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PENANGANAN EROSI PANTAI DENGAN PENANAMAN MANGROVE DI DESA BEDONO KECAMATAN SAYUNG KABUPATEN DEMAK Hari Nugroho; Amelia Kusuma Indriastuti; Eko Yulipriyono; Mohammad Agung Wibowo; Ferry Hermawan
Jurnal Pasopati : Pengabdian Masyarakat dan Inovasi Pengembangan Teknologi Vol 2, No 1 (2020)
Publisher : Fakultas Teknik Universitas Diponegoro

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Abstract

Kondisi kawasan pantai Desa Bedono, Kecamatan Sayung, Kabupaten Demak semakin menurun. Permasalahan yang terjadi seperti mundurnya garis pantai akibat terjangan gelombang, hilangnya lahan permukiman akibat erosi di pantai (abrasi), dan intrusi air laut (rob) di kawasan tambak seluas ± 582,8 ha selama lima tahun terakhir. Salah satu upaya yang telah dilakukan  untuk mencegah permasalahan menjadi lebih buruk adalah dengan penanaman mangrove. Peran mangrove terhadap stabilitas garis pantai diyakini sangat besar. Sebagai bentuk kepedulian, Departemen Teknik Sipil Undip beserta Mapateksi UNDIP (organisasi mahasiswa pecinta alam Teknik Sipil UNDIP) melaksanakan pengabdian kepada masyarakat dalam bentuk penanaman mangrove.Pemilihan Desa Bedono sebagai lokasi pengabdian karena kawasan tersenut garis pantainya telah rusak, terjadi air pasang yang menggenangi pemukiman, serta adanya pantai yang tergerus/abrasi. Pemilihan ini didukung data sekunder dan pengamatan di lapangan. Kegiatan pengabdian ini mencakup sosialisasi dan pelatihan penanaman mangrove, pendampingan penanaman dan evaluasi kegiatan. Dari kegiatan ini, diketahui bahwa pemahaman dan kepedulian masyarakat terhadap kelestarian mangrove cukup tinggi, masyarakat menyambut baik dan bersedia terlibat langsung di dalam kegiatan ini. Hasil penanaman mangrove sebelumnya ternyata tumbuh dengan baik, sehingga kegiatan ini memberi manfaat yang besar bagi masyarakat. Diharapkan penanaman ini dapat terlaksana secara berkelanjutan dan merata sehingga dapat membantu reboisasi mangrove sebagai solusi kearifan lokal untuk menjaga kestabilan garis pantai.
KARAKTERISTIK LOKASI PASAR TRADISIONAL DAN DAMPAK OPERASIONALNYA : STUDI KASUS KOTA SEMARANG Rasinanda Muhammad Rizal; Nur Rahman Alhamidi; Ferry Hermawan; Ismiyati Ismiyati
Jurnal Riptek Vol 12, No 1 (2018)
Publisher : Badan Perencanaan Pembangunan Daerah Kota Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (202.392 KB) | DOI: 10.35475/riptek.v12i1.17

Abstract

Traditional market is the place which represents the transaction between sellers and buyers. However, by the development of the period rapidly, the existence of traditional market begins to be threatened. It is because the proliferation of retail business from foreign funds, for example is Minimarket. Due to the proliferation of the Minimarket, people has been prefer to visit Minimarket rather than traditional market. Clean place and free from the word of dirty have made visitors more comfortable to visit Minimarket. And this condition is in opposite with the traditional market which seems slum, muddy and far from hygienic. This situation has succesfully made the traditional market left behind of the modern market. This research aims to know the characteristic of location of the traditional market and its operational impact and recommend the traditional market model. The model of market location can enhance the competitiveness of traditional market with modern markets. As for which becomes the object of this research are, traditional market data that listed in the Market Service of Semarang city, that market conditions are obtained by means of direct observation or interviews to the merchant market, the market manager and the buyer's market. As for the secondary data used is DED of market, the number of market stalls, number of floor los data, data number of traders, market land area data, and data market building area. The conclusions of this research was obtained some variables from location factors that affect the success of the revitalization, covering a distance of main street market, broad visibility, parking lots, the amount of market traders, the number of entry to the market, and the number of transport towards the market. As for the success of the revitalization of the market was also influenced by his market in the populous region. Because there is still no recommendations placement location a strategic market, for it is this research make a model of market location recommendations and a population density of traditional market.  
Minimalisasi Segregasi dalam Pekerjaan Penghamparan Material Lapis Pondasi Atas Terhadap Produktivitas Alat Berat Pada KM. 13 Proyek Rekonstruksi dan Pelebaran Jalan Semarang-Demak-Trengguli-Jepara/Kudus Wardhani, Hutami Kusuma; Hermawan, Ferry; Silviana, Silviana
Jurnal Profesi Insinyur Indonesia Vol 2, No 3 (2024): JPII
Publisher : Universitas Diponegoro

