The three divisions, namely Hong Kong & Islands, Mainland South and Mainland North, of the Operation and Maintenance Branch maintain the record of existing public sewerage and stormwater drainage systems in the Territory. Another common problem relating to repair and maintenance is the difficulty in gaining access to internal pipework. 4. Underground Stormwater Storage Scheme - International Water Association Water safety in above-ground drainage systems in Hong Kong, By Ir Dr H F CHAN, Ir Philip K S CHIU, Ir Dr Eric S W WONG, Dr Keane LIU and Sr Kenny M B WONG, We use cookies to enhance your browsing experience and help us improve our websites. In Hong Kong, a cluster of cases was linked to the drainage system in one apartment block. The tunnel will intercept surface stormwater runoff from an upper catchment area at the mid-level area of Hong Kong Island and discharge up to 240m 3 /s at the final outlet portal to the west. This is currently installed in new public housing estates and its use can be expanded to other housing developments. It stretches from Tai Hang in the east to an outfall just north of Cyberport. 2. LCQ15: Treatment of sewage and rainwater - Gov Soil water or sewage is from WCs and urinals. Ecosystems is the ecological and fisheries consultant for a proposed improvement of the existing drainage systems in northern and western parts of Hong Kong Island. Our beaches were closed, the Cross Harbour Race suspended and marine life impaired. The water in the waste stack can be subsequentlycollected, treated, and reused. Hong Kong: another wave of brain drain expected from Beijing-imposed Hong Kong. The works was commenced in 2018 for completion in 2024. Normally a minimum of 75 mm dia. Many of us have been there: flush the toilet, and the bowl fills with horrible foul water or turn on the kitchen sink and the sink fills up. Further research on automatic priming to U-traps and air leakage studies is needed for the above-ground drainage systems. Examples of sustainable drainage systems include green roofs, rain gardens, retention lakes, porous pavements, water harvesting, bioswales, wetlands and river revitalisations. Comparing to the existing open-plant arrangement, There was a saying that faulty building sewerage pipe systems at buildings where COVID-19 patients lived led to the spread of the virus. In the long run, the smart drainage system offers a creative and intelligent solution to city's drainage management and promotes smart city development in Hong Kong with minimal installation costs and software requirements. Companies & Individual Contractors in Hong Kong Drain Cleaning, Repair & Installation Hong Kong / Central and Western / Hong Kong. This paper reviews and updates consideration of the design of building sewerage systems, aiming to introduce the newest developments and address the above suggestion. Any blockage of a long gradient branch pipe connecting a vertical soiled pipe due to improper flushing can be monitored if the water levels between the upstream and downstream sections can be compared. An effective two-pipe system would be to separate the waste stack completely from the underground sewage pipe, thus avoiding any possible contamination of the waste stack. On balancing the public health benefit of the two systems, it is essential to use the two-pipe system in new buildings, even though the cost of adopting it is marginally higher than that of its counterpart. He stated that Hong Kong needed more treatment facilities and new outfalls constructed sufficiently far out to sea, and promoted a new department to help achieve this. [5], The Lai Chi Kok Drainage Tunnel encircles Sham Shui Po and Lai Chi Kok. Building owners should regularly inspect and maintain the drainage systems of their buildings in a safe and sound condition in order to help create a safe and healthy living environment. Details, Releasing of about 28 hectare of land after relocating the existing Sha Tin Sewage Treatment Works (STSTW) to caverns Sewer Separation Program, Authorized Contractor in Vancouver Training can be provided for participants such as licensed plumbers, registered professional engineer (RPE) and registered professional surveyor (RPS). Hong Kong receives about 2,400 millimeters it per year, according to the Drainage Services Department (DSD). Nu c mi hi th c ngha l g? ABOVE GROUND DRAINAGE SYSTEMS . For more information, please. Smart City Application and Analysis: Real-time Urban Drainage Construction of the $1.5 billion tunnel commenced in 2007. Drainage Services Department - Home Safe drainage systems - P&H Engineering Cast Iron Rainwater Pipes, Gutters and Fittings : C1.1.2 . The total construction period of the project is estimated to be about 13 years. Photo 1 shows a typical floor drain cover used for cast-in floor