cover
Contact Name
Henriette D. Titaley
Contact Email
henriette.titaley@polnam.ac.id
Phone
+6282188099397
Journal Mail Official
henriette.titaley@polnam.ac.id
Editorial Address
Jl. Ir. M. Putuhena, Wailela-Rumah Tiga, Kota Ambon Provinsi Maluku
Location
Kota ambon,
Maluku
INDONESIA
Jurnal Agregate
ISSN : -     EISSN : 29645158     DOI : https://doi.org/10.31959/ja.v2i1
Core Subject : Engineering,
Jurnal Agregate adalah Jurnal yang memberikan informasi ilmiah tentang perkembangan ilmu pengetahuan dan teknologi bidang Struktur, Bahan Bangunan Dan Kegempaan, Teknik Sumber Daya Air, Transportasi, Management Konstruksi, Geoteknikal, Teknik Pantai Dan Tsunami.
Articles 139 Documents
ANALISA PERHITUNGAN RENCANA ANGGARAN BIAYA DAN PENERAPAN MANAJEMEN WAKTU PADA PELAKSANAAN PROYEK REHAB RUMDIS HUBDAM XVI/PATTIMURA – AMBON Matahelumual, Mygthsico Joana; Jamlaay, Octovianus; Titaley, Henriette Dorothy
Journal Agregate Vol. 3 No. 1 (2024): Maret
Publisher : Jurusan Teknik Sipil

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31959/ja.v3i1.1818

Abstract

The rehabilitation of the Hubdam XVI/Pattimura Ambon Official Residence was carried out as an improvement to building facilities that were damaged by the movement of the earth's plates (earthquake). Construction work consists of planning a cost budget plan to planning a project implementation schedule. This study aims to calculate the cost budget plan (RAB) and determine which work is included in the critical trajectory. The building cost budget plan (RAB), identifies each work item in the project being calculated based on the 2019 SNI analysis and applies the Critical Path Method (CPM) method. The cost budget plan (RAB) for the Hubdam XVI / Pattimura Ambon official residence rehabilitation project for the total price amount is IDR 2,725,577,390.90 rounded up to IDR 2,725,577,000.00, - and the work items that are passed through the critical path are preparation work, foundation and concrete work, roof work, ceiling work, to painting work.
EVALUASI FAKTOR-FAKTOR SISTEM MANAJEMEN KESELAMATAN DAN KESEHATAN KERJA (SMK3) PADA PROYEK REHAB RUMDIS 2 LANTAI HUBDAM XVI/PATTIMURA-AMBON Lekatompessy, Marchel; Leuhery, Lenora; Istia, Penina
Journal Agregate Vol. 3 No. 1 (2024): Maret
Publisher : Jurusan Teknik Sipil

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31959/ja.v3i1.1819

Abstract

The Hubdam XVI/Pattimura-Ambon 2-Storey Rumdis Rehab Project is one of the construction projects that has a high risk of work accidents because workers who do not comply with regulations to wear PPE are also because they are close to other official housing and close to road access commonly used by the surrounding community. This study aims to determine what factors affect SMK3 and the implementation and implementation of the SMK3 program. The method used in this study used a survey method through a questionnaire that was distributed to 35 respondents and then processed using SPSS software and presented in the form of a table. The results of the study stated that four variables that affect the SMK3 Implementation System, namely knowledge variables, work environment variables, K3 commitment variables, and compliance variables are statutory because the significance value of the four variables is < 0.05 also the results of the calculation analysis > table and the application of the Safety and Health Management System (SMK3) in the Rumdis Hubdam XVI / Pattimura-Ambon Rehab project, have been implemented very well.
ANALISA KEBUTUHAN RUANG PARKIR FAKULTAS TEKNIK UNIVERSITAS PATTIMURA Buyang, Julius; Buyang, Christy Gerry
Journal Agregate Vol. 2 No. 2 (2023): September
Publisher : Jurusan Teknik Sipil

