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MITIGASI RISIKO BENCANA BANJIR DI DESA ANDONGSARI KECAMATAN AMBULU KABUPATEN JEMBER Galih Wicaksono; Rendy Setiawan; Krisnamurti Krisnamurti; Anik Suwandari
Batara Wisnu : Indonesian Journal of Community Services Vol. 3 No. 3 (2023): Batara Wisnu | September - Desember 2023
Publisher : Gapenas Publisher

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.53363/bw.v3i3.214

Abstract

This activity program is in partnership with the Andongsari Village Government, which is one of the villages supported by the University of Jember. The main problem in this village is the lack of knowledge and equipment that focuses on reducing the impact of flood risk, which means that flood events cannot be predicted accurately by the community. Based on these problems, the proposing team offered several solutions such as providing grants of equipment related to flood management, guidebooks for dealing with floods, training on early warning systems for flood disasters and efforts to introduce and preserve the environment. The method of implementing this activity is in several stages, which generally include: funding for equipment grants, training and simulation, mentoring, and activity evaluation. With the activities and equipment grants that have been carried out, the Village Government feels helped and has a better understanding of flood disaster risk mitigation, so that in the future it will be better prepared when facing floods
Analisis Ketahanan Gedung Apartemen Surabaya dengan Menggunakan Metode Respon Spektrum Wahyuningtyas, Winda Tri; Krisnamurti, Krisnamurti; Afrida, Iklil
BERKALA SAINSTEK Vol 8 No 4 (2020)
Publisher : Universitas Jember

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.19184/bst.v8i4.18157

Abstract

Apartemen Surabaya merupakan bangunan 45 lantai yang di fungsikan sebagai apartemen dan mall dengan ketinggian total bangunan 138 m. Apartemen Surabaya terletak di Jalan Laguna Raya KJW Putih, Mulyorejo, Kota Surabaya, Jawa Timur dimana lokasi berdekatan dengan beberapa situs sesar aktif. Letak sesar aktif yaitu sesar aktif Lasem di sebelah utara dengan jarak ± 70 Km, sesar aktif Watu Kosek di sebelah selatan timur laut yang membujur dari Mojokerto hingga Madura dengan jarak ± 30 Km dan sesar aktif Pasuruan di sebelah selatan yang membujur dari Pasuruan sampai Mojokerto dengan jarak ± 50 Km. Sehingga analisis ketahanan gempa diperlukan pada gedung apartemen untuk mengetahui ketahanan terhadap gempa. Analisis dinamik menggunakan metode respon spektrum digunakan untuk menganalisa gedung. Tujuan dari penelitian ini yaitu untuk mengetahui bagaimana cara mengevaluasi struktur dengan menggunakan analisis dinamik metode respon spektrum sesuai SNI 1726:2019. Hal yang ditinjau yaitu base shear, drift dan displacement pada gedung. Hasil analisa menunjukan displacement, drift, dan base shear memenuhi syarat yang telah ditentukan. Nilai drift terbesar arah X 0.22 mm pada lt 35 dan arah Y yaitu 0.28 mm pada lt 23. Sedangkan untuk nilai displacement terbesar arah X dan Y yaitu 0.077 m dan 0.106 m.
HUBUNGAN PELAYANAN KONSELING KB TENTANG AKDR DENGAN CAKUPAN AKSEPTOR AKDR marliandiani, yefi; -, krisnamurti
EMBRIO: Jurnal Kebidanan Vol 7 (2015): EMBRIO (AGUSTUS 2015)
Publisher : Program Studi S1 Kebidanan - Fakultas Ilmu Kesehatan Universitas PGRI Adi Buana Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (228.938 KB) | DOI: 10.36456/embrio.vol7.no.a3

