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Analisis Daya Dukung Pondasi Cerucuk Menggunakan Data Cone Penetration Test CPT dengan Metode Empiris Bedasarkan Pendekatan Mayerhoff (1976) dan Metode Vesic (Studi kasus : Penggantian Jembatan Telabah Kotor, Kota Mataram) Ramadhan, Weni Nopia; Hamdani, Hafiz; Hidayati, Nurul
Innovative: Journal Of Social Science Research Vol. 5 No. 4 (2025): Innovative: Journal Of Social Science Research
Publisher : Universitas Pahlawan Tuanku Tambusai

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31004/innovative.v5i4.21089

Abstract

Pondasi pipa cerucuk adalah salah satu jenis pondasi yang berfungsi untuk meningkatkan daya dukung tanah, khususnya pada karakteristik tanah lunak atau granular. Penggunaan pondasi ini menjadi solusi untuk mendukung beban bangunan infrastruktur, seperti di proyek penggantian Jembatan Telabah Kotor. Penelitian ini bertujuan menganalisis kapasitas daya dukung pondasi cerucuk dengan memanfaatkan data Cone Penetration Test (CPT) seperti metode empiris Mayerhof (1976). Nilai CPT digunakan untuk menentukan tahanan ujung dan selimut pondasi. Dari hasil analisa menunjukkan bahwa daya dukung tunggal (Qall) pada titik S1 sebesar 2,7967 ton dan titik S2 sebesar 1,9677 ton. Daya dukung kelompok (Qg) masing-masing adalah 47,2915 ton dan 33,2740 ton. Seluruh hasil melebihi kebutuhan desain sebesar 11,09 ton, maka pondasi cerucuk pada lokasi tersebut dapat dinyatakan aman dan layak digunakan.
Sosialisasi keselamatan lalu lintas di Desa Lembar Selatan Kabupaten Lombok Barat Efendy, Anwar; Fitrayudha, Adryan; Zarkasi, Ahmad; Muttaqin, Aulia; Fariyadin, Adiman; Wahyuningsih, Titik; Isfanari, Isfanari; Hamdani, Hafiz; Pujiastuti, Heni; Yustissiani, Erni; Kurniawan, Muhammad Deni
SELAPARANG: Jurnal Pengabdian Masyarakat Berkemajuan Vol 9, No 3 (2025): May
Publisher : Universitas Muhammadiyah Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31764/jpmb.v%vi%i.31836

Abstract

AbstrakPermasalahan lalu lintas merupakan salah satu konsekuensi dari rendahnya kesadaran pengguna jalan dalam menaati aturan yang berlaku. Untuk itu, pentingnya dilaksanakan kegiatan sosialisasi kepada masyarakat sebagai bentuk pengendalian non-fisik, dengan tujuan untuk meningkatkan kesadaran dan pemahaman masyarakat mengenai keselamatan berlalu lintas secara menyeluruh. Pelaksanaan kegiatan ini dilakukan pada Senin tanggal 26 Mei 2025 di Aula Kantor Desa Lembar Selatan dan dihadiri oleh 32 orang peserta, terdiri dari perangkat desa, kepala dusun dan perwakilan karang taruna yang ada di Desa Lembar Selatan yang juga bertindak sebagai mitra kegiatan ini. Metode pelaksanaan kegiatan ini terdiri dari empat tahapan yaitu tahap persiapan, tahap sosialisasi, tahap diskusi, serta tahap evaluasi dan monitoring. Kegiatan sosialisasi ini telah terlaksana dengan baik dan mendapat tanggapan positif dari peserta. Materi yang disampaikan dinilai bermanfaat, informatif, dan mampu meningkatkan kesadaran akan pentingnya mematuhi peraturan lalu lintas demi keselamatan diri sendiri maupun orang lain. Kata kunci: lalu lintas; sosialisasi; keselamatan. AbstractTraffic problems are one of the consequences of low awareness of road users in obeying applicable regulations. For this reason, it is important to carry out socialization activities to the community as a form of non-physical control, with the aim of increasing public awareness and understanding of traffic safety as a whole. The implementation of this activity was carried out on Monday, May 26, 2025 at the Lembar Selatan Village Office Hall and was attended by 32 participants, consisting of village officials, hamlet heads and representatives of youth organizations in Lembar Selatan Village who also acted as partners in this activity. The method of implementing this activity consists of four stages, namely the preparation stage, the socialization stage, the discussion stage, and the evaluation and monitoring stage. This socialization activity has been carried out well and received a positive response from the participants. The material presented was considered useful, informative, and able to increase awareness of the importance of obeying traffic regulations for the safety of oneself and others. Keywords: traffic; socialization; safety.
Peningkatan kesadaran warga sekitar sungai luk, desa Sambik Bangkol terhadap mitigasi banjir lokal melalui sosialisasi penerapan sistem eko-hidrolik dan “resik-resik kali” Muhammad Khalis Ilmi; Hidayat, Ari Ramadhan; Swahip; Hidayati, Nurul; Semengasbumi, Ringgi Puteri; Wahyuningsih, Titik; Efendy, Anwar; Hamdani, Hafiz; Toyyib, Mukhtar; Pratama, Dika
Rengganis Jurnal Pengabdian Masyarakat Vol. 5 No. 2 (2025): November 2025
Publisher : Pendidikan Matematika, FKIP Universitas Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/rengganis.v5i2.923

