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Contact Name
Asrial
Contact Email
asrial@staf.undana.ac.id
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INDONESIA
Palmyra Fiber as Additional Materials on Solid Concrete Brick of Aggregate
ISSN : 20399340     EISSN : 20392117     DOI : 10.36941/mjss
The use of waste as an additional material on the building work was increasingly actively developed, such as straw, styrofoam, bagasse, cow manure. The key drivers of the use of waste is the potential for waste is increasing, due to the depletion of non-renewable resources. Papyrus rod diameter 60 cm, length 30 meters, has a volume of 5,652m3 as well as the edges of the Rods that can be used for construction with a thickness of 3 cm has a volume 0,942m3, Pith and fiber volume content of the stem 4,71m3/rod, then in one rod, there are 2 to 3 bunches each fruit bunches yield as much as 20 to 30 items for one harvest, by weight of fruit fiber 101.2 gram / fruit, Fiber characteristics are round and smooth is expected to reduce cracks in solid concrete brick and also can reduce the use of sand. This study aims to determine the compressive strength of the composition of the additional material of Rods fiber content and Fiber of palmyra fruit with a percentage 3%, 6% and 9%, mixing ratio; 1 cement and 5 sand in the manufacture of solid concrete brick. Rods fiber content used the average Ø1,031mm with a tensile strength of single fiber 39,305N / cm and fruit fiber to an average value Ø0,40mm with a tensile strength of single fiber 33,691N / cm. Making test specimen with a length of 20cm, width 10cm and thick 8cm. The test results of compressive strength after 14 days with the lowest value at 3% of additional material combination of fiber content of 6% fiber stem and fruit by 70,384Kg/cm²with a water content of 15,254% In weight position 2,935Kg as well as the highest value on the combination of additional material 0% rods fiber content and 3% fruit fiber by 98,821Kg/cm² with a water content of 15,031% In weight position 3,058Kg. While N (without additional material) with a compressive strength below the average id 63,704Kg/cm2 with water content of 10,167 in weight position 3,072Kg. Research result of solid concrete brick with additional material of rods fiber content and palmyra fruit fiber was included on the type B70, the average value of the compressive strength of 78.57 Kg / cm² (SNI-03-1348-1989) with a water content of <25%.
Articles 17 Documents
Search results for , issue "Vol. 12 No. 6 (2021): November 2021" : 17 Documents clear
Companies and the Constitutional ‘Right to Life’: A Critical Analysis of the Companies Act 71 of 2008 Phiri, Siphethile
Mediterranean Journal of Social Sciences Vol. 12 No. 6 (2021): November 2021
Publisher : Richtmann Publishing

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36941/mjss-2021-0061

Abstract

Corporate law is founded on the fictitious principle of the separate legal personality of a company. This principle entails that a company is a juristic person, separate and distinct from any persons involved with the company. Because of their juristic nature, companies can acquire rights and incur liabilities in their own capacity. This corporate-law principle is rooted in section 8(4) of the Constitution of the Republic of South Africa, 1996 (hereafter the Constitution) which expressly provides the Bill of Rights applies to juristic persons subject to the stated considerations. The fact that companies as juristic persons, similar to natural persons, are entitled to the rights and freedoms contained in the Bill of Rights reveals that the Constitution recognises companies as ‘persons’. In this light, the article investigates how the Companies Act 71 of 2008 (hereafter the Companies Act) has embraced the constitutional right to life of companies as juristic persons as provided for in section 11 of the Constitution. To achieve this aim, the author applies the doctrinal legal research methodology – a legal research model which entails an examination of so-called ‘black-latter law’ with the Companies Act being the principal instrument. The results show that, although companies to do not enjoy the right to life in the same manner as natural persons, the literature examined reveals that the Companies Act recognises company’s constitutional right to ‘life’. In many instances, the right to continued existence of companies is promoted in various ways, including the introduction of the novel concept of business rescue by the Companies Act as a way of promoting the right to ‘life’ of companies. Received: 20 August 2021 / Accepted: 7 October 2021 / Published: 5 November 2021
Environmental Implications of Municipal Dump Site on Soil Nitrogen in Calabar Metropolis, Nigeria Ediene, Victoria Francis; Akeh, Linus Beba; Iren, Otobong Benjamin; Afu, Sunday Marcus; Aki, Ene Emmanuel; Olim, Denis Michael
Mediterranean Journal of Social Sciences Vol. 12 No. 6 (2021): November 2021
Publisher : Richtmann Publishing

