UTHORITY STRIVING FOR USTAINABILITY IN EXISTING UBLIC … 2012/powerpoint/To... · • Hydro-scarification to remove delaminated concrete from slab Hydro-scarification • existing

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© 2012 All Rights Reserved

SSTRIVING FOR TRIVING FOR SSUSTAINABILITY USTAINABILITY

IN IN EEXISTING XISTING PPUBLIC UBLIC HHOUSINGOUSING

IrIr CHAN CHAN SiuSiu TackTackAssistant DirectorAssistant Director

Hong Kong Housing AuthorityHong Kong Housing Authority30 November 201230 November 2012

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OverviewOverview

1. Vision and Mission

2. HA Environmental Policy

3. Strategy

4. Way Forward

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Vision and MissionVision and MissionHousing Department - executive arm of the Hong Kong Housing Authority to achieve Government’s housing policy objective.

Vision:Help low-income families to gain access to affordable housing.

Mission:Provide affordable quality housing, management and maintenance services to meet our customers needs in a proactive and caring manner.

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Existing Public Rental HousingExisting Public Rental Housing

• Existing Public Rental Housing Stock

728,000 flats

Grow at 15,000 flats per year

Population: 2.02 million

• Into the 60th year of development and implementation of public housing programmes

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Core Values and Commitment Core Values and Commitment • Core Values : Caring, Customer-focused, Creative and

Committed

• Commit to maintain quality living environment• Promote harmonious communities • Continual improvement of design, construction,

management and maintenance services• Provide quality sustainable homes for tenants

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Environmental PolicyEnvironmental Policy

Environmental Policy established in 1999

Promote healthy living, green environment and sustainable development;

Strictly comply with environmental legislation; Address concerns and minimize environmental

impacts; Minimize use of resources and achieve cost

effectiveness; Promote environmental awareness and participation

of stakeholders; and Review for continual improvement

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Policy TransformationPolicy Transformation

Before 1998Focused on Redevelopment of older estates

After 1998 Sustain housing stock as far as possible, unless

• Building is beyond economical repair• Significant increase in floor area

after redevelopment

Evolution of estate design and improvement of building quality

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StrategyStrategy

Building Sustainability Strategy

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Strategy Strategy -- Corporate LevelCorporate Level

Director of Housing

Responsible for Environmental Policy

HD Environmental, Health & Safety CommitteeProvide central directives, monitor and

review environmental performance of HA

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Strategy Strategy -- Operation LevelOperation Level

Sustainability-focused Maintenance Strategy

• For implementation of maintenance and improvement programmes and energy saving initiatives

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Total Maintenance SchemeTotal Maintenance Scheme

• Launched in 2006

• Target : Estates over 10 years old

• Proactive maintenance

• Customer-oriented

• 5-year cycle

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Total Maintenance SchemeTotal Maintenance Scheme• In-flat Inspection Ambassadors• Prompt response for repair• Data input by PDA • Publicity campaigns• Since launch of TMS, customer satisfaction

level remains above 80%

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Responsive InResponsive In--flat Maintenance Servicesflat Maintenance Services

• Quality in-flat maintenance service

• Dedicated in-flat technical team

• Data input by PDA

• Maintenance Hotline

• Responsive in-flat maintenance services for all public housing tenants

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Comprehensive Structural Investigation Comprehensive Structural Investigation ProgrammeProgramme

• Target : Estates around 40 years old

• Investigate structural condition• 15-year cycles • Innovative repair solutions to

address building deterioration

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Comprehensive Structural Investigation Comprehensive Structural Investigation ProgrammeProgramme

• Multi-Pulse Sequencing to rectify basement water leakage

Before installation After installation

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Comprehensive Structural Investigation Comprehensive Structural Investigation ProgrammeProgramme• Hydro-scarification to remove delaminated concrete from slab

Hydro-scarification

• existing steel bars not damaged• ideal construction joint surface achieved • surface chloride, etc. cleaned away

Traditional breaking

• steel bars all disturbed• existing concrete damaged and have to be removed completely

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Estate Improvement Estate Improvement ProgrammeProgramme• To improve conditions and facilities of estates

Improve public facilities

Improve pedestrian circulation

Barrier-free access

Redecoration

Reshape public space

Optimization

Upgrade facilities

inside block


Roof Greening at Market RoofPlaygroundCentral Events Square

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Estate Improvement Estate Improvement ProgrammeProgramme



Barrier-free access

Redecoration


Optimization

Upgrade facilities

inside block

Redecoration


Barrier-free access

External facade face lifted and upgraded

Addition of Lift (Barrier-free access)

Addition of Covered Walkways (improve pedestrian

circulation)

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Estate Improvement Estate Improvement ProgrammeProgramme



Barrier-free access

Redecoration


Optimization

Upgrade facilities

inside block

Upgrade facilities

inside block

Renovate Lift Lobby

New railing to toiletsNew laundry racks


Optimization

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Energy Saving InitiativesEnergy Saving Initiatives

• Electricity consumption of public areas of PRH blocks in 2011/12 was 60.7 kWh per flat per month, reduced 12.5% in 5 years.