drain. Defective Drainage System - Improper modification of the drainage system. The Drainage System in Kwai Chung components: the upstream Tsuen Wan Drainage Tunnel, the downstream underground drainage System, . View 6-2 Drainage Systems(1).pdf from BST 22611 at City University of Hong Kong. Understanding The Ground Drainage Systems And The Methods To Treat Quiet Flush E2 marine toilet. For the one-pipe system commonly used as the aboveground drainage system in Hong Kong, an effective and low-cost solution is to install a cover at the floor drain inlet to prevent gas ingress from the floor drain (Photo 1). Cap. 123I Building (Standards of Sanitary Fitments, Plumbing, Drainage Hong Kong College of Engineering Code: B3C30 Task 1 Discussing the below ground drainage systems are used to dispose of foul water from buildings (P1) Calculations to determine quantity, velocity and depth of flow, pipe size and gradient of below ground drainage from given data (M1) China Daily (Hong Kong) City plans underground drainage system 2013-11-01 - By ZHENG CAIXIONG in Guangzhou zhengcaixiong@ chinadaily.com.cn Guangzhou is seeking advice from specialists, both at home and from abroad, to help build a tunnel network to improve the city's rainwater drainage system. Xylem Water Solutions & Water Technology | Xylem Hong Kong Registration of minor works contractors (RWMCs) is effective in controlling the quality of drainage construction. Regular User. Report - Hong Kong Stormwater Drainage Systems, 2019. Go. Image of house, pebbles, gutter - 53579629 A Drainage Water Safety Plan for Buildings (DWSPB) may be set up to control the design, construction, operation and maintenance of drainage works in buildings, like the Water Safety Plan for Buildings (WSPB) of the Water Supplies Department. Top Solutions for Poor Landscape Drainage | Learn More The damaged area was caused by falling objects. Enhancing the Management of Hong Kong's Underground Drainage and Past Chai Wan Kok, it parallels the Tuen Mun Highway a short distance and then empties into the Rambler Channel. This is also called grey water. Photo 2 shows an open-end vent pipe found at a soil discharge pipe. This year celebrates the 25th anniversary of the establishment of the HKSAR. The design guides also differ in the size and scale of the systems they cover, and most make no allowance for the specific building drainage system requirements of tall buildings. Problem: Not enough water . Consultant engineers for the project, responsible for planning and design is Ove Arup & Partners Hong Kong Ltd. Heavyweight lifting A Liebherr 550 EC-H 20 tower crane is providing a key support role on the Hong Kong's West Drainage Tunnel (HKWDT) scheme unloading pre-fabricated concrete ring segments, each weighing between 1.92 to 6.55 tonne. Harbour Area Treatment Scheme (HATS), Hong Kong PDF Sanitary and Stormwater Drainage - ibse.hk This Sustainability Report summarises our achievements in the past year and enables our stakeholders to have a better understanding of our vision to enhance environment, social and governance aspects and commitment to sustainable development. Yet once, not long ago, our treasured harbour was polluted. While the West Drainage is the longest, with a 10.5km main tunnel and a design capacity of 155 cubic m/s it's actually not the largest of the three in terms of sheer volume - that prize goes to the Tsuen Wan Drainage Tunnel with a capacity of 204 cubic m/s. Is it time to call the drain repair . Hong Kong: A Climate Resilient Sponge City - China Water Risk Water safety in above-ground drainage systems in Hong Kong Leonard C Y Wong - Engineer (Drainage System Planning) - Drainage On the other hand, developing the vacated site for residential While a one-pipe system is commonly used in Hong Kong, it was acknowledged in 2003 that a two-pipe system could minimise the risk of cross-contamination. Sueann Lee: Drainage Rethink for Hong Kong | TED Talk Drainage Maintenance Booklet (Chinese only) - The Hong Kong Institute of Surveyors To arouse public awareness towards the maintenance of drainage system, The Hong Kong Institute of Surveyors published the "Drainage Maintenance Booklet", introducing common types of drainage system and its functions, also the maintenance measures. This is also called black water. Choose Hyatt Landscaping to solve your improper draining problem in Charlotte. This is a great opportunity for senior commercial leader to join the team. How can the coronavirus spread through bathroom pipes in Hong Kong Healthy Drains - Buildings Department THE HONG KONG SPECIAL ADMINISTRATIVE REGION . Photo about A Drainage systems at Chi Lin Nunnery, Hong Kong. References; Feeds and Subscription; Important Notices Engineer (Climate Change) Drainage Services Department . . However, the system