scholarly journals KAJIAN PENERAPAN PRINSIP WATER CONSERVATION SESUAI STANDAR GREENSHIP NEW BUILDING VERSI 1.2 STUDI KASUS: GEDUNG P1 DAN P2 UNIVERSITAS KRISTEN PETRA SURABAYA

2018 ◽  
Vol 5 (2) ◽  
pp. 9-16
Author(s):  
Steviani Dewi Teddy ◽  
Jimmy Priatman ◽  
Nugroho Susilo

Isu green building dewasa ini menjadi sangat penting untuk diterapkan. Alasan utamanya adalah karena bangunan mengkonsumsi begitu banyak sumber daya alam, di tengah-tengah krisis energi dan air yang sedang melanda dunia. Penelitian ini dimaksudkan untuk mengetahui seberapa besar penghematan air yang dapat dicapai oleh gedung P1 dan P2 dengan menerapkan konsep penggunaan fitur hemat air, rainwater harvesting, serta daur ulang grey water. Penghematan ini berkaitan dengan jumlah poin yang berpotensi diperoleh gedung P1 dan P2 untuk credit WAC 1 sampai dengan WAC 6 menurut Greenship New Building Versi 1.2.   Untuk memprediksi penggunaan air di gedung P1 dan P2, dilaksanakan survei melalui kuesioner. Pengguna gedung P, W, dan T Universitas Kristen Petra Surabaya dipilih secara acak sebagai responden. Dari hasil kajian, desain asli gedung P1 dan P2 berpotensi memperoleh 17 poin untuk kategori water conservation dari total 20 poin. Usulan-usulan diberikan untuk menyempurnakan desain gedung P1 dan P2 sehingga bisa mencapai perolehan 20 poin maksimum.   Nowadays, green building issue has become very important. The main reason is that buildings consume much of natural resources, in the middle of world energy and water crisis which is happening around the world. The goal of this research is to find out how much water saving that P1 and P2 building can achieve by applying the concepts of water saving fixture usage, rainwater harvesting, and grey water recycling. This saving is related to how many points that bulding can potentially achieve for WAC 1 to WAC 6 credit according to Greenship for New Building version 1.2 standard.   To predict water consumption at P1 and P2 buildings, a questionnaire survey was conducted. Occupants of P, W, and T buildings of Petra Christian University Surabaya were randomly chosen as respondents. As the result of this research, P1 and P2 building original design is potential to achieve 17 points out of total 20 points. Suggestions are proposed to perfect the design of P1 and P2 building in order to achieve maximum 20 points.

2018 ◽  
Vol 73 ◽  
pp. 04019
Author(s):  
Kancitra Pharmawati ◽  
Dhuhri Hidayatullah ◽  
Priyadi Wirasakti

Water conservation aspect is a part of Green Building concept. In addition, to save more first clean water consumption, The X Hotel applied water conservation aspect, which are the WAC 3 (Water Recycling), WAC 4 (Alternative Water Resources), and the WAC 5 (Rainwater Harvesting) (GBCI, 2013). The plumbing installation system with water conservation aspects at X Hotel aims to distribute first class clean water, dispose of the wastewater to a treatment site with appropriate water requirements refers to SNI 03-7065-2005 X Hotel required 114,640 m3/day of first class clean water, and 91,71 m3/day of the total wastewater discharge, includes 18,35 m3/day of black water and 73,36 m3/day of gray water. The X Hotel has additional alternative sources of water condensate from air conditioner (AC) about 44,16 m3/day and 52,53 m3 of rainwater, that can be used for water closet and urinal flushing in the public area at the Hotel, after through the anaerobic – aerobic biofilter STP (Sewerage Treatment Plant) and membrane filtration unit. After the calculation, water conservation aspects application can reduce first class clean water needs with an efficiency around 10%.


2021 ◽  
Vol 6 (4) ◽  
Author(s):  
Fuad Muhamad ◽  
Eka Wardhani

The Cibinong Tower Mahoni Tower Apartment located in Bogor Regency is a residential residence consisting of 21 floors. Apartment development is influenced by the need for housing which continues to increase along with the rate of population growth and limited land. The impact of apartment construction will affect the availability of clean water in the future due to an increase in the need for clean water. West Java Provincial Regulation Number 13 of 2013 concerning Buildings requires developers to carry out water efficiency. Referring to the regulation, this apartment implements water conservation based on the Green Building Council Indonesia (GBCI) concept which aims to save water use. The research method used is the use of water-saving plumbing features which aims to find out how efficient the use of water is. Based on the results of the study, the population in the Cibinong Tower Mahoni Tower Apartment was 794 people with clean water needs of 67,366.68 l/day. The use of water-saving plumbing equipment can save water use by 6.01% or 4,060.71 l/day.


2019 ◽  
Vol 11 (7) ◽  
pp. 2036
Author(s):  
Ying Zhao ◽  
Yani Bao ◽  
Wai Lee

The fresh water supply is finite, but the fresh water demand is infinite. A sustainable supply of fresh water is emerging as one of the most critical resource issues in the world. Hong Kong is one of the highest per capita fresh water users in the world. This has led to many government initiatives to promote water-saving habits in Hong Kong. However, after almost a decade of efforts, there has been no obvious reduction in consumption. Little has been done to identify the reason for this. Through the use of questionnaire surveys, site measurements, and controlled experiments, the aim of this study is to investigate the level of adoption of different water-saving habits, the most influential water-saving habits, and the barriers to the adoption of water-saving habits in residential buildings in Hong Kong. It was found that if the policies are targeted to break the identified barriers, then there is a potential for reducing the total domestic fresh water consumption in Hong Kong by 14.7%. It was also found that the knowledge of water scarcity and good water use habits are not the barriers to the adoption of water-saving habits in Hong Kong households. Rather, the government should draw public’s attention to the environmental impact of water usage and the high fresh water consumption level of Hong Kong people to break the knowledge barrier and should re-examine the water tariff to break the motivation barrier. The results of this study provide useful information for decision makers in the context of water conservation in Hong Kong as well as elsewhere in the world.