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/jpii.2024.24269

Abstract

Segregasi adalah kondisi di mana terjadi pemisahan agregat kasar dari adukannya akibat campuran yang kurang lecak. Kendala tersebut dapat menjadi penyebab terhadap kualitas konstruksi jalan. Segregasi dapat terjadi pada pekerjaan pelaksanaan penghamparan lapis pondasi atas. Karena alat berat tidak bekerja secara optimal, kondisi cuaca yang kurang mendukung. Alat berat yang digunakan antara lain dump truck, motor grader, vibro roller. Penelitian ini dilakukan dengan analisa produktivitas alat berat guna menentukan langkah agar kondisi segregasi dapat dihindari atau dikurangi. Hasil analisa produktivitas alat berat dump truck per jam adalah sebesar 5,34 m³/jam, dan produktivitas per hari dengan durasi pekerjaan 8 jam/hari adalah sebesar 42,73 m³/hari. Motor grader produksi per jam adalah sebesar 311,8 m³/jam, dan produktivitas per hari dengan durasi pekerjaan 8 jam/hari adalah sebesar 2494 m³/hari. Vibrator roller produksi per jam adalah sebesar 86,06 m³/jam, dan produktivitas per hari dengan durasi pekerjaan 8 jam/hari adalah sebesar 688,5 m³/hari. Water tank truck produksi per jam adalah sebesar 64,29 m³/jam, dan produktivitas per hari dengan durasi pekerjaan 8 jam/hari adalah sebesar 514,32 m³/hari. Setelah melakukan optimalisasi kinerja alat, maka jumlah alat berat yang perlu ditambahkan adalah dump truck ditambah menjadi 17 unit dan juga water tank truck ditambah menjadi 2 unit. Kata kunci: segresi, dump truck, water tank truck, vibro roller, produktivitas alat berat
Satisfaction of Livable House Assistance Recipients with the Implementation of the Self-Help Housing Stimulant Assistance Program Atmaja, Wahana Riyan; Devi, Sihtasari; Hermawan, Ferry; Sriyana, Sriyana
International Journal of Social Service and Research Vol. 3 No. 6 (2023): International Journal of Social Service and Research (IJSSR)
Publisher : Ridwan Institute

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.46799/ijssr.v3i6.408

Abstract

The house is one of the primary needs that must be met by Indonesian people who do not meet livable standards. One of the efforts to be carried out in the infrastructure section, aims so that people get a decent place to live. To realize having a livable house must be planned and prepared properly. This research is reviewed from the problem of many houses that do not yet have decent housing standards. The Government's Self-Help Housing Stimulant Assistance (BSPS) is intended to encourage and increase the self-sufficiency of low-income people in improving the quality of their homes, as seen from the quality of roofs, floors and walls of the house along with infrastructure, public facilities and facilities that meet health, safety, comfort requirements. and bathroom facilities. In the BSPS program as an alternative to poverty alleviation policies by providing direct material assistance for the housing construction process. Based on the intent of the BSPS program objectives according to the BSPS program implementation team in Indonesia, especially in Rembang Regency, the aim of the BSPS program is to improve the quality of life of low-income people to obtain livable housing. that most people respond well to the BSPS program in Japrejo Village and Sumberejo Village Recipients of the Self-Help Housing Stimulant Assistance Program (BSPS), however, it is not uncommon for people to refuse due to limited funds which are considered insufficient. Satisfaction of building recipients after receiving assistance from Self-Help Housing Stimulant Assistance (BSPS) in obtaining assistance. Construction/improvement of houses for low-income people to ensure their quality meets the livable requirements of the BSPS program where assessment is carried out in the Structural and Non-Structural sections according to the house criteria livable
Analysis of Occupational Safety and Health Implementation in National Strategic Projects Case Study of Kulon Progo Airport Infrastructure Development Project Pakpahan, Daniel Rinsani; Hermawan, Ferry; Ismiyati, Ismiyati
International Journal of Social Service and Research Vol. 3 No. 6 (2023): International Journal of Social Service and Research (IJSSR)
Publisher : Ridwan Institute