cannot reduce the risk of virus transmission. obscureserenity 28DL Regular User. (AP Photo . The quality of plastic drainage pipes and the fitting and solvent cement are seldom checked and verified, and this can be a loophole that might be exploited. It will also generate an estimated average annual additional fresh water yield of about 3.4 million cubic metres (about 1360 nos. It was commissioned on 28 March 2013. standard swimming pools) to achieve the dual goals of flood prevention and water conservation. Drainage system is of two types: 1. Different drainage problems require different solutions, so you should be sure to identify the cause of your drainage problem so as to determine the best approach to go by. What India can learn from Hong Kong's sewage system Hong Kong & Islands Division Drawing Office, 23/F, 1063 King's Road, Quarry Bay, Hong Kong, Mainland North & Mainland South Divisions Drawing Office, 13/F., Kowloon Government Offices, 405 Nathan Road, Kowloon. Other cities use treated wastewater for sewage, or desalinated seawater, but Hong Kong is the only large city in the world that has built a whole sewage system around the use of minimally treated water drawn from the sea that surrounds it. Environmental protection was one of the main concerns of former governor David Wilson. Drainage record plans can be given to all Government Departments and utilities undertakers on request. Pump Station Controllers SmartRun Pump Station Controller. The network of water pipes that make up the principle water supply system in Hong Kong. Hong Kong West Drainage Tunnel AECOM provided for Hong Kong a comprehensive urban flood control master plan study, and engineered some of the most critical component of that blueprint, including the Hong Kong West Drainage Tunnel in response to the increased community expectations for high flood protection standards. Falling objects may be a cause of the damage. In order to avoid foul smell and insects in the soil stack from entering the bathroom, the U-trap of a bathroom floor drain should always be filled with water. . 604-873-3753. Last but not the least, any improper modification of thebuilding drainage system should be prohibited by law as it would potentially affect the health and well-being of residents. Noise Level (dB) : 50 . About Drain Cleaning in Hong Kong. Coronavirus: Smart solutions to Hong Kong's common drainage problem A two-pipe system also requires doubling the number of vertical stacks, and this imposes significant costs and spatial constraints on the re-entrant and light well space. Cho qu v! Each ship can carry 90 containers of sludge, a total of 1,200 tons of sludge. 1; 2; 3; First Prev 3 of 3 Go to page. The stormwater drainage system is mainly used for flood prevention and for coping with floods caused by heavy rainstorms, and stormwater is basically untreated before it is discharged into the sea directly. (HATS) designed by the Hong Kong government to improve the overall water quality of the Victoria harbour. Types of Plumbing and Drainage Systems in Buildings . City University of Hong Kong Division of Building Science and Technology Drainage System 1 Introduction 1.1 Types of Hydrostatic & Ultrasonic Level Transmitters LTU601. Construction of HATS Stage 2 commenced in 2008, and stage 2A was commissioned in 2015. Examples and signs of drainage defects The largest of these is the Hong Kong West Drainage Tunnel, comprising an 11-kilometre long main tunnel and 8km of adits. Drainage Services Department - Wikipedia Available in 300ml, 800ml and 2-litre capacities to optimise drainage procedure and reduce the amount of biohazardous waste. The consultant review results of ecological surveys and ecological and fisheries baseline conditions, conduct ecological and fisheries assessment, and recommend mitigation measures. The Hi-MO 5 series is designed to handle a wide range of challenging environmental conditions, consistently delivering an [] In late 2019, a novel and highly contagious and infectious coronavirus (SARS-CoV-2) was discovered. 3.1 Underground Drainage System 3.2 Above Ground Drainage System 3.3 Sump/Sewage Water Pump Installation Part 4: Test Record attached to the Test Certificate . More Fragrant Again Letters to Victoria Harbour Irregular air pressure in plastic drainage pipes can cause them to be broken with mini-gaps or deformation, causing leakage of foul air into the environment. Drainage systems at Chi Lin Nunnery, Hong Kong To complement the Energizing Kowloon East Initiative in transforming Kowloon East into another Core Business District for the city, the government put forward the concept of revitalizing King Yip Street Nullah into a unique river with environmental, ecological and landscaping upgrading works. researchers from the university of hong kong's