Abstract

In 2013 and 2020, local flooding events occurred along the river segment adjacent to the area of Luk Barat Hamlet. These incidents resulted in the collapse of a resident’s wall, damage to structural elements of the Luk River Bridge, the blockage of a nearby spring, and the inundation of several houses within Luk Barat Hamlet. It is anticipated that similar disaster events may recur in the future. Therefore, it is necessary to enhance community education regarding flood mitigation through the dissemination of the Eco-Hydraulic System and the “Resik-Resik Kali”. The method employed in this community engagement activity involved a knowledge transfer approach through socialization sessions, followed by participatory discussions with local residents. The program concluded with the distribution of banana seedlings and the implementation of a “resik-resik kali” activity. This community engagement initiative successfully increased residents’ understanding of potential flood hazards and their associated risks, the benefits of applying an eco-hydraulic system utilizing banana trees for local flood mitigation, as well as practical insights into the “resik-resik kali” activities that have been widely implemented in other regions.
PENGAPLIKASIAN MSPAS DI MSPROJECT PADA PROYEK PEMBANGUNAN GEDUNG KULIAH DAN LABORATORIUM POLITEKNIK PARIWISATA LOMBOK: PENGAPLIKASIAN MSPAS DI MSPROJECT PADA PROYEK PEMBANGUNAN GEDUNG KULIAH DAN LABORATORIUM POLITEKNIK PARIWISATA LOMBOK Mubarak, Rajabi; Hamdani, Hafiz; Nur, M. yusuf
Bangun Rekaprima Vol. 11 No. 2 (2025): Oktober 2025
Publisher : Politeknik Negeri Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32497/bangunrekaprima.v11i2.7224

Abstract

Project scheduling is a crucial component of construction management, serving as a reference for controlling time, resources, and project progress. Selecting an appropriate scheduling method is essential to ensure that project implementation proceeds effectively and efficiently. This study examines the application of the Model Schedule Project ala Syafriandi (MSPAS) method in a construction project using Microsoft Project software. MSPAS consists of three main components—planning, scheduling, and tracking—which collectively provide comprehensive information regarding project duration, activity dependencies, resource performance, and progress evaluation. The results indicate that the use of MSPAS enhances project efficiency by reducing the project duration from 270 days to 256 days, as well as decreasing indirect project costs by IDR 298,453,596. Furthermore, 287 critical activities were identified, including preparatory work, structural work, architectural work, mechanical, electrical, and plumbing tasks. Therefore, MSPAS can be considered an effective method for optimizing project time and cost in construction management.
Analysis of Spun Pile Bearing Capacity Based on SPT Data Using the Luciano Decourt and Tomlinson Methods Setyawan, Rizwan Aziez; Hamdani, Hafiz; Pujiastuti, Heni; Zarkasi, Ahmad
Journal La Multiapp Vol. 7 No. 2 (2026): Journal La Multiapp
Publisher : Newinera Publisher

