Economic Service Life of Sewage Pipe and Asset Management

2019 ◽  
Vol 19 (2) ◽  
pp. 41-56
Author(s):  
Sung-Hwan Kim ◽  
Joon-Woo Park
Opflow ◽  
2013 ◽  
Vol 39 (10) ◽  
pp. 10-13
Author(s):  
Ray Reece ◽  
Bill Prehoda ◽  
Randy Moore

2017 ◽  
Vol 7 (5) ◽  
pp. 506-517 ◽  
Author(s):  
Hamed Zamenian ◽  
Juyeong Choi ◽  
Seyed Amir Sadeghi ◽  
Nader Naderpajouh

Purpose The purpose of this paper is to develop a systemic approach to evaluate physical condition of water pipeline infrastructure with limited condition assessment data that can help asset managers prioritize capital investments in maintenance projects for urban water pipeline systems. Design/methodology/approach Spatial pattern analyses are conducted in this research to find the spatial pattern of the service life of pipelines. Based on the spatial relationship, the critical areas where groups of pipelines with short service life are likely to be found were located using spatial statistical analyses. A visualized platform was also developed and used to validate the implementation of the proposed approach with the case study of urban water pipeline infrastructure in a city in the Midwest region of the USA. Findings The results of the spatial pattern analyses reveal that water pipelines are spatially clustered based on their service life. Further, it was found that on average the pipelines in the center of a city have longer service life while the average expected service life of the pipelines in the marginal areas is shorter. The interpolation method produced raster data with continuous information about the service years of pipelines that are useful for asset maintenance planning. Originality/value With the limited data, the proposed approach enables identification of the critical area of water pipelines with the likelihood of shorter service life. This result can be used as a priority rule for a rehabilitation plan and contributes to shifting from a responsive to a preventive approach in underground asset management.


Author(s):  
Basak Aldemir Bektas ◽  
Ahmed J. M. Albughdadi

Extending the useful life of bridges through better design, construction, and management is a shared effort among the bridge management community. Data in the National Bridge Inventory (NBI) is valuable for understanding the behavior of bridges throughout their service lives. While the primary reason for bridge replacement, intuitively, would be condition, research has indicated that bridge replacement may not necessarily be driven by the condition of the bridge. The estimated median service life for bridges, 53 years, is much lower than the desired service life of 75 years. This paper summarizes the results of an NCHRP Project which identified the main drivers for bridge decommissioning in the United States, based on findings from three complementary analyses using historic NBI data files, select agency records, and data from old and new structure pairs. A common finding in previous studies was that a significant portion (15–30%) of decommissioning could not be associated with any particular reason. Although poor condition is a significant factor, the major driver of bridge decommissioning is functional improvement, and this explains the majority of the unexplained cases. Structures replaced due to functional reasons tend to be replaced at a younger age, leading to a decrease in the overall decommissioning age. While decisions on functional improvement projects are not led by bridge offices, bridge networks are substantially affected by these decisions. Coordinating functional improvement decisions at the agency level and integrating relevant information with decision support tools can improve financial planning and asset management processes.


2020 ◽  
Vol 78 (12) ◽  
pp. 1276-1285
Author(s):  
Shibu John A

Enterprise asset management (EAM) systems are used by asset owners and/or operators to manage the maintenance of their physical assets. These assets, including equipment, facilities, vehicles, and infrastructure, need maintenance to sustain their operations. An EAM system provides the means to have less unplanned downtime and extended asset longevity, which offers clear business benefits that improve the profit and loss statement and balance sheet. Particularly for capital-intensive industries, like drilling and exploration, the failure of on-time delivery of critical equipment or processes is disruptive and costs nonproductive time and customer satisfaction. Organizations understand these issues and employ an appropriate asset management system to engineer their asset maintenance and management. An EAM system is needed to manage the people, assets/equipment, and processes. EAMs are used to plan, optimize, execute, and track the needed maintenance activities with associated priorities, skills, materials, tools, and information. Similarly, nondestructive testing (NDT) is used as a tool for integrity assessment of assets in drilling and exploration. The main advantage of using NDT is that the item’s intended use or serviceability is not affected. The selection of a specific technique should be based on knowledge and skills that include design, material processing, and material evaluation. Validating the purpose of this paper, we emphasize the importance of optimizing the asset utilization and serviceability to enhance overall efficiency by integrating EAM software that manages assets, the operation management system (OMS) controlling the processes, and asset inspection management systems (AIMSs).