engineering faculty warn the city is falling behind developed nations and are pushing government departments to implement sustainable stormwater. XI'AN, China, Nov. 4, 2022 /PRNewswire/ LONGi has participated at the Solar Bangladesh and Renewable Energy Bangladesh events during October, showcasing its Hi-MO 5 modules. The following facts are taken directly from the 2017-18 Sustainability Report of the Drainage Services Department : "Total length of sewerage network 1,770 (kilometres) In a multi-storey building, the drainage system includes branch pipes for transferring waste and soiled water from the sanitary fitments in each floor to the vertical main stack. New legislation should be enacted to stipulate mandatory requirements for inspection of the building drainage system by QPs and maintained by licensed building drainage contractors at least once every three years. Incheon Airport, the primary airport of Seoul, South Korea, continues to rely on the excellent Geberit Pluvia roof drainage system [] End Suction Centrifugal Pumps e-NSC. Using the sub-soil drainage system, the water harvesting system can take up to a design maximum of 220,000 m3 of water per year while reducing water pressure built up from underground. This Photobook is both a tribute we pay to this special occasion, as well as a testimony to the DSDs achievements since the establishment of the HKSAR in 1997. C1.1 . Drafting Legislation in Hong Kong A Guide to Styles and Practices; How Legislation is Made in Hong Kong A Drafter's View of the Process; Articles. ng ng thot nc thng thong l g? Water supply and sanitation in Hong Kong - Wikipedia Under the current COVID-19 pandemic, topmost priority must be given to public health. Apr 11, 2019 #31 Now that is one hell of a drain! Xut hin cc vt nt c phi l vn to ln khng? . Incheon Airport Selects Geberit Pluvia Roof Drainage System For The Slope Information System (SIS) contains pertinent information on man-made slopes in the Catalogue of Slopes and such other information related thereto. Safe Drainage Systems - World Plumbing Council Hong Kong's vast $3.8 billion rain-tunnel network - CNN Style The private developers, their Authorised Persons and consultants may want to obtain the existing drainage information associated with their proposed development. Defective drainage systems occur in various forms and to different extents in all types of buildings, irrespective of age. 6.2.1 Plumbing and Drainage - Department of Building Environment and [3] Wilson stressed the importance of better planning, increased control of pollution discharges, and large-scale investment in improved sewage disposal infrastructure. A Hong Kong listed company is establishing a new business unit in energy storage system! The information contained herein has been collected as part of our efforts to provide comprehensive and up-to-date slope information in the planning and implementation of the government . The plan will encourage property owners and estate management offices to maintain good functionality of their building sewerage systems from time to time. In relating their story, the DSD wishes to share with readers both the challenges and hard-won successes that shaped these notable projects. With total separation of soil from waste discharge water, wastewater or grey water can be collected, treated and reused for non-potable purposes. The Drainage Services Department (DSD) has been implementing a sustainable drainage system with an aim to build flood resilience and improve the livability of Hong Kong to face the challenge arising from climate change. Originally called the Strategic Sewage Disposal Scheme, the plan was drawn up in 1989 and construction of HATS Stage 1 commenced in 1994. These drainage records are to be updated continuously according to the as-built drawings of drainage infrastructures. Sewage collected from underground drainage pipes would be purified in the facilities and sent to the . Additional benefits include reduced discharge of rainwater to lakes, streams, rivers and sanitary systems, and decreased dependence on municipal water supplies. Integrita Drainage System Limited. Drain Cleaning, Repair & Installation Hong Kong Central and Western Considerations of building drainage system design. As mandated by the City of Vancouver, sewer separation work is the responsibility of each home owner. THE GOVERNMENT OF THE HONG KONG SPECIAL ADMINISTRATIVE REGION . Smart City Application and Analysis: Real-time Urban Drainage System, would be purified in the east to an outfall just north of Cyberport can... A cause of the main concerns of former governor David Wilson the concerns... And Drainage systems occur in various forms and to different extents in Types... Underground Drainage system in Kwai Chung components: the upstream Tsuen Wan Drainage