Abdullah Abdullah
Jurusan Teknik Sipil, Fakultas Teknik, Universitas Syiah Kuala

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HUBUNGAN DAN PENGARUH FAKTOR-FAKTOR RISIKO RANTAI PASOK MATERIAL TERHADAP KINERJA PROYEK PEMBANGUNAN GEDUNG DI KABUPATEN PIDIE JAYA DAN BIREUEN Fahmi M. Hasan; Mochammad Afifuddin; Abdullah Abdullah
Jurnal Arsip Rekayasa Sipil dan Perencanaan Vol 2, No 4 (2019): Jurnal Arsip Rekayasa Sipil dan Perencanaan
Publisher : Prodi Magister Teknik Sipil Unsyiah

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24815/jarsp.v2i4.14953

Abstract

The disaster of an earthquake measuring 6.4 on the Richter Scale (SR) that hit Pidie, Pidie Jaya and Bireuen Districts on December 7, 2016 has resulted in damage to infrastructure and facilities. In an effort to accelerate post-disaster rehabilitation and reconstruction, the Ministry of Public Works and Public Housing, carried out the rebuilding of the At-Taqarrub Mosque, Ulee Glee Market in Pidie Jaya District and Al-Aziziyah Islamic College in Bireuen District. Some of the risks that occur in the implementation of the project are the replacement of material use, the late submission of material proposals from the executor, material fabrication far from the project location, the disruption of land traffic to the project location, instructions for accelerating work so the building is functional before the contract ends from the owner. and there are limitations to suppliers in meeting a large demand for material in a short time. This study aims to analyze the level of relationship and the form of influence between material supply chain risk on project performance. This study uses a combined method, which combines qualitative and quantitative approaches through questionnaires. Respondents were directed at 20 planning personnel, 26 implementing personnel, 6 construction management personnel and 13 owner staff. The independent variables reviewed are supply, control, process and demand factors, while the dependent variable is project performance. The results showed that all material supply chain risk factors had a high relation to project performance. All material supply chain risk factors have a significant effect on project performance, which is equal to 78.8%. The material supply chain risk factor that predominantly affects project performance is the demand factor, with a regression coefficient of 0.283. This means that if the demand factor is handled properly by the executor and the owner, the project performance will increase by 28.3%.
FAKTOR-FAKTOR YANG MEMPENGARUHI KONSUMEN DALAM MEMILIH PERUMAHAN (STUDI KASUS: PERUMAHAN VILLA CITRA DAN VILLA BUANA GARDENIA) Zamzami Zamzami; Abdullah Abdullah; Hafnidar A. Rani
Jurnal Arsip Rekayasa Sipil dan Perencanaan Vol 1, No 1 (2018): Jurnal Arsip Rekayasa Sipil dan Perencanaan
Publisher : Prodi Magister Teknik Sipil Unsyiah

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24815/jarsp.v1i1.10367

Abstract

The city of Banda Aceh, apart from being the administrative center of Aceh's administration, is also a center of economic, educational and trade activities, so that economic growth and population are growing rapidly. Consumer preferences in choosing housing varies greatly, because every individual has different desires in choosing the desired housing. The purpose of this study is to determine the preferences of consumers in choosing and determine the desired housing. Based on the result of correlation analysis, that the quality factor/character of social environment (Xe6) correlation between consumer preferences in choosing Villa Citra housing equal to R = 0,358 shows "low" relationship level while consumer preferences in choosing Villa Buana Gardenia housing show value equal to R = 0,585 show level of relationship "moderate or moderate". Multiple linear regression analysis obtained significant value that is in variable (Xe7) equal to 0,066 or in "condition and shape of house" while for Villa Villa Gardenia from multiple linear regression analysis obtained value of regression coefficient that is at variable (Xi4) equal to 0,006 that is or on "motivation to stay" and the variable (Xi5) of 0.038 is the quality/character of the social environment. This shows that the relationships in these variables have significant relationship values.
FAKTOR SISA MATERIAL YANG MEMPENGARUHI BIAYA PADA PELAKSANAAN PROYEK KONSTRUKSI GEDUNG DI PROVINSI ACEH Julsena Julsena; Abdullah Abdullah; Anita Rauzana
Jurnal Arsip Rekayasa Sipil dan Perencanaan Vol 1, No 4 (2018): Jurnal Arsip Rekayasa Sipil dan Perencanaan
Publisher : Prodi Magister Teknik Sipil Unsyiah