2019 ◽  
Vol 7 (02) ◽  
pp. 79
Author(s):  
Syarief Gerald Prasetya

 Company's goal is to maximize the value of the company. Value of the company is very important for the company because the company maximize the value it will maximize the welfare of shareholders. Efforts that can be done to maximize the value of the company in one of the company through asset management. Asset management companies is an activity which is very important because the management is based on the size of the success of the company during a certain period can be known. Asset management is a potential that is owned by organizations or individuals to achieve the vision, mission and goals, or particular. However, in maximizing the value of a company diisyaratkan a growth company that is a positive development of the company that occurred in a period of timeThe aim of this research is to analyse relevantly of assets management and growth of company, is have influence and relation, or not with value of company. If in research process found by inexistence of relation and influence from assets management and growth of company, so will searching that problem and searching the othe factors perhaps existence relation and influence to value of companiesThe research shows that in PT. Tambang Batubara Bukit Asam Tbk, influential assets management according to significant towards value of companies, that is with level significant as big as 0,012. While in PT. United Tractors Tbk, assets management not influential according to significant towards value of companies, that is with level significant as big as 0,576. In PT. Tambang Batubara Bukit Asam Tbk, influential growth of company according to significant towards value of companies, that is with level significant as big as 0,015. While in PT. United Tractors Tbk, growt of company not influential according to significant towards value of companies, that is with level significant as big as 0,870Result of evaluation in this research is that value of companies do not only be influenced by factor of assets management and growth of company, but there is other factor which can influence such as profitability factor and and efficiency costKey word: management assets, growth of company, value of company


2018 ◽  
Vol 15 (1) ◽  
pp. 01
Author(s):  
Yoyo Indah Gunawan ◽  
Lerry Big Senjaya

Tujuan dari penelitian ini adalah untuk mengetahui kesehatan Bank Yudha Bhakti sebagai kelayakan  bank penempatan dana deposito Reksa Dana Pasar Uang Syailendra Dana Kas PT. Syailendra Capital.Sesuai dengan Peraturan Bank Indonesia Nomor 6/10/PBI/2004 tanggal 12 April 2004 tentang Sistem Penilaian Tingkat Kesehatan Bank Umum (Lembaran Negara Republik Indonesia Tahun 2004 Nomor 38, Tambahan Lembaran Negara Nomor 4382), maka metode yang di gunakan oleh PT. Syailendra Capital  kesehatan sebuah bank untuk menilai kelayaknya adalah menggunakan metode CAMEL (Capital, Asset, Management, Earning, Liquidity).Hasil penelitian menunjukkan bahwa rasio CAR = 18,18% (nilai poin = 5), rasio EAQ = 97,82% (nilai poin =5), rasio LDR = 94,57% (nilai poin = 5), rasio NPL = 2,07% (nilai poin = 5), rasio NIM = 8,31% (nilai poin = 4), rasio ROA = 0,40% (nilai poin= 1), dan rasio STM = 91,05% (nilai poin = 3). Sedangkan nilai total score CAMEL sebesar 84, artinya bahwa status kesehatan PT. Bank Yudha Bhakti .Tbk katagorinya sehat sehingga layak dijadikan bank penempatan dana deposito Reksa Dana Pasar Uang Syailendra Dana Kas  PT. Syailendra Capital.Hasil perhitungan masing-masing komponen rasio CAMEL diperoleh total hasil sebesar 84 Poin, ini berarti PT. Bank Yudha Bhakti .Tbk merupakan bank yang masuk kategori Sehat menurut rasio CAMEL yang sudah dihitung, maka dari itu reksa dana pasar uang Syailenda Dana Kas PT. Syailendra Capital dapat melakukan penempatan dana deposito pada bank tersebutBerdasarkan hasil penelitian tersebut maka disarankan : (1). Sebaiknya Syailendra Dana Kas PT. Syailendra Capital melakukan penempatan dana deposito pada  PT. Bank Yudha Bhakti Tbk yang katagorinya sehat sehingga akan memberikan keuntungan profit, (2) Perhitungan rasio CAMEL agar dapat menggunakan data laporan keuangan minimal selama 3 tahun, sehingga dapat juga dilihat perkembangan rasio CAMEL dari tahun ke tahun, (3). agar dalam proses pemilihan bank juga dapat mempertimbangkan berita-berita terkini dari industri perbankan mengenai bank yang akan dilihat rasio CAMEL-nya Kata Kunci : Kesehatan Bank


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