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INDONESIA
JOURNAL TEKNIK SIPIL DAN INFRASTRUKTUR
Published by Universitas Tadulako
ISSN : 20886004     EISSN : -     DOI : -
Core Subject : Engineering,
Arjuna Subject : -
Articles 82 Documents
IDENTIFIKASI KELEMAHAN METODE EARNED VALUE PADA PENGUKURAN KINERJA BIAYA DAN WAKTU PROYEK KONSTRUKSI F., Fahirah; Wahyu Adi, Tri Joko; Anwar, Nadjadji
JOURNAL TEKNIK SIPIL DAN INFRASTRUKTUR Vol 3, No 2 (2013)
Publisher : Jurusan Teknik Sipil Universitas Tadulako

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Abstract

Earned Value method (EV) has several weaknesses which makes it difficult to optimally apply in the construction projects. This study aims to identify the shortcomings of Earned Value related to the project cost and time performance. Literature study was conducted from the various sources related to the EV topic. The result shows that the main weakness of Earned Value method are: EV prediction method is assumed deterministic, linear, non-dynamic and does not accommodate uncertainty factors of time and cost of construction projects.   Keywords: construction  project, time and cost performance, earned value
PENGEMBANGAN JARINGAN DISTRIBUSI AIR BERSIH KECAMATAN PELING TENGAH Sampe, Nober; Tunas, I Gede; Andiese, Vera Wim
JOURNAL TEKNIK SIPIL DAN INFRASTRUKTUR Vol 3, No 2 (2013)
Publisher : Jurusan Teknik Sipil Universitas Tadulako

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Abstract

This study aims to provide an overview of the development planning of water distribution networks in the village of  Patutuki District   of   Peling Tengah,   considering   the region located in the coastal areas with limited of surface water sources, moreover the constriction and leakage in pipelines and water quality containing calcium or poor maintenance, so  the  flow  of  water  to  the  consumer  is reduced.  The scope  of study  is limited  to the analysis  of the availability  of water  discharge mainstay  as  one  of  the  water  sources  in  the village  Patutuki  using  FJ.  Mock  and  calculate the   domestic  water   supply   in   the   village   of Patukuki  District  of  Peling Tengah  depended on the number of  population. Furthermore, network planning distribution of domestic water in the service  area by gravity  through  the branching  system  and  closed  pipes.  For secondary data collection was carried out in the form  of meteorological  data,  population  data, topographic  data  and  the  data  of  land-use. Then calculate the water needs to be compared with the discharge  mainstay. The result is the minimum river discharge mainstay of Bebek River which is the main water source to meet water  needs in the area of service to 20 years .The maximum pressure meets the maximum permissible  limit  of 10 kg/cm2 and also meet the maximum  speed limit is a maximum  of 3 m3/sec.  For  the required  number  of plumbing needs in this plan that HDPE pipe ø 102 mm by 108 rods , PVC pipe ø 102 mm 33 rods , PVC pipe ø 76 mm 557 rods , and PVC pipe ø 51 mm 749 rods.   Keywords: water distribution networks, domestic water, Peling Tengah
PENUAAN DINI DAN DURABILITAS PERKERASAN LAPIS TIPIS BETON ASPAL LAPIS AUS (HRS-WC) YANG MENGGUNAKAN ROADCEL