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.46799/ijssr.v3i6.429

Abstract

This project has challenges in the form of work complexity, the use of a large number of various types of heavy equipment, thousands of workers with various skills, and a very short time to complete the work. The purpose of this study is to analyze the factors that influence the Construction Safety Management System (CSMS), analyze the risk level of project implementation, and evaluate the effectiveness of CSMS performance implementation in the Kulon Progo Airport Infrastructure Development Project which is expected to be able to provide lessons learned from other similar projects. The research method used is a qualitative method using HSE activity reports during the construction period and interviews with seven informants who were involved during the construction period. The results of the study show that there are ten top ranking keys to the success of CSMS in the Kulon Progo Airport Infrastructure Development Project, including Hazard Identification, Risk Assessment, Control and Opportunity, Job Safety Analysis (JSA), Communication, Concern with training programs, Occupational Health Management, Work Environment Safety Management, Equipment,  Construction Safety Unit Duties and Responsibilities, Standards and Legislation as well as Inspections and Audits.
Kapabilitas Dinamik Pada Akselerasi Produksi Precast Girder Tipe- U pada Proyek LRT Jabodebek Hermawan, Ferry; Susanto, Tri; Purwanggono, Bambang; Setiadji, Bagus Hario; Pratiwi, Anik Nurul
MEDIA KOMUNIKASI TEKNIK SIPIL Volume 30, Nomor 1, JULI 2024
Publisher : Department of Civil Engineering, Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/mkts.v30i1.62443

Abstract

LRT Jabodebek as the first LRT infrastructure project in Indonesia has provided lessons on the implementation of dynamic capabilities on manufacturing aspects for the construction industry. In order to meet the requirements 2900 units of U-Shape Girder, production under normal conditions is expected to be completed by 2020. The acceleration of completion led to a significant increase in project requirements, accelerated completion of construction led to production shortages. Meeting the need for acceleration requires factories to be able to increase their production capacity by using steam curing methods. This case study uses a qualitative approach and focuses on dynamic capabilities in the production process. As a role model of application of manufacturing dynamic capability, the project has demonstrated the role of technology in increasing productivity. The integration of methods, asset positioning, and management processes are the most dominant productivity factors in accelerating the production of U-Shape precast girder. Optimum production performance can be achieved by integrating factory roles, project sites and management supported by adequate resources and staff experience
Pemetaan Kondisi Bangunan Kawasan Heritage Semarang dan Nilai Lahan Akibat Perubahan Fungsi Hermawan, Ferry; Titaley, Audysti Giacinta; Firdaus, Naurah Raudhatul; Hatmoko, Jati Utomo Dwi
Jurnal Riptek Vol 17, No 1 (2023)
Publisher : Badan Riset dan Inovasi Daerah Kota Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35475/riptek.v17i1.186

Abstract

Bangunan cagar budaya merupakan bangunan yang butuh perlakuan khusus agar bangunan tersebut tidak kehilangan nilai fungsi dan aspek keselamatan konstruksinya. Seiring waktu bangunan cagar budaya mengalami perubahan fungsi, namun kerap kali perubahan fungsi pada bangunan tersebut tidak memperhatikan aspek keselamatan konstruksi. Penelitian ini bertujuan untuk mengidentifikasi karakteristik bangunan cagar budaya dari aspek keselamatan konstruksi serta pengaruh perubahan fungsi bangunan terhadap penambahan perkuatan dan perubahan nilai lahan berdasarkan NJOP (Nilai Jual Objek Pajak). Metode penelitian  deskriptif kuantitatif dari hasil observasi visual dilakukan untuk mengasses sesuai enam kategori kerusakan. Kategori kerusakan dikelompokkan menjadi tiga kondisi, yaitu baik, sedang, dan buruk. Analisis keamanan bangunan diambil berdasarkan kondisi struktur dan perkuatan pada bangunan yang dibagi menjadi tiga kondisi, aman (kategori kerusakan 0 – II dengan perkuatan), sedang (kategori kerusakan I – II tanpa perkuatan), dan rawan (kategori kerusakan III – V tanpa perkuatan). Hasil penelitian menunjukkan bahwa 81 dari 125 bangunan berubah fungsi. Dari 81 bangunan yang berubah fungsi, terdapat 23% bangunan yang diperkuat dan 77% bangunan yang tidak diperkuat. Sedangkan pada 44 bangunan yang tidak berubah fungsi, terdapat 20% bangunan yang diperkuat dan 80% bangunan yang tidak diperkuat. Jalan Kepodang merupakan daerah dengan kenaikan nilai lahan tertinggi yaitu 317% dengan 63% bangunan di jalan tersebut mengalami perubahan fungsi. Hal ini membuktikan bahwa perubahan fungsi bangunan berpengaruh terhadap kenaikan nilai lahan pada Kawasan Kota Lama Semarang
Drought in Afghanistan: Exploring the vulnerability and drought coping capacity of the farmers of Arabmazari village, Chamtal district, Balkh Province, Afghanistan Faizi, Meena; Maryono, Maryono; Hermawan, Ferry
Journal of Bioresources and Environmental Sciences Vol 3, No 1 (2024): April 2024
Publisher : BIORE Scientia Publisher