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Barrier Free AccessBarrier Free Access

• $ 330M programme to improve BFA and facilities of existing PRH estates.

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Lift Addition Lift Addition ProgrammeProgramme

• Enhance pedestrian access in PRH estates

• Added 70 lifts, 6 escalators and 18 external footbridges in 29 existing PRH estates between 2008 and 2012

Choi Hung Estate Shui Pin Wai Estate

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Lift Modernization Lift Modernization ProgrammeProgramme

• Retrofit at a rate of 75 lifts a year

• Use “variable voltage variable frequency”motors : more energy efficient

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Awards From Industry and Civil Service Bureau Awards From Industry and Civil Service Bureau

Awards from Hong Kong Concrete Repair Association in 2011

Meritorious Award of “Civil Service Outstanding Service Award Scheme 2011”

Awards received at The Royal Institution of Chartered Surveyors

Hong Kong Property Awards

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Strategy Strategy -- CommunityCommunity2-Pronged Strategy• Tenants and public at large:

Education and Promotion Campaigns to boost awareness and participation.

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Tenants and Public Tenants and Public

Tenants engaged in green initiatives, e.g. Green Delight in Estates programme and Estate Green Fun Day.

Cooperation with local school in collecting compost generated from tree pruning at the estate.

Recyclable Waste Exchange Incentive Scheme.

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Waste RecyclingWaste Recycling

• Source Separation of Domestic Waste Programme

• Paper, aluminium cans and plastic bottles collected

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Industry PractitionersIndustry Practitioners

Industry Practitioners Suppliers Manufacturers Services Providers Contractors

Standard and Practices Procurement Listing requirements Specification Process control Seminars Award schemes

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Requirements and Recognition to PractitionersRequirements and Recognition to PractitionersExamples: HA Building Contractors certified to ISO 9001, 14001 & OHSAS 18001.

Quality Maintenance Contractor Scheme and Quality Public HousingConstruction and Maintenance Award to recognize well performed contractors.

Annual Estate Management Services Contractors Awards to encourage better estate management.

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HA Quality Management SystemHA Quality Management System

• ISO 9001 certification in 1993 in planned maintenance and improvement of public housing.

• Certified to ISO 14001environmental management system in 2011.

• Rolled out ISO 19011 for auditing management.

• Working towards ISO 50001 for energy management.

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Experience in SBIExperience in SBI

• Enrolled to HKQAA Sustainable Building Index (SBI) Scheme for three estates.

• Comprehensive and practical verification system for benchmarking and assessment of the sustainability performance of existing buildings.

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Experience in SBI Experience in SBI

Observations in Enrollment of SBI Scheme

Increase awareness of our frontline staff

Provide a benchmarking mechanism in a comprehensive approach for building sustainability

Facilitate self-comparison over time

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Experience in SBI Experience in SBI

Quantifiable indicators allow-

Benchmark to norm Reveal areas for improvement Drive continual improvement

Example:Greenhouse Gas Emission reflects the resources consumed per internal floor area of units

Planning for energy and water saving measures

Design review for future projects

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Experience in SBIExperience in SBI

• Feedback received from tenants and neighbours survey

Feedback on internal built environment

Opportunity to demonstrate care to tenants and neighbours

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Way ForwardWay Forward

• Strive for advancement in fulfilling our goal to provide sustainable housing to our tenants.

• Challenges ahead Facilitate the aging population living in the existing buildings

and cater for future needs of next generations Higher expectation from the public; and More stringent statutory requirements

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Way Forward Way Forward

Let’s join hands and actively participate tocontribute for a sustainable home for

present and future generations

Thank You

UTHORITY STRIVING FOR USTAINABILITY IN EXISTING UBLIC … 2012/powerpoint/To... · • Hydro-scarification to remove delaminated concrete from slab Hydro-scarification • existing

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