2013 ◽  
Vol 838-841 ◽  
pp. 3073-3076
Author(s):  
Jing Bo Zhao ◽  
Fang Zhang ◽  
Li Peng Dong ◽  
Tian Xie

21st century common theme is sustainable development, efficient green development model for urban construction must shift from the traditional high-consumption model of development, green building is the only way for the implementation of this shift is the world's architectural development the inevitable trend. Cut costs - water-saving green buildings, will promote water conservation and water use practices improved and full implementation, thus promoting the development of green building in China.


2020 ◽  
Vol 8 (10) ◽  
pp. 138-141
Author(s):  
A. Verma ◽  
P Shrivastava ◽  
S B Nahatkar

Water is the lifeline of any nation’s richness and development. We should conserve water for future generations as it can be big trouble for the country. Since ancient times, the region of high prosperity for water resources was considered a subcontinent, but today like other countries of the world, India's water crisis problem, is vivid. India is the world's largest groundwater extractor, pumping about twenty-five percent of the world's groundwater use annually. Five of the world's 20 largest cities in water stress are in India, with Delhi in second place. India has 16% of the world's population and only 4% of the world's water resources, which are rapidly reducing. Daily struggles for the fetching water, mismanagement of wastewater, improper sanitation are common features affecting human health and the economy of the nation indirectly. The situation calls for widespread intrusion in the management of this rapidly growing problem. The water crisis will not go away on its own. On the contrary, it will deteriorate until we respond as a global community and use water responsibly. Therefore, before it is too late, let us all pledge to use water wool as individuals, families, communities, companies, and institutions. Intelligence is not in elegance, but preservation so that our future generations can enjoy the joy and touch of water.


2020 ◽  
Vol 1 (2) ◽  
pp. 157
Author(s):  
Wahyudi Wahyudi

The developing of construction in Bogor Regency affected by citizen’s growth caused by urbanization. Citizen’s growth of Bogor Regency is estimated to reach 5.9 million people in 2021. Menara Apartment Cibinong construction indirectly could be increasing water needs which affected domestic waste water amount. To minimalizing that problem, there is need to be a planning of plumbing system for clean water and waste water and also the green building concept. With the water conservation includes  the reduction of water usage. This water saving plumbing device. The chosen Water Saving Plumbing Equipment because could be saving water up to 33% from initial water needs as amount 305.88 m3/day.Keywords plumbing, Green Building, water saving plumbing device


2011 ◽  
Vol 12 (1) ◽  
pp. 25
Author(s):  
Budi Harsoyo

Munculnya konsep air virtual berasal dari kesadaran tentang menipisnya persediaanair dari dunia saat ini yang mengharuskan kita untuk mulai memikirkan cara-cara untukmenghemat air. Konsep yang telah mengungkapkan realitas paradoks transfer air daridaerah surplus ke daerah air krisis air secara virtual telah diterapkan oleh beberapanegara yang mulai mengalami kelangkaan air saat ini dalam kegiatan perdaganganinternasional. Makalah ini bertujuan untuk meninjau konsep air virtual, berdasarkanreview beberapa makalah dan artikel yang berhubungan dengan tema terkait. Makalahini juga menjelaskan tentang definisi air virtual, bagaimana cara menghitungnya,dan signifikansi konsep ini dalam kaitannya dengan perdagangan internasional danpergerakan air konservasi air secara global.The emergence of virtual water concept originated from the awareness about thedepletion of water supplies from the world today that require us to begin to think of waysto save the water. The concept which has revealed the reality of paradoxical transfer ofwater from water surplus areas to water crisis areas in virtual has been applied by somecountries that began experiencing water scarcity is currently in its international tradeactivities. This paper aims to review the concept of virtual water, based on a review ofseveral papers and articles dealing with related themes. This paper also explained about the definition of virtual water, how is it calculated, and the significance of this concept in relation to international water trading and water conservation movement globally.


2011 ◽  
Vol 63 (7) ◽  
pp. 1357-1365 ◽  
Author(s):  
P. Roccaro ◽  
P. P. Falciglia ◽  
F. G. A. Vagliasindi

In this study different water saving measures (structural and non-structural) were implemented in different urban buildings. A monitoring program of water consumption was carried out to verify and compare the effectiveness of high-efficiency plumbing fixtures and educational programs in different types of buildings (two residential houses, two Middle Schools and two Sport Centres) located in a drought experienced region (Sicily, Italy). In all cases, relevant water conservation percentages were achieved with prominent values in public buildings. The highest water conservation (up to 60%) was observed in two Middle Schools, where a large amount of water was wasted. Overall, the structural measures led to high water conservation, while the educational programs did not always improve the water saving effectiveness. These results highlight that in some urban areas the awareness of water conservation is not well established and large volumes of water are wasted, especially in public buildings, due to faulty plumbing fixtures. Governments and Environmental Agencies should promote with more effort water saving measures in order to support green building policy and global sustainability.


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