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24815/jarsp.v1i4.12465

Abstract

The material has a large percentage of 50-70% of the total project cost. Good management can reduce the occurrence of excess material waste. The remaining material that has not been identified, will make the contractor does not know what percentage of losses caused by the remaining material in the project site. This study aims to identify the dominant factors causing the residual material, and to analyze the relationship and the influence of the remaining factors of material on the cost of building construction projects in Aceh Province. This study uses a mixed method, which combines qualitative and quantitative approaches through the distribution of questionnaires. Respondents addressed to the project manager of building contractor company with sub-field BG004 ranging from medium qualification (M1, M2), and large (B1). Based on the data of Construction Services Procurement Service (LPJK) in 2017 the number of contracting companies obtained as many as 215 companies, using Slovin formula then the research sample obtained as many as 68 companies. The sampling technique used is simple random sampling, randomly regardless of the strata present in the population. Of the 68 companies selected, construction costs range from Rp. 588,000,000 up to Rp. 30,251,965,000, with implementation period from 2010-2017. Data processing consists of validity, and reliability, while data analysis consists of descriptive analysis, simple correlation and multiple linear regression through Statistical Product and Service Solution (SPSS) version 22 software. The results show that the dominant remaining material factor that occurs during project implementation building construction in Aceh Province is a residual factor with a mean of 4.729. The design, procurement, handling and implementation factors have low correlation with Spearman coefficient of 0.260, 0.295, 0.373, and 0.296, while the residual factor has a very low correlation with Spearman coefficient of 0.130 to the cost of building construction projects in Aceh Province.
KAPASITAS GESER BALOK PROFIL I FERRO FOAM CONCRETE Nanda Mahathir; Mochammad Afifuddin; Abdullah Abdullah
Jurnal Arsip Rekayasa Sipil dan Perencanaan Vol 4, No 3 (2021): Jurnal Arsip Rekayasa Sipil dan Perencanaan
Publisher : Prodi Magister Teknik Sipil Unsyiah

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24815/jarsp.v4i3.24508

Abstract

Lightweight concrete has a lower density than regular concrete. Foam concrete is one type of lightweight concrete. Aceh is one of the earthquake-prone provinces in Indonesia. Ferro foam concrete as a material to reduce the risk of earthquakes is an option. Ferro Foam Concrete is a composite material that combines wire mesh and foam concrete. Aside from its high load carrying capacity, lightweight, and ease of manufacture, this material have several advantages. Afifuddin et al. researched Canal Profile (C) configured to I using Ferro foam concrete (2013-2014). According to the findings of this study, the girder's weakness was that it experienced flexural failure during the test and that the ability of the girder as the I profile was not fully achieved due to the merging of two C profiles. The I profile does not fully achieve the size of the wings and body, which is calculated as an integral part of the I profile. As a result of this issue, the author wishes to conduct additional research on the subject. This research aimed to determine the shear capacity of the load-receiving system. The I Profile is the first of three samples to be created. BU 1 has three layers of wiremesh and measures 225 mm wide, 450 mm high, and 90 mm thick. BU 2 has four layers of wiremesh and measures 225 mm wide, 450 mm high, and 90 mm thick. Speciments 3 has four layers of wiremesh and is 300 mm wide, 600 mm high, and 120 mm thick. Reinforcement of test samples with D8 mm and D13 mm (steel screws) and wiremesh 3, 4, and 4 layers. SG 1.6 with FAS 0.4 and pozzolan at 10%. The results of the research on the shear capacity of the profile I 450-225-90-3L from the laboratory results were 11,855 tons, and from the theoretical obtained 12.007 tons. For the I profile of 450-225-90-4L, the laboratory results have a shear capacity of 12.730 tons. In comparison, the theoretical yield is 13.394 tons, and the shear capacity for the I profile of 600-300-120-4L is 21.150 tons and based on theoretical 24.462 tons.
HUBUNGAN DAN PENGARUH FAKTOR - FAKTOR RISIKO DESIGN AND BUILD TERHADAP KESUKSESAN PROYEK PEMBANGUNAN SEKOLAH PERMANEN DI KABUPATEN PIDIE JAYA DAN BIREUEN Faisal Faisal; Abdullah Abdullah; Mochammad Afifuddin
Jurnal Arsip Rekayasa Sipil dan Perencanaan Vol 2, No 4 (2019): Jurnal Arsip Rekayasa Sipil dan Perencanaan
Publisher : Prodi Magister Teknik Sipil Unsyiah

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24815/jarsp.v2i4.14952

Abstract

The earthquake on December 7, 2016 measuring 6.4 on the Richter Scale (SR), which hit the districts of Pidie, Pidie Jaya and Bireuen, has caused fatalities, damage to infrastructure and public facilities. In an effort to accelerate post-disaster rehabilitation and reconstruction, based on INPRES No. 5 of 2017, Aceh Provincial Building and Environmental Management Work Unit of the Ministry of Public Works and Public Housing, carried out the rebuilding of permanent schools using RISHA construction technology with a system of design and build contracts in Pidie Jaya District and Bireuen. This study aims to analyze the relationship and influence of design and build risk factors on the success of permanent school construction projects in Pidie Jaya and Bireuen Districts. This study uses qualitative and quantitative methods. Respondents were directed at 13 planning personnel, 25 implementing personnel, 21 construction management personnel and 13 owner staff. The independent variables in this study are the risk factors of design and build which consist of the owner management ability factor, procurement process, planning ability, implementation ability, project manager's ability, and project scope factors, while the dependent variable is the success of the project. The results of the study show that there is a low level of relationship between the factors of the project manager's ability, a sufficient level of relationships from the factors of implementation ability, procurement processes and project scope factors, a high level of relationship between planning ability factors and management owner's ability factors to project success. All design and build risk factors have a significant effect on project success, which is 68.8%. The dominant factor affecting project success is the project scope factor, with a regression coefficient of 0.162. In this case if the project scope factor is handled properly by all parties involved, then the success of the project will increase by 16.2%.