD
P (H
K$
billi
on)
800
1000
1200
1400
1600
1800
Per
capi
ta G
DP
(HK
$ th
ousa
nd)
140
160
180
200
220
240
Gross domestic productPer capita gross domestic product
![Page 3: Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK Year 1991 1993 1995 1997 1999 2001 2003 2005 2007 GDP (HK$ billion) 800 1000 1200](https://reader034.fdocuments.in/reader034/viewer/2022051812/602dda24bbd19c7e106be61e/html5/thumbnails/3.jpg)
Construction & demolition
Construction & demolition
?
![Page 4: Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK Year 1991 1993 1995 1997 1999 2001 2003 2005 2007 GDP (HK$ billion) 800 1000 1200](https://reader034.fdocuments.in/reader034/viewer/2022051812/602dda24bbd19c7e106be61e/html5/thumbnails/4.jpg)
Strategic Landfills in Hong Kong
West NT Landfill at Nim Wan (WENT Landfill)
South East NT Landfill in Tseung Kwan O (SENT Landfill)
North East NT Landfill at Ta Kwu Ling (NENT Landfill)
![Page 5: Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK Year 1991 1993 1995 1997 1999 2001 2003 2005 2007 GDP (HK$ billion) 800 1000 1200](https://reader034.fdocuments.in/reader034/viewer/2022051812/602dda24bbd19c7e106be61e/html5/thumbnails/5.jpg)
Solid Waste Disposal at Landfills
Year
1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007
Qua
ntity
(mill
ion
tonn
es)
0
2
4
6
8
10DomesticCommercialIndustrial ConstructionSpecial
![Page 6: Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK Year 1991 1993 1995 1997 1999 2001 2003 2005 2007 GDP (HK$ billion) 800 1000 1200](https://reader034.fdocuments.in/reader034/viewer/2022051812/602dda24bbd19c7e106be61e/html5/thumbnails/6.jpg)
Construction Waste Site Clearance
Tunneling
Demolition
Excavation
![Page 7: Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK Year 1991 1993 1995 1997 1999 2001 2003 2005 2007 GDP (HK$ billion) 800 1000 1200](https://reader034.fdocuments.in/reader034/viewer/2022051812/602dda24bbd19c7e106be61e/html5/thumbnails/7.jpg)
Annual Production Rate of C&D Materials
Year
1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007
Ann
ual P
rodu
ctio
n (m
illio
n to
nnes
)
0
4
8
12
16
20
24
C&D MaterialsC&D Waste
![Page 8: Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK Year 1991 1993 1995 1997 1999 2001 2003 2005 2007 GDP (HK$ billion) 800 1000 1200](https://reader034.fdocuments.in/reader034/viewer/2022051812/602dda24bbd19c7e106be61e/html5/thumbnails/8.jpg)
10 Mega Infrastructure Projects
二千五佰億元項目 Total worth of HK$250 Billion
![Page 9: Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK Year 1991 1993 1995 1997 1999 2001 2003 2005 2007 GDP (HK$ billion) 800 1000 1200](https://reader034.fdocuments.in/reader034/viewer/2022051812/602dda24bbd19c7e106be61e/html5/thumbnails/9.jpg)
![Page 10: Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK Year 1991 1993 1995 1997 1999 2001 2003 2005 2007 GDP (HK$ billion) 800 1000 1200](https://reader034.fdocuments.in/reader034/viewer/2022051812/602dda24bbd19c7e106be61e/html5/thumbnails/10.jpg)
Solutions
Minimize the generation of construction wasteRe-generate useful materials from demolition waste
![Page 11: Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK Year 1991 1993 1995 1997 1999 2001 2003 2005 2007 GDP (HK$ billion) 800 1000 1200](https://reader034.fdocuments.in/reader034/viewer/2022051812/602dda24bbd19c7e106be61e/html5/thumbnails/11.jpg)
ObjectivesPromote sustainability of our societyProlong the useful life of infrastructure constructedReduce the maintenance and construction costsReduce maintenance frequencyReduce maintenance and construction timeReduce construction hazards and nuisance
![Page 12: Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK Year 1991 1993 1995 1997 1999 2001 2003 2005 2007 GDP (HK$ billion) 800 1000 1200](https://reader034.fdocuments.in/reader034/viewer/2022051812/602dda24bbd19c7e106be61e/html5/thumbnails/12.jpg)
Recycling of Waste Materials
Electric wires
Aluminum windows
Concrete
![Page 13: Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK Year 1991 1993 1995 1997 1999 2001 2003 2005 2007 GDP (HK$ billion) 800 1000 1200](https://reader034.fdocuments.in/reader034/viewer/2022051812/602dda24bbd19c7e106be61e/html5/thumbnails/13.jpg)
North Tsing Yi Reclamation
![Page 14: Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK Year 1991 1993 1995 1997 1999 2001 2003 2005 2007 GDP (HK$ billion) 800 1000 1200](https://reader034.fdocuments.in/reader034/viewer/2022051812/602dda24bbd19c7e106be61e/html5/thumbnails/14.jpg)
Tuen Mun Area 38 Stage 2 Reclamation
33 hectares36 million m3
![Page 15: Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK Year 1991 1993 1995 1997 1999 2001 2003 2005 2007 GDP (HK$ billion) 800 1000 1200](https://reader034.fdocuments.in/reader034/viewer/2022051812/602dda24bbd19c7e106be61e/html5/thumbnails/15.jpg)