Abstract

Program Keluarga Berencana yang sudah dijalankan sejak tahun 1970-an mampu menekan laju pertumbuhan penduduk. Menurut BKKBN dalam data statistik Indonesia periode tahun 2007 tentang pemakaian kontrasepsi di Indonesia yaitu 33,10% menggunakan kontrasepsi suntik, 13,50% menggunakan kontrasepsi pil, 5,20% menggunakan IUD, 2,70% menggunakan kontrasepsi implant dan 2,60% menggunakan kontrasepsi mantap sedangkan sisanya sebesar 42,9% menggunakan metode kontrasepsi lainnya. Dari akseptor KB tersebut yang paling rendah adalah penggunaan Kontrasepsi AKDR, ini dikarenakan tidak dilakukannya konseling tentang metode kontrasepsi dan pelayanan kontrasepsi yang diberikan oleh petugas kesehatan hanya berdasarkan permintaan calon akseptor. Jenis penelitian ini Observasional analitik dengan pendekatan Cross Sectional dengan populasi 50 akseptor KB pada bulan september 2011 di RSIA Prima Husada. Pengambilan sampel dengan total sampling sejumlah 50 orang. Instrumen penelitian menggunakan kuesioner. Analisa data digunakan adalah uji chisquare yaitu didapatkan hasil signifikan, menunjukkan bahwa tidak ada hubungan antara pelayanan konseling dengan cakupan AKDR (p = 0,179). Berdasarkan hasil penelitian diperoleh bahwa sebagian besar bidan dalam melakukan pelayanan KB melakukan konseling secara menyeluruh (80%), cakupan AKDR di RSIA Prima Husada sebesar 20%, dan tidak ada hubungan antara pelayanan konseling dengan cakupan AKDR
Analysis of Waste Material Using Lean Construction and Fault Tree Analysis Approaches Sapna Rezain Kaca Sungkana; Anik Ratnaningsih; Krisnamurti Krisnamurti
Eduvest - Journal of Universal Studies Vol. 6 No. 4 (2026): Eduvest - Journal of Universal Studies
Publisher : Green Publisher Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.59188/eduvest.v6i4.52747

Abstract

This research analyzes waste material in construction projects using Lean Construction and Fault Tree Analysis approaches. The study was conducted on three building projects: Building X in Makassar, Building Y in Batam, and Building Z in Kediri. The objectives are to estimate waste cost from material waste during structural and architectural work, identify the highest waste material indicators, and determine optimization strategies to improve waste cost efficiency. The Waste Assessment Model method was used to identify waste variables, while Fault Tree Analysis was employed to determine root causes and calculate the probability of waste occurrence. Data collection was conducted through direct field observations, interviews with contractors, and questionnaires. Results showed that waste costs in Building X project amounted to Rp. 1,371,690,630 (4.93% of contract value), Building Y project Rp. 1,434,910,750 (3.75% of contract value), and Building Z project Rp. 1,573,029,639 (3.36% of contract value). Waste Assessment Model analysis revealed three critical waste types across all projects: Defects (19.95-20.09%), Overproduction (18.19-18.32%), and Inventory (16.16-16.27%). Fault Tree Analysis identified that the highest probability variable causing waste material was A1 "Human or Group Failure" (0.6066-0.6565), while the lowest was C2 "Storage Capacity and Method" (0.3040-0.3623). This research provides strategies for waste cost efficiency through identification of dominant causes and probability calculations of waste occurrence.
EVALUASI PENAMBAHAN JUMLAH LANTAI PADA GEDUNG PERKULIAHAN FAKULTAS TEKNIK UNIVERSITAS JEMBER Hari Subagio; Krisnamurti; Paksitya Purnama Putra
PADURAKSA: Jurnal Teknik Sipil Universitas Warmadewa Vol. 10 No. 1 (2021)
Publisher : Program Studi Teknik Sipil, Fakultas Teknik dan Perencanaan, Universitas Warmadewa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22225/pd.10.1.1965.1-12