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31959/ja.v2i2.1832

Abstract

The growth of campus population made an imbalance between the number of vehicles and the availability of parking spaces. This study aims to analyze the need for parking space for the next 5 years and examine the existing number of parking lots at the Faculty of Engineering, Universitas Pattimura Ambon. The problem of the need for parking space is important because the growth of students and employees in the Faculty of Engineering greatly influences motorized vehicles and cars, but the increase in vehicle users is not matched by efficient parking lots/facilities. Therefore it is necessary to research the problem by using an analysis of parking space requirements and parking space unit. The research method used is field surveys, interviews, and academic data to collect data on the growth in the number of students, lecturers, and staff. The results of the study show that in the next 5 years, there is a projected significant increase in the number of vehicles in the Faculty of Engineering. The estimated growth in these vehicles will lead to an increase in the need for parking spaces in 2028 of 220 for motorcycles and 23 for cars, from the current number of existing parking lots. Based on the results of the analysis, it is suggested that the Faculty of Engineering, Universitas Pattimura Ambon take appropriate planning and policy development actions to deal with the problem of parking space requirements in the future.
ANALISIS PRODUKTIVITAS TENAGA KERJA DENGAN METODE WORK SAMPLING PADA PROYEK REHABILITASI DAN RENOVASI LABORATORIUM IAIN AMBON Latuihamallo, Yakob Latuihamallo; Rehatta, Glen Boyke; Gaspersz, Willem
Journal Agregate Vol. 2 No. 2 (2023): September
Publisher : Jurusan Teknik Sipil

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31959/ja.v2i2.1854

Abstract

Project development nowadays is increasing, but on the other hand, the need for available quality resources is limited. The resources in question are human resources, materials and equipment. One very important factor is labor. If the workforce used is less skilled or not optimal in their work, then the results of the work will be poor. The quality obtained is not good and the productivity is low. The IAIN Ambon Laboratory Rehabilitation and Renovation Project really requires a careful calculation of the productivity of the workforce, so that an appropriate work system and the number of workers needed can be determined so that it can produce products that meet expectations. The analytical method used is the work sampling method where the percentage is obtained from adding effective work to ¼ essential contributory work, then dividing the sum by the total observations. The research results obtained LUR values ​​based on time divided into 2 (two) parts, namely the morning session from 08.00-12.00 and then the afternoon session from 14.00-17.00. The following results were obtained: A). The cleaning work was obtained: (Morning Time) Value Labor Utilization Rate (LUR) (85.21%) effective (82%), essential contributory (11%) and ineffective (7%). (Afternoon time) Labor Utilization Rate (LUR) (82.36%), effective (79%), essential contributor (12%), ineffective (9%). B). The best jobs obtained are: (Morning Time) Labor Utilization Rate (LUR) (90.10%), effective (88%), essential contributory (7%) and ineffective (5%). (Day Time) Labor Utilization Rate (LUR), (86.81%), effective (84%), essential contributor (12%) and ineffective (4%). C). Foundry work obtained: (Morning Time) Labor Utilization Rate (LUR) (86.56), effective (85%), essential contributory (8%) and ineffective (8%). (Day Time) Labor Utilization Rate (LUR) values ​​(87.50%), effective (85%), essential contributory (10%) and ineffective at 5%. From the work sampling results of overall sloof work on sloof work, the following are obtained: Labor Utilization Value Rate (LUR) (86.64%) effective (84%), essential contributory (10%) and ineffective (6%).
IDENTIFIKASI KERUSAKAN BANGUNAN GEDUNG GEREJA JEMAAT GPM SOLA SCRIPTURA BANDA PASCA GEMPA DI DUSUN AMALATUEI NEGERO SULI KECAMATAN SALAHUTU KABUPATEN MALUKU TENGAH Pattiasina, Paulles Geovani; Roberth, Herry Henry; Tuanakotta, Abraham
Journal Agregate Vol. 3 No. 1 (2024): Maret
Publisher : Jurusan Teknik Sipil