C&D Material Recycling Facility at Tuen Mun Area 38
![Page 16: Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK Year 1991 1993 1995 1997 1999 2001 2003 2005 2007 GDP (HK$ billion) 800 1000 1200](https://reader034.fdocuments.in/reader034/viewer/2022051812/602dda24bbd19c7e106be61e/html5/thumbnails/16.jpg)
Road Curbs
![Page 17: Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK Year 1991 1993 1995 1997 1999 2001 2003 2005 2007 GDP (HK$ billion) 800 1000 1200](https://reader034.fdocuments.in/reader034/viewer/2022051812/602dda24bbd19c7e106be61e/html5/thumbnails/17.jpg)
Road Bricks: Examples
PolyU
HKUST
![Page 18: Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK Year 1991 1993 1995 1997 1999 2001 2003 2005 2007 GDP (HK$ billion) 800 1000 1200](https://reader034.fdocuments.in/reader034/viewer/2022051812/602dda24bbd19c7e106be61e/html5/thumbnails/18.jpg)
Recycled Glass
![Page 19: Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK Year 1991 1993 1995 1997 1999 2001 2003 2005 2007 GDP (HK$ billion) 800 1000 1200](https://reader034.fdocuments.in/reader034/viewer/2022051812/602dda24bbd19c7e106be61e/html5/thumbnails/19.jpg)
Terrazzo Tiles
![Page 20: Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK Year 1991 1993 1995 1997 1999 2001 2003 2005 2007 GDP (HK$ billion) 800 1000 1200](https://reader034.fdocuments.in/reader034/viewer/2022051812/602dda24bbd19c7e106be61e/html5/thumbnails/20.jpg)
Recycled Wood
![Page 21: Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK Year 1991 1993 1995 1997 1999 2001 2003 2005 2007 GDP (HK$ billion) 800 1000 1200](https://reader034.fdocuments.in/reader034/viewer/2022051812/602dda24bbd19c7e106be61e/html5/thumbnails/21.jpg)
Recycled Wood
![Page 22: Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK Year 1991 1993 1995 1997 1999 2001 2003 2005 2007 GDP (HK$ billion) 800 1000 1200](https://reader034.fdocuments.in/reader034/viewer/2022051812/602dda24bbd19c7e106be61e/html5/thumbnails/22.jpg)
Road Repair
In 10 minutes
![Page 23: Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK Year 1991 1993 1995 1997 1999 2001 2003 2005 2007 GDP (HK$ billion) 800 1000 1200](https://reader034.fdocuments.in/reader034/viewer/2022051812/602dda24bbd19c7e106be61e/html5/thumbnails/23.jpg)
Penetrating Power
![Page 24: Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK Year 1991 1993 1995 1997 1999 2001 2003 2005 2007 GDP (HK$ billion) 800 1000 1200](https://reader034.fdocuments.in/reader034/viewer/2022051812/602dda24bbd19c7e106be61e/html5/thumbnails/24.jpg)
Waterproofing
Remove the old existing roof or wall tilesRemove the bitumen-base waterproofing layerRe-apply the bitumen-base waterproofing layerRe-install the roof or wall tiles
![Page 25: Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK Year 1991 1993 1995 1997 1999 2001 2003 2005 2007 GDP (HK$ billion) 800 1000 1200](https://reader034.fdocuments.in/reader034/viewer/2022051812/602dda24bbd19c7e106be61e/html5/thumbnails/25.jpg)
New Green Material
![Page 26: Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK Year 1991 1993 1995 1997 1999 2001 2003 2005 2007 GDP (HK$ billion) 800 1000 1200](https://reader034.fdocuments.in/reader034/viewer/2022051812/602dda24bbd19c7e106be61e/html5/thumbnails/26.jpg)
Roof Waterproofing
![Page 27: Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK Year 1991 1993 1995 1997 1999 2001 2003 2005 2007 GDP (HK$ billion) 800 1000 1200](https://reader034.fdocuments.in/reader034/viewer/2022051812/602dda24bbd19c7e106be61e/html5/thumbnails/27.jpg)
Waterproofing with Reflex Topcoat
Before
After
![Page 28: Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK Year 1991 1993 1995 1997 1999 2001 2003 2005 2007 GDP (HK$ billion) 800 1000 1200](https://reader034.fdocuments.in/reader034/viewer/2022051812/602dda24bbd19c7e106be61e/html5/thumbnails/28.jpg)
ExternalWall
![Page 29: Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK Year 1991 1993 1995 1997 1999 2001 2003 2005 2007 GDP (HK$ billion) 800 1000 1200](https://reader034.fdocuments.in/reader034/viewer/2022051812/602dda24bbd19c7e106be61e/html5/thumbnails/29.jpg)
FingerMapFingerMap®®
Mobile biometric Mobile biometric authentication authentication systemsystem
MifareMifare®® card card readerreaderRadioRadio--frequency frequency fingerprint sensorfingerprint sensorLife recognitionLife recognitionGPSGPSLocal timeLocal time
![Page 30: Albert T. Yeung Department of Civil Engineering University of … · GDP and per capita GDP of HK Year 1991 1993 1995 1997 1999 2001 2003 2005 2007 GDP (HK$ billion) 800 1000 1200](https://reader034.fdocuments.in/reader034/viewer/2022051812/602dda24bbd19c7e106be61e/html5/thumbnails/30.jpg)
Conclusions
Green materials are now available on the market for construction and maintenance of infrastructuresUtilization of modern technologies can enhance our sustainability