Abstract

Learning facilities for students of the Faculty of Engineering, University of Jember (FT-UNEJ) were still insufficient. Fifteen study programs at FT-UNEJ were only served in one lecture building. Additional floors in existing buildings are done to increase the classrooms as a follow to the problem. An additional three floors were made as a classroom and one roof as a meeting room (rooftop). Planning and evaluation were done by modeling 3D buildings in a structural analysis program. Analysis and evaluation in the structural analysis program were modeled with the same dimensions as the existing conditions, and an additional number of floors would be added according to the preliminary design calculations. Modeling results showed the condition of the building plans was still safe. The largest inter-floor deviation value is 10.2 mm which is still below the permit deviation (31.5 mm), and the structural integrity value is -0.97 (requirement -1 <- 0.97 <1).
Behavior of Earthquake Resistant Building Structure with Variation of Shear Wall Position in Jamboo Jember Hotel Building Vita Sania Octavia; Ketut Aswatama Wiswamitra; Krisnamurti
Bentang : Jurnal Teoritis dan Terapan Bidang Rekayasa Sipil Vol 13 No 2 (2025): BENTANG Jurnal Teoritis dan Terapan Bidang Rekayasa Sipil (July 2025)
Publisher : Universitas Islam 45

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33558/bentang.v13i2.10902

Abstract

In the planning of earthquake-resistant buildings, earthquake loads must be taken into account so that the building does not move laterally, which can result in weak structural strength points. The amount of deviation can indicate the amount of internal structural forces in the building that can affect safety and comfort factors. One way to increase the strength of the building structure is to use additional structural components, namely shear walls. This study aims to explain the differences that occur in building structures due to deviation behavior. To do this, a dual system and moment-bearing frame system are used to model the building. In this study, the method used is the analysis of the structural deviation that occurs compared to the allowable deviation for three shear wall placement models. Based on the analysis that has been done, the addition of shear walls can increase lateral strength and can withstand existing earthquake loads. In addition, among the three shear wall placement models applied, model two proved to be more effective to apply.
PERBANDINGAN MIX DESIGN SNI 03-2834-2000 DAN SNI 7656:2012 DITINJAU DARI PROSES PENGECORAN BETON NORMAL Joerda Foulhudan; Dwi Nurtanto; Krisnamurti Krisnamurti
Jurnal Riset Rekayasa Sipil Vol 5, No 2 (2022): Maret 2022
Publisher : Prodi Teknik Sipil Fakultas Teknik Universitas Sebelas Maret Surakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (572.834 KB) | DOI: 10.20961/jrrs.v5i2.48172

Abstract

Beton merupakan material yang hampir 60% digunakan dalam pekerjaan konstruksi dan dipadukan dengan baja. Agregat halus, agregat kasar, semen, dan air merupakan material dari beton. Mix design dan proses pengecoran sangat menentukan mutu beton. Berdasarkan hal tersebut dibutuhkan mix design dan proses pengecoran yang tepat untuk mendapatkan kuat tekan optimum. Mix design pada penelitian ini menggunakan SNI 03-2834-2000 dan SNI 7656:2012 kemudian dikombinasi dengan tiga variasi urutan pemasukan material (agregat kasar - agregat halus - semen) dan ada dua metode pemasukan air yaitu, pemasukan air di akhir langkah (dry mixing) dan  pemasukan air pada setiap langkah pemasukan material (wet mixing). Sehingga terdapat 12 variasi penelitian. Berdasarkan hasil pengujian, kuat tekan optimum yang dihasilkan adalah 43,52 MPa pada variasi penelitian P2M12 dengan proses pelaksanaan pengecoran yaitu, kerikil, semen, pasir, dan ditambahkan air pada akhir proses pengecoran (dry mixing) dan mix design yang digunakan adalah SNI 7656:2012. Jika dilihat dari nilai standar deviasi yang kecil maka dapat dikatakan hasil kuat tekan valid karena interval data tidak terlalu jauh. Namun, nilai kuat tarik yang dihasilkan tidak optimum yaitu sebesar 3,29 MPa meskipun nilai standar deviasinya kecil dan terbilang valid sedangkan untuk nilai modulus elastisitas adalah 10991,89 MPa dan nilai standar deviasi nya tinggi.