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

Indonesia is in an area with quite high earthquake activity because this high level of activity can damage important facilities and infrastructure. After the earthquake on September 26 2019 with a magnitude of 68, it caused shaking in several areas in Maluku. The epicenter of the earthquake was located on Seram Island, causing a lot of damage to both infrastructures. Residents' houses and worship facilities, including the GPM Sola Suptura Banda Congregational Church Building, suffered quite severe damage, both structural and non-structural. The aim of writing this thesis is to obtain identification results based on the level of damage that occurred. In this research, a survey and direct inspection were carried out which will be analyzed or processed based on an assessment of the level of damage that occurred at the location. From the identification results, the overall level of damage to the building reached 74%, which means the condition of the building was completely damaged. The earthquake factors classified according to each structural component are structural damage to columns by 5%, beams by 16% and also damage to construction, roof by 4%, ceiling by 12%, walls by 19%, utilities by 7%, sexta finishing of 5%, which results in a weight percentage of the entire building being 74%, which means the condition of the building is in the Total Damaged (RT) category because it is 65%, according to Minister of Public Works Regulation No. 24/PRT/M/2008.
EVALUASI KERUSAKAN DAN BIAYA PELAKSANAAN PERBAIKAN GEDUNG AUDITORIUM IAIN KOTA AMBON Yuni Kartika Akhmad; Tonny Sahusilawane; Maslan Abdin
Journal Agregate Vol. 3 No. 1 (2024): Maret
Publisher : Jurusan Teknik Sipil

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31959/ja.v3i1.1863

Abstract

This study aims to determine the level of damage that occurred in the repair of the Ambon City IAIN Auditorium Building and also to find out how much it costs to repair the Ambon City IAIN Auditorium Building. so that buildings can operate properly and users feel comfortable, which will further assist in improving building management. In carrying out the maintenance and maintenance of buildings, many things must be done so that the building has a high investment value, in general, the research specifically aims to be able to see the extent to which the implementation and management of building maintenance and maintenance. Damage to buildings occurs due to several factors including, human factors such as negligence in the implementation and use of materials, the quality of concrete factors of natural disasters such as earthquakes, floods, and the influence of weather and climate. For this reason, it is necessary to handle building maintenance where building maintenance is an activity to maintain the reliability, strength, and durability of buildings both in terms of infrastructure and facilities so that buildings are always fit to function as they should. The method used is observation and documentation. This technique is used to determine maintenance and care managers for buildings. From the results of the analysis carried out on the evaluation of repairs and implementation costs of the Ambon City IAIN Auditorium building, the level of damage that occurred to the building was 91% while the repair costs were IDR 49,327,557.66
ANALISIS FAKTOR PENYEBAB KETERLAMBATAN PROYEK PEMBANGUNAN GEDUNG LABORATORIUM TERPADU DAN PERPUSTAKAAN MAN 1 MALUKU TENGAH Ervina Azhari; Saleh, La Mohamat; Marantika, Meyke
Journal Agregate Vol. 2 No. 2 (2023): September
Publisher : Jurusan Teknik Sipil

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31959/ja.v2i2.1906

Abstract

Construction projects are a series of activities related to the process of developing infrastructure within a predetermined time frame by estimating the time required to complete the project. Delays in project planning can occur due to various factors. This also happened in the construction of the Integrated Laboratory and Library Building Project at MAN 1 Central Maluku, which experienced delays caused by several factors, including delays in the project due to factors such as labor, materials, design, situation, equipment, finance, site characteristics, and external factors. However, the factors that significantly and dominantly influence the delays are not yet known. Therefore, the purpose of this research is to identify the significant and dominant factors causing project delays. The analytical method used is regression analysis, which includes T-tests and F-tests. Based on the research results, the significant factors influencing project delays are the lack of availability of labor (labor factor), delay in the delivery of materials (material factor), equipment productivity (equipment factor), and financial difficulties of the contractor (financial factor). The most dominant factor influencing project delays is the labor factor, with a beta value of 1.198, indicating a lack of labor availability.
OPTIMASI WAKTU DAN BIAYA DENGAN METODE TIME COST TRADE OFF PADA PROYEK PEMBANGUNAN RUANG KELAS BARU MTSN 6 MALTENG Launuru, Julfirawati; Leuhery, Lenora; Marantika, Meyke
Journal Agregate Vol. 3 No. 1 (2024): Maret
Publisher : Jurusan Teknik Sipil