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/jbes.2024.19776

Abstract

Drought is one of the impacts of climate change, which affects agriculture's productivity and, eventually, farmers in Afghanistan. Afghanistan has a typical inland continental climate with considerable temperature and precipitation variation between seasons. A considerable part of Arabmazari's village relies on irrigation for agriculture; however, with the low precipitation, temperature rise, and surface and groundwater depletion, farmers experiences drought. The objective of the research is to explore the vulnerability and coping capacity of the farmers of Arabmazari village to drought. The research considers a non-probability purposive sampling method. The data was collected from 3 members of the Ministries through interviews and from around 30 farmers through FGD and questionnaires. The research adopts descriptive and correlational statistics to assist with the qualitative and quantitative nature of the study. The research finds that farmers are generally highly vulnerable to drought impacts. With the government's lack of facilities, financial capacity, and absence of mitigation and preparatory measures, farmers are forced to rely on their own, often ancient, methods to plan and survive drought. Some coping strategies for crops and livestock included cultivating drought-resistant crops, changing cropping patterns, practicing crop rotation, soil treatment, and providing supplementary feeds for animals. Non-farm coping strategies were selling/pledging assets, migration, seeking employment elsewhere, dropping out of school, and seeking humanitarian aid. The government intervention was only through drought relief, which was ineffective in the long run. It is recommended that the government intervention adopt more effective mitigation and preparatory measures. Moreover, a thorough research/survey is to be done to find out the responsibilities and contribution of the Water Association Committee of Chamtal district towards the farmers of Arabmazari village. Currently, a cost-effective and immediate adaption is a practical option for the farmers, such as GIS, to create a localized map of the drought-prone areas. 
Supply Chain Management of Ready-Mix Concrete in Large-Scale Projects and Short Time (Case Study: Construction of Yogyakarta International Airport, Kulonprogo) Supratomo, Ery; Hatmoko, Jati Utomo Dwi; Hermawan, Ferry
Eduvest - Journal of Universal Studies Vol. 5 No. 5 (2025): Eduvest - Journal of Universal Studies
Publisher : Green Publisher Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.59188/eduvest.v5i5.51151

Abstract

The Yogyakarta International Airport Project, valued at IDR 5.8 trillion, demands an exceptionally high daily supply of ready-mix concrete—approximately 7,000 m³—within a tight timeframe of only eight effective months. Given that concrete work constitutes 20% of the total project value, an efficient and reliable supply chain becomes essential. This research aims to simulate and analyze supply chain management (SCM) strategies specifically for the procurement of ready-mix concrete, with the objective of identifying the most efficient supply pattern to ensure both quality and timely delivery. Using production capacity analysis and SCM simulation, the study reveals that existing batching plants on and around the site can only meet a daily capacity of 5,272 m³. To bridge the gap, a self-managed batching system is proposed, which involves establishing three new batching plants at the project site, each with a 1,000 m³/day capacity, while centralizing raw material procurement under the project team for quality control. The simulation results show that the self-management model is more cost-effective, reducing the price of ready-mix concrete from IDR 936,833.00 to IDR 895,392.00 per m³, yielding a cost efficiency of IDR 41,441.00 per m³. These findings highlight the importance of SCM optimization and self-management strategies in large-scale infrastructure projects for enhanced cost and quality control.
Claim Extension of Time and Prolongation Cost Management Using The Last Planner System Method Wicaksono, Dwi Aji; Hermawan, Ferry; Sukamta, Sukamta
Eduvest - Journal of Universal Studies Vol. 5 No. 6 (2025): Eduvest - Journal of Universal Studies
Publisher : Green Publisher Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.59188/eduvest.v5i6.51273

Abstract

This study addresses the challenges faced by service providers in construction projects, particularly in dealing with changes in work that may affect the project’s timeline and cost. Changes can introduce risks of loss, especially when claims for extension of time (EOT) and additional costs incurred due to prolongation are not properly approved by the Employer. Failure to submit a valid claim for EOT and prolongation costs can result in substantial financial losses for the service provider. The research aims to develop a method for effectively managing these risks by integrating the output of the Last Planner System (LPS) into the administrative support data for claims. This method is used to calculate delay events and create a structured, reliable claim evidence document. The findings suggest that using the LPS framework can help construction managers systematically document and justify delays and cost impacts, thereby improving the likelihood of claim approval. This approach can enhance the efficiency of claims management and reduce financial risks for service providers. The study’s implications highlight the importance of proactive planning and proper documentation in managing construction project risks, emphasizing the need for robust administrative systems to support claims for delays and associated costs.