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Analysis of Sheet Pile Assets Management in Musi River Baniva, Ratih; Iqbal, Maulid M.; Fitriani, Heni
Indonesian Journal of Environmental Management and Sustainability Vol. 3 No. 2 (2019): June
Publisher : Research Centre of Inorganic Materials and Complexs

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (747.225 KB) | DOI: 10.26554/ijems.2019.3.2.60-66

Abstract

Sheet pile, located on the bank of Musi River in Palembang, is the city master plan in the development of Palembang City. The construction of the sheet piles in Musi River was built from 2006 to 2014 but until now there is no further management on the working sheet piles. The aims of this study were to identify the management status of Musi sheet piles and to analyze the damage level that occured in Musi sheet piles in Palembang. Based on the results of the analysis, it can be obtained that the management status of the sheet pile was the authority of BBWS Sumatera VIII as the constructor and the owner of sheet pile assets, and it is planned that there will be a Musi sheet pile management program in 2019. Sheet piles were in a good condition on the components of pile cap structure, sheet pile, and platform in 16 Ilir, 9-10 Ulu, 14 Ulu, and the structure component of the sheet pile in 16 Ilir and 10 Ulu which had percentage of damage less than 10%. A good condition was also seen on the structure components of the fence support that had percentage of damage about 0,28% for ths sheet pile in 9-10 Ulu and 1,45% for the sheet pile in 14 Ulu. Sheet piles, in mildly damaged conditions, occured in sheet pile structural components of 10.38% in 11-14 Ulu. Sheet pile components in good condition and moderate damaged condition repairs can be done with preventive maintenance or minor repairs. Meanwhile, the sheet piles in a condition of heavily damaged occurred in the supporting structure of the fence by 41.82% at 16 Ilir improvements are made with corrective maintenance.
Analisis Pengaruh Pelatihan dan Sertifikasi terhadap Produktivitas Pekerja Kodri, Irfa; Fitriani, Heni; Juliantina, Ika
MEDIA KOMUNIKASI TEKNIK SIPIL Volume 24, Nomor 1, JULI 2018
Publisher : Department of Civil Engineering, Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (677.507 KB) | DOI: 10.14710/mkts.v24i1.17331

Abstract

Worker productivity is an important part of the successful development of human resources and infrastructure building. One of the ways to improve workers’ productivity is using training and worker certification. Therefore, there is a need to analyze the effects of training and certification on worker productivity with case study lightweight brick and steel rods workers in some projects in Palembang. This study aims to analyze the productivity value of workers between certified trained workers (TS) and untrained noncertified workers (BTBS) in the field. Furthermore, comparisons were also conducted on productivity based on field survey and Indonesian National Standard (SNI). This paper also analyzed the significant factors that affect workers productivity in the field. This productivity appraisal used field observation methods and questionnaire. From the results of the study, it was concluded that the training and certification of the workforce greatly affected the worker’s productivity; but some of workers’ productivity of trained workers (TS) and untrained noncertified (BTBS) met the standards of SNI, some did not. This was due to the influence of other factors beyond training and certification of the productivity value of handyman. Furthermore, based on t test results, the factors that significantly affect the productivity of workers were the skills of labor (X1), work motivation (X2) and management (X4). Thus the available regression equation was Y =0,024 +0,332 X1 + 0,676X2 -  0,039X4 + e.
The Use of BIM Technology in Analyzing Building Energy and Economic Feasibility of Solar Panel Rifqi, Muhammadiya; Fitriani, Heni; Wardhani, Puteri Kusuma
Indonesian Journal of Environmental Management and Sustainability Vol. 5 No. 2 (2021): June
Publisher : Research Centre of Inorganic Materials and Complexs

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26554/ijems.2021.5.2.58-66

Abstract

Buildings contribute more than 40% of world energy consumption, so it is feared that it will cause energy problems in the future, especially in the construction sector. One solution to reducing this problem is by analyzing energy use at the initial design stage and utilizing solar energy as one of the solar power plants (PLTS) in office buildings. To analyze the use of energy in buildings, Building Information Modeling (BIM) was used. The purpose of this research is to analyze the annual energy level of office buildings in Palembang using BIM software, namely Autodesk Revit. The number of solar panels as well as the amount of energy were also identified using web-based software (HelioScope) resulting the economic feasibility as indicated by the installation of solar panels as a component of PV mini-grid. The results showed that the use of BIM technology in analyzing building energy can provide a detailed description of the building model at the design stage. Revit analysis indicates that the building consumed electrical energy per year for about 3,647,713 kWh with a roof area of 1,657 m2. In addition, based on the HelioScope analysis, the use of renewable energy from the installation of PLTS was 152,900 kWh/year. Meanwhile, for economic feasibility analysis, the installation of PLTS in office buildings can provide a positive Net Present Value (NPV), indicating a feasible project.
Students’ Perception towards Green Building Practices Fitriani, Heni; Hilala, Eufrasia
Indonesian Journal of Environmental Management and Sustainability Vol. 5 No. 3 (2021): September
Publisher : Research Centre of Inorganic Materials and Complexs

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26554/ijems.2021.5.3.88-94

Abstract

Green building practice has been gaining its popularity nowadays due to its significant benefits in protecting environment from threat caused by construction activities. It appears that there is a poor perception among construction players about green building in Indonesia. The students also play an important role in the development of construction especially green building in the future. This study aims to analyze the students’ perceptions of civil engineering and architecture students of University of Sriwijaya towards green building practices. The questionnaires were used for data collection which covered the basic understandings, criteria, benefits, and challenges of green building. There were about 240 respondents consisting of 153 from civil engineering and 87 respondents from architecture. The validity and reliability tests were conducted. The results showed that there is a positive impact on the perceptions among students towards green building adoption. Based on the analysis, the major benefit perceived by students was to reduce construction waste with a mean value of 4.67. Therefore, the reduction of construction waste will minimize the environmental damage and conserve natural resources. It was also found that the lack of knowledge from project team members about green building became the most significant challenge towards green building practices based on students’ perception. This study could offer valuable information related to benefits and challenges towards green building implementation among university students so that university could improve teaching materials and methods by applying the current issues in the construction sector.
Understanding Civil Engineering and Architectural Engineering Students’ Perceptions about BIM Practices Fitriani, Heni; Yanti, Audrey Fitri; Foralisa, Mona; Muhtarom, Ahmad
Jurnal Teknik Sipil dan Perencanaan Vol 23, No 2 (2021): Jurnal Teknik Sipil dan Perencanaan
Publisher : Semarang State University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15294/jtsp.v23i2.29907

Abstract

The use of BIM within construction industry is experiencing development. However, the development of BIM in Indonesia is still very limited. One of the inhibiting factors in the development of BIM is the inadequate availability of BIM specialists and professionals in the construction industry so that an active role of students is needed as the main target in meeting the needs of the construction industry in Indonesia. This research was conducted to analyze the perceptions of students of the Sriwijaya University in the civil engineering and architecture study programs regarding perceptions of knowledge, benefits, adoption, and development of BIM. This study used a quantitative approach. Data collection was carried out using a questionnaire. It was stated that ‘BIM technology and concepts are important for students to learn’ was to be the highest rank with an average score of 4.70 for Civil Engineering and 4.56 for architecture students. The result shows that the benefits of BIM that influence the most in the construction industry are to improve the quality of construction and enhance design visualization. The most significant driving factor on the development and adoption of BIM is education and training on using BIM software. In addition, the most significant inhibiting factors that influence the development and adoption of BIM are lack of education or training on the use of BIM and lack of knowledge on how to implement BIM software.