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31959/ja.v3i1.1907

Abstract

The construction of the new classroom construction project at MTSN 6 Malteng was intended to be the object of this study because it was based on the background that occurred in the project, namely delays. Based on secondary data obtained from the project, the Budget Plan (RAB) and Time Schedule are used as project’s duration and normal costs of the project. Then the time cost trade-off method is applied which aims to be able to reduce the duration and find out the total cost needed so that the project can reach the planned time target so as not to experience delays. After accelerating with the addition of 3 hours, it could save time by 8,33% where the project cost is reduced by around 0,21%. Meanwhile, the addition of 2 hours could save time by 6,67% where the project cost is also reduced by around 0,17%. While the optimal duration and optimal costs were known in the alternative addition of 3 hours of overtime obtained 110 working days for IDR 2,992,374,365.55. Meanwhile, in addition to 2 hours of overtime, 112 working days were obtained for IDR 2,993,479,584.03.
ANALISIS PRODUKTIVITAS TENAGA KERJA PADA PROYEK PEMBANGUNAN LAUNDRY ZEST HOTEL Latuconsina, Zainab; Metekohy, Selly; Langi, Jeffrey Payung
Journal Agregate Vol. 3 No. 1 (2024): Maret
Publisher : Jurusan Teknik Sipil

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31959/ja.v3i1.1929

Abstract

In the world of construction services, labor productivity is one of the determining factors for the success of a development project. It measures the success or failure of a construction project in achieving its objectives. One way to increase worker productivity comes from worker attitudes by increasing worker commitment, satisfaction, and responsibility for work. Therefore, in efforts to analyze labor productivity, variables that might influence the level of productivity must be considered. This research was conducted to find out what factors influence labor productivity and to determine the influence of labor characteristic factors on worker productivity. The research was carried out by observing the productivity level of 15 workers and accompanied by filling out a questionnaire. From the data collection results, both productivity data and questionnaires were processed using the SPSS (Statistical Package for Social Science) version 26 computer program. Based on the results of the analysis of factors that influence productivity, including skill diversity (x1). task identity (x2) variable task significance (x3). Based on the results of hypothesis testing, skill diversity has a positive effect on productivity with a positive T count value of 2.630 > 2.160. Task identification has a positive effect on productivity with a calculated T value of 2.435 > 2.160. Task significance hurts work productivity with a calculated T value of -2.384 < -2.160. Based on the R square test, it can be seen that the characteristics of the workforce consisting of the variables skill diversity, task identity, and task significance simultaneously influence productivity with a multiple determination coefficient values of 84%, and the remaining 8.4% is influenced by other variables not included in this research.
ANALISIS PRODUKTIVITAS ALAT BERAT PADA PEMBANGUNAN MARINA CENTER UNIVERSITAS PATTIMURA TAHAP II DI DESA HILA Sihasale, Heny; Leuhery, Lenora; Titaley, Henriette Dorothy
Journal Agregate Vol. 2 No. 2 (2023): September
Publisher : Jurusan Teknik Sipil

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Abstract

A heavy equipment productivity review was carried out on the Unpatti Ambon Marina Center Development project road section from STA 00+000 to STA 00+900 m. The analysis method are calculating the productivity of heavy equipment for excavation and embankment work, highway paving and reviewing the costs of using each heavy equipment in the form of excavators, dump trucks, wheel loaders, vibration rollers, motor graders, tandem rollers, water tank trucks, asphalt mixing plants and asphalt finisher. The analysis results show that for the primary channel, the excavation volume is 729.30 m³ and the embankment volume is 265.20 m³. For secondary channels, the excavation volume is 709.79 m³ and the embankment volume is 236.60 m³. The productivity of heavy equipment in the form of excavators in excavation work is 122.52 m³/hour and earth moving work is 173.67 m³/hour. For wheel loader productivity, the work of transferring material to the dump truck is 987.7 m³/hour and the work of transferring material to the asphalt mixing plant is 52,359 m³/hour. Meanwhile, the productivity of the motor grader for overlay leveling work is 3352.94 m²/hour, for solid overlay leveling work is 419,117 m²/hour, and for stripping work it is 3352.94 m²/hour. The productivity of the vibration roller is 92.13 m³/hour, the truck water tank is 71,142 m³/hour, the tandem roller is 32.21 m³/hour, the asphalt mixing plant is 49.80 tons/hour and the asphalt finisher is 23,530 m³/hour. The operating costs for heavy equipment for asphalt mixing plants are 462,852,825 Rp/hour, asphalt finishers are 118,106.48 Rp/hour, 3-5 ton dump trucks are 131,477.95 Rp/hour, excavators are 172,259.59 Rp/hour, motor graders are 174,731 .19 Rp/hour, tandem roller is 109,233.68 Rp/hour, vibration roller is 109,233.68 Rp/hour, water tank truck is 131,478.12 Rp/hour and wheel loader is 126,532.63 Rp/hour.

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