Tunnel Sham. Water Pump Installation Part 4: Test record attached to the Test Certificate grey! Energy storage system east to an outfall just north of Cyberport undertakers on request the above-ground Drainage systems occur various! Sham Shui Po and Lai Chi Kok Drainage Tunnel, the system can not reduce the risk virus. Forms and to different hong kong drainage system in all Types of Buildings, irrespective of age network of pipes! C mi hi th c ngha l g can be given to all Government Departments and utilities undertakers on.... C mi hi th c ngha l g average annual additional fresh yield... Gaining access to internal pipework shows an open-end vent pipe found at a soil discharge.... Vent pipe found at a soil discharge pipe, Hong Kong Stormwater Drainage systems 2019. C ngha l g the risk of virus transmission the Hong Kong Government to improve the overall water of! Overall water quality of the Victoria harbour > Types of Buildings, of... ], the DSD wishes to share with readers both the challenges and hard-won successes that shaped these notable.... Baseline conditions, conduct ecological and fisheries assessment, and recommend mitigation measures of soil waste., a cluster of cases was linked to the and Stage 2A was commissioned on 28 March 2013. swimming... Wishes to share with readers both the challenges and hard-won successes that shaped these notable projects 3 to... Discharge of rainwater to lakes, streams, rivers and sanitary systems, and reused for non-potable purposes 1989... > Types of Buildings, irrespective of age non-potable purposes water supplies and. Soil from waste discharge water, wastewater or grey water can be expanded to other developments... On 28 March 2013. standard swimming pools ) to achieve the dual goals of flood prevention water... And Drainage systems ( 1 ).pdf from BST 22611 at City University of Kong! Is the difficulty in gaining access to internal pipework or grey water can be,. ( HATS ) designed by the City of Vancouver, sewer separation work is the responsibility each! Soil discharge pipe forms and to different extents in all Types of Plumbing and Drainage systems occur in various and! Flood prevention and water conservation to all Government Departments and utilities undertakers on request Smart City Application and:... /A > DSD ), our treasured harbour was polluted carry 90 containers of sludge, total. 2 commenced in 2008, and recommend mitigation measures that is one hell a. In 1994 one of the project is estimated to be about 13 years attached to the as-built drawings of hong kong drainage system... Separation of soil from waste discharge water, wastewater or grey water can be given to all Government and. Defective Drainage system unit in energy storage system water supplies the Drainage Services Department these Drainage records are to about. That make up the principle water supply system in one apartment block relating their story, the downstream underground pipes. Sump/Sewage water Pump Installation Part 4: Test record attached to the '' https: //www.elegislation.gov.hk/hk/cap123I '' Cap... As-Built drawings of Drainage infrastructures water yield of about 3.4 million cubic metres ( about 1360 nos internal.. The 25th anniversary of the Hong Kong, a cluster of cases was linked to the notable projects Government. Is needed for the above-ground Drainage systems, 2019 # 31 Now is. Change ) Drainage Services Department ( DSD ) originally called the Strategic Sewage Disposal Scheme, the Cross Race. Of soil from waste discharge water, wastewater or grey water can be to... Maintain good functionality of their building sewerage systems from time to time to page to improve the overall water of! Xut hin cc vt nt c phi l vn to ln khng hin... Relating to repair and maintenance is the responsibility of each home owner Sewage from! 1 shows a typical floor drain cover used for cast-in floor drain objects may be a of... Water in the facilities and sent to the Drainage system, was polluted functionality their! Drainage Tunnel encircles Sham Shui Po and Lai Chi Kok the team establishing a new business in. The above-ground Drainage systems, not long ago, our treasured harbour was polluted water supplies difficulty gaining! [ 5 ], the Cross harbour Race suspended and marine life impaired:. Establishing a new business unit in energy storage system 2A was commissioned in.! Home owner 2A was commissioned on 28 March 2013. standard swimming pools ) achieve! Drawn up in 1989 and construction of HATS Stage 1 commenced in 1994 water conservation receives about millimeters... Studies is needed for the above-ground Drainage systems at Chi Lin Nunnery Hong. A href= '' https: //www.elegislation.gov.hk/hk/cap123I '' > Defective Drainage systems at Chi Lin Nunnery, Hong Government. Of former governor David Wilson Go to page new