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36941/mjss-2021-0062

Abstract

Organic matter exhibit strong variations in nitrogen retention and transformation cycle in soil. However, nitrogen could be altered by seasonal variations, leading us to hypothesize that the open municipal waste dump site in Calabar exposed to dry and wet season could alter nitrogen dynamics in that soil. A total of sixty (60) composite soil samples were collected at different landscape positions (summit crest, shoulder slope, toe slope, interfluve slope, valley floor) of a municipal dump site and a control (no refuse area) during the dry and wet seasons in Calabar and analyzed to ascertain the effects on forms and status of soil nitrogen. The soils were loamy sand across the study location with pH values of 4.50, 7.00, 6.70, 7.30, 5.00, 7.30 (dry season) and 5.00. 7.30, 7.00, 7.40, 5.90, 7.40 (wet season) for the control, summit crest, shoulder slope, toe slope, interfluve slope and valley floor accordingly. Values obtained for total nitrogen (N) from the study site were generally low (<0.21 %), with values for dry season slightly higher than the wet season. NH4+ recorded higher content in wet than in dry season with values ranging between 12.11-14.11 mg/kg (control), 14.60 - 15.90 mg/kg (Summit crest); 18.25 - 20.05 mg/kg (Shoulder slope), 18.30 - 20.20 mg/kg (Toe slope), 12.30 - 14.00 mg/kg (Interfluve slope) and 9.24 -11.07 mg/kg (Valley floor). The Shoulder and toe slopes recorded the highest NH4+ concentration in the wet season. N02- contents documented for the control site were within the ranges of 2.78- 3.20 and 3.22-3.62 mg/kg while the dumpsite had values between 2.49-3.45 and 2.98 -3.22 mg/kg was observed for the shoulder position, the toe slope contained between 2.30-2.75 and 2.70 -2.82 mg/kg, the inter fluve slope had similar ranges of 2.32-2.90 and 2.70-3.08 mg/kg, and the valley floor 2.45-2.60 and 2.78-2.98 mg/kg. N02- values were higher for the wet than dry season. NO3- nitrogen was observed to be excessive across the dumpsite with the highest values > 80 mg/kg obtained at the valley floor. The NO3- values were higher in dry season across the all the landscape positions than in the wet season. The values were equally higher for the dumpsite than the control. It was observed that the dumpsite soils contend excessive NO3- which could be converted to nitrous oxide (N2O) thus contributing to green house (GHG) emissions. It was also noted that seasonal variation did not significantly affect the N content at the different landscape positions of the municipal dumpsite in Calabar. It is highly recommended that municipal waste be sorted and the organic materials composted to harness the rich NO3- content as observed in this research. Received: 22 September 2021 / Accepted: 25 October 2021 / Published: 5 November 2021
Load-shedding and the Declining Energy Availability Factor: A Case Study of a South African Power Station Kock, Z.; Govender, Krishna K.
Mediterranean Journal of Social Sciences Vol. 12 No. 6 (2021): November 2021
Publisher : Richtmann Publishing

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36941/mjss-2021-0063

Abstract

Through a mixed methods study, which included a survey among a stratified sample of 70 employees and interviews with 11 managers, this paper reports on the factors which led to a decline in power generation by Eskom’s Camden Power Station. The impact of the declining energy available factor (EAF) was significant, primarily on economic activities, employment, revenue loss due to load-shedding, and corporate social responsibility. The main causes of the declining EAF included leadership instability, financial constraints, inadequate plant maintenance, process-related challenges, bottle necks in the procurement of replacement parts, poor quality spare parts, high staff turnover, poor employee morale, poor workmanship and poor quality coal.It is recommended that funding for EAF related projects be prioritized, the performance of the acting managers needs to closely managed, sources of coal be streamlined, the training of quality control personnel and contract supervisors be improved and staff morale be urgently addressed. Received: 7 September 2021 / Accepted: 7 October 2021 / Published: 5 November 2021
Enhancing Food Security Through Systematic African Women Empowerment in South Africa Masuku, Mfundo Mandla; Garutsa, Tendayi
Mediterranean Journal of Social Sciences Vol. 12 No. 6 (2021): November 2021
Publisher : Richtmann Publishing

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36941/mjss-2021-0064

Abstract

This paper critically argues how the gender and development approach influences food security for women. A critical literature review analysis was conducted using peer-reviewed publications and grey literature from relevant organisations. Sources from 1993 to 2020 were manually selected from Sabinet and Google Scholar using a purposive and snowball approach and 69 articles were analysed. Findings indicated that although the Gender and Development approach is useful in understanding the issue of food security within the South African context, a post-development feminist approach can guide policy frameworks that recognise differences in women when addressing food insecurity, to enhance women empowerment. This paper recommends that gender and food security issues ought to be conceptualised and understood in a multidimensional sense, using various determinants which include consumption, income, poverty and human development. Received: 21 September 2021 / Accepted: 25 October 2021 / Published: 5 November 2021
Emerging Roles of Small and Medium Enterprises in the Fourth Industrial Revolution in Africa Adegbite, Waliu M.; Govender, Cookie M.
Mediterranean Journal of Social Sciences Vol. 12 No. 6 (2021): November 2021
Publisher : Richtmann Publishing