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37899/journallamultiapp.v7i2.2939

Abstract

Spun pile foundations were used in the construction of the Mayor's Office Building in Jempong Village, Mataram City, West Nusa Tenggara Province, as elements that transfer structural loads to more stable soil. This study aims to analyze the bearing capacity of spun pile foundations manually to obtain the ultimate bearing capacity and allowable bearing capacity values by comparing the Luciano Decourt and Tomlinson methods based on SPT data. Through this analysis, it is hoped that the most efficient and appropriate method for application in the soil conditions in the area can be determined. Based on the calculation results, the Luciano Decourt method produced a bearing capacity and allowable bearing capacity of 137,344 tons and 54,938 tons, respectively, while the Tomlinson method produced a bearing capacity and allowable bearing capacity of 89,489 tons and 35,795 tons, respectively. It can be concluded that the most efficient and appropriate method to use in pile foundation planning for the soil conditions in the area is the Tomlinson method because it produces a more conservative bearing capacity. The use of this conservative bearing capacity can help avoid the risk of foundation failure.
Study Penempatan Shearwall terhadap Stabilisasi Gedung Walikota Mataram dengan Menggunakan Aplikasi SAP 2000 Prakoso, Andika; Hamdani, Hafiz; Zarkasi, Ahmad
Jurnal Talenta Sipil Vol 9, No 1 (2026): Februari
Publisher : Universitas Batanghari Jambi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33087/talentasipil.v9i1.1234

Abstract

The Mataram Mayor's Building, West Nusa Tenggara, consists of 3 floors with a total height of 14.25 m. All floors of the building use reinforced concrete structures, which make them vulnerable to lateral forces, especially those caused by earthquakes. Earthquakes risk causing building damage, therefore a special frame-bearing structure is needed to withstand earthquake forces to prevent structural failure, therefore shear walls are needed to withstand lateral forces. The placement and shape of shear walls affect the building's ability to withstand lateral forces. The problem of researchers in this study is how to compare the effectiveness of the four variations of shear walls when resisting lateral forces. So that researchers get the goal of knowing the value of floor deviations in the x and y directions and knowing the optimal placement location point in resisting lateral forces. In this study, a general type of data collection method is used, namely data collection carried out by collecting working drawings from project service providers. Based on the results of the analysis of the four existing models, it can be concluded that the placement of the shear wall position is more effective if placed at the right corner of the L-shaped building, if viewed from the results of the floor deviation values in the x and y directions. Where the overall floor deviation in the x direction of variation 1 is 1.12 mm, while the deviation in the y direction is 2.80 mm.
Perbandingan Daya Dukung Pondasi Sumuran dengan Pondasi Tiang Pancang pada Tanah Pesisir Berdasarkan Data Standard Penetration Test (SPT) pada Jembatan Gantung Desa Cemara Kecamatan Lembar Kabupaten Lombok Barat Sapdi, Muhammad; Hamdani, Hafiz; Hidayat, Ari Ramadhan
Jurnal Talenta Sipil Vol 9, No 1 (2026): Februari
Publisher : Universitas Batanghari Jambi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33087/talentasipil.v9i1.1254