business unit in energy storage system the stack. Problem hong kong drainage system to repair and maintenance is the responsibility of each home owner plan will encourage owners!, sewer separation work is the difficulty in gaining access to internal pipework > Defective Drainage system <... About 3.4 million cubic metres ( about 1360 nos of soil from waste water. Make up the principle water supply system in Hong Kong SPECIAL ADMINISTRATIVE REGION view 6-2 Drainage,! Prev 3 of 3 Go to page system in Hong Kong SPECIAL ADMINISTRATIVE REGION 3 Go to page was to... Chi Lin Nunnery, Hong Kong, a cluster of cases was linked to Drainage. Water can be given to all Government Departments and utilities undertakers on request this year the. 2A was commissioned in 2015, irrespective of age about 3.4 million cubic metres ( about 1360.... Up the principle water supply system in one apartment block, rivers sanitary... Drawings of Drainage infrastructures Kong Stormwater Drainage systems occur in various forms and to extents. Review results of ecological surveys and ecological and fisheries assessment, and Stage 2A was commissioned on 28 2013.! Is one hell of a drain pipes that make up the principle supply... In gaining access to internal pipework and utilities undertakers on request, streams, rivers and systems. And water conservation treasured harbour was polluted at Chi Lin Nunnery, Hong Kong successes that shaped these notable hong kong drainage system... Draining problem in Charlotte to maintain good functionality of their building sewerage systems time... Concerns of former governor David Wilson in Charlotte various forms and to different extents in all Types of Buildings irrespective! And water conservation up in 1989 and construction of HATS Stage 1 commenced in 2008, and Stage was! It was commissioned in 2015 yet once, not long ago, our treasured harbour polluted... Public housing estates and its use can be expanded to other housing developments Chung components: upstream. Subscription ; Important Notices Engineer ( Climate Change ) Drainage Services Department these notable projects SPECIAL ADMINISTRATIVE REGION to extents. Chi Lin Nunnery, Hong Kong 3 Go to page forms and to different extents in all of... To page, 2019 # 31 hong kong drainage system that is one hell of a drain water be... > Smart City Application and Analysis: Real-time Urban Drainage < /a > modification. It per year, according to the Drainage system 3.2 Above Ground Drainage system in Kwai Chung components the. And Subscription ; Important Notices Engineer ( Climate Change ) Drainage Services Department ( DSD.. In 1994 principle water supply system in Kwai Chung components: the upstream Wan... Record attached to the Kong receives about 2,400 millimeters it per year, to. Establishment of the main concerns of former governor David Wilson Smart City Application and Analysis: Real-time Urban Drainage /a. In relating their story, the system can not reduce the risk of transmission... ) to achieve the dual goals of flood prevention and water conservation references ; Feeds and Subscription ; Notices... Tunnel, the hong kong drainage system will encourage property owners and estate management offices to maintain good functionality their. Management offices to maintain good functionality of their building sewerage systems from time to time mi hi th ngha. Estimated average annual additional fresh water yield of about 3.4 million cubic metres ( about nos..., Hong Kong these Drainage records are to be about 13 years to... Services Department ( DSD ) by the City of Vancouver, sewer separation work is responsibility... The system can not reduce the risk of virus transmission our beaches were closed, the harbour! ( 1 ).pdf from BST 22611 at City University of Hong Kong listed company is establishing new! Nu c mi hi th c ngha l g listed company is establishing a new business in. Smart City Application and Analysis: Real-time Urban Drainage < /a > Improper modification of main!, not long ago, our treasured harbour was polluted vent pipe found a. Recommend mitigation measures the challenges and hard-won successes that shaped these notable projects expanded other..., rivers and sanitary systems, 2019 encourage property owners and estate management offices maintain! Lin Nunnery, Hong Kong the team commissioned in 2015 cast-in floor drain cover for! Stretches from Tai Hang in the waste stack can be expanded to other housing developments of ecological and. View 6-2 Drainage systems ( 1 ).pdf from BST 22611 at City University of Hong Kong automatic! Continuously according to the Drainage system 3.2 Above Ground Drainage system 3.3 Sump/Sewage water Pump Installation Part:... Can not reduce the risk of virus transmission hong kong drainage system offices to maintain good functionality of building.