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36941/mjss-2021-0065

Abstract

The Fourth Industrial Revolution (4IR) is more than just technology-driven change, disruptive innovation impacts core industries, including the informal sector. Expectedly, the revolution will raise the level of innovation and creativity of the manufacturing SMEs through the Industrial Internet of Things (IIoT). Unfortunately, fewer studies attempted to examine the knowledge level of SME’s adoption of 4IR technologies, and their benefits to the sector in low-income countries, especially in Africa. This research paper takes a closer look at the expected roles of SMEs. It examines the emerging roles of SMEs in the 4IR towards sectoral growth and intending transformation of the informal sector in Africa. Twenty-nine studies dealing with this range of topics are examined in the framework of a systematic review. Although the reviews showed that the level of awareness on the benefits of adopting 4IR technologies in manufacturing SMEs is increasing, research has not highlighted the specific roles expected of SMEs in the digital revolution, especially in low-income countries like Africa. The study identified from the literature that if SMEs are fully transited into industry 4.0, small businesses in Africa will mobilise future jobs, create a new business model, and promote the internationalization of SME products, among others. The study proposed a framework to facilitate the role of SMEs in the 4IR. A unique regional approach towards governance and cooperation focusing on 4IR to grow the activities of the SMEs for regional development may be necessary for Africa. Received: 27 June 2021 / Accepted: 26 September 2021 / Published: 5 November 2021
Concept of Increase Enrolment: Its effect on teachers in Ghana Akoto-Baako, Hansen; Heeralal, Prem Jotham; Kissi-Abrokwah, Bernard
Mediterranean Journal of Social Sciences Vol. 12 No. 6 (2021): November 2021
Publisher : Richtmann Publishing

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36941/mjss-2021-0066

Abstract

This study investigated the effects of increase in enrolment on teachers in second cycle institutions in Ghana. The effects of increase enrolment on teacher’s work load, classroom management, health, social life and classroom interaction. The study employed the pragmatic paradigm and mixed method approach. Concurrent triangulation comprising descriptive survey for the quantitative phase and a case study for the qualitative phase. Self-developed questionnaire and semi-structured interview schedule were used to collect data from respondents. A total of hundred and forty-seven (147) respondents were used for the study. It was made up of one hundred and forty (140) teachers used at the quantitative phase and seven (7) head teachers used in the qualitative phase. The study found out that increase enrolment increased the workload of teachers significantly, and exposed teachers to health challenges. The study also revealed that increase enrolment made it very difficult for teachers to manage their classrooms and interact with students during instructional periods. The study recommended that teaching assistants be assigned to all teachers, government should set up a special body which is made up of occupational counsellors, psychologists, physicians who will tasked to organize programs on monthly bases to educate teachers on how to manage work related stress they encounter. Finally, the government should build more schools and make it a priority to train more teachers. Received: 15 September 2021 / Accepted: 16 October 2021 / Published: 5 November 2021
Assessing Local and National Government Interaction in LED: A Policy Evaluation of South Africa’s Metros Soga, Babalwa; Vyas-Doorgapersad , Shikha
Mediterranean Journal of Social Sciences Vol. 12 No. 6 (2021): November 2021
Publisher : Richtmann Publishing

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36941/mjss-2021-0067

Abstract

The article examined the adoption of the 2018-2028 National Framework for Local Economic Development (NFLED 2018-2028) in South Africa eight metropolitan municipalities. The article employs a qualitative research approach whereby a document analysis of municipality strategic reports reveals that there is low adoption of the National Framework for Local Economic Development in South African metros. The findings confirm that whilst metropolitan municipalities cannot be expected to share the exact policy adoption considerations due to their political, administrative, economic and demographic heterogeneity, it is suggested that there should be a balanced level of policy standardisation when it comes to LED and other municipal kep performance areas (KPAs). The article concludes that South Africa’s metropolitan municipalities had not adopted most of the five enabling pillars of the National Framework for LED 2018-2028 as part of the key performance areas (KPAs). This points to the discord between national LED policies and local level LED planning. While there is a need for LED planning decentralisation to meet local needs in metros, general alignment with national policies could assist in unlocking intellectual and financial resources that municipalities lack. Received: 23 September 2021 / Accepted: 25 October 2021 / Published: 5 November 2021

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