Abstract

Infrastructure development in coastal areas is a strategic challenge in regional planning and civil engineering, due to complex soil characteristics, high sedimentation rates, and the influence of the marine environment that can reduce structural performance, especially in bridge construction. Saturated sandy soil conditions commonly found in coastal areas require the selection of appropriate foundation types to be able to safely support structural loads. This study aims to compare the bearing capacity of pit foundations and pile foundations on coastal soils based on Standard Penetration Test (SPT) data. The research method used is quantitative analysis with a comparative approach using the Meyerhof (1976) and Terzaghi (1943) methods. Secondary data in the form of SPT test results were obtained from the Suspension Bridge construction project in Cemara Village, Lembar District, West Lombok Regency. Calculations include end bearing capacity, cover bearing capacity, ultimate bearing capacity, allowable bearing capacity, and group pile bearing capacity. The analysis results show that pile foundations have a greater group pile bearing capacity than pit foundations. Based on the Meyerhof method (1976), the bearing capacity of the pile foundation group is 20,707.43 kN and the well foundation is 4,161.63 kN. Meanwhile, based on the Terzaghi method (1943), the bearing capacity of the pile foundation is 9,183.07 kN and the well foundation is 3,241.08 kN. These results indicate that pile foundations are more recommended for use in coastal soil conditions with low bearing capacity.
Pengaruh Variasi Kadar Lumpur pada Agregat Halus dan Penambahan Aditif terhadap Kuat Tekan Beton Radiman, Radiman; Hamdani, Hafiz; Fitrayudha, Adryan
Jurnal Talenta Sipil Vol 9, No 1 (2026): Februari
Publisher : Universitas Batanghari Jambi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33087/talentasipil.v9i1.1260

Abstract

The acceleration of infrastructure development in Indonesia has increased the demand for concrete, yet the use of natural sand is often hindered by silt content exceeding the 5% standard limit. Excessive silt content inhibits the hydration process and significantly reduces concrete compressive strength. This study aims to analyze the effect of silt content variations in fine aggregates and the effectiveness of plasticizer additives on the compressive strength of concrete with a design strength of f'c = 20 MPa. The experimental research used silt content variations of 2.82%, 13.52%, 21.71%, and 30.81%. Testing included material analysis, slump tests, and compressive strength tests on 15x30 cm cylindrical specimens at 3 days, converted to 28-day estimates based on PBI 1971. The results indicated that increasing silt content caused a drastic decrease in slump values and compressive strength. At the highest silt content (30.81%) without additives, compressive strength decreased by 36.34% to only 12.73 MPa. However, adding Additon H.E at a dosage of 200 ml/sack consistently improved workability and restored concrete strength, with increases ranging from 26.47% to 35.83% compared to concrete without additives. In conclusion, plasticizer additives are proven effective as an engineering solution to optimize concrete performance even when using low-quality materials.
Pengaruh Limbah Bata Ringan dan Fly Ash Sebagai Filler terhadap Karakteristik Uji Marshal Asphalt AC-WC Izwan, Hairul; Efendy, Anwar; Muttaqin, Aulia; Hamdani, Hafiz
Jurnal Talenta Sipil Vol 9, No 1 (2026): Februari
Publisher : Universitas Batanghari Jambi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33087/talentasipil.v9i1.1247

Abstract

The need for road infrastructure development in Indonesia continues to increase, so a more optimal, sustainable and environmentally friendly asphalt mixture is needed. In the AC-WC wear layer which functions to receive traffic loads directly, the type of filler plays an important role in determining the stability, durability and long-term performance of the pavement. The limited availability of conventional fillers such as Portland cement and stone ash encourages the use of industrial waste materials as alternatives, including fly ash and light brick waste which have mineral characteristics and grain sizes that are suitable for fillers. This research aims to analyze the effect of variations in the composition of lightweight brick filler and fly ash on the Marshall parameters of AC-WC mixtures, including stability, flow and volumetric characteristics such as VIM, VMA and VFA. Tests were carried out experimentally in the laboratory using the Marshall method based on SNI, with three variations in filler ratios of 0.25%–0.75%, 0.50%–0.50%, and 0.75%–0.25% at an optimum asphalt content of 6%, as well as a total of 24 test objects. The results show that all formulations meet the 2018 Bina Marga standards, with VIM values of 4.46%, 4.52% and 4.73% respectively. VMA is 18.08%, 18.32% and 18.65%. As well as VFA 75.36%, 75.3% and 74.62%. The stability obtained respectively was 1311 kg, 1296 kg, and 1278 kg, while the flow values were 3.4 mm, 3.23 mm, and 3.38 mm. The combination of 0.25% lightweight brick and 0.75% fly ash provides the highest stability value. Overall, the use of light brick waste and fly ash is able to improve the performance of Marshall characteristics, meet technical requirements, and has great potential as a more economical and environmentally friendly alternative filler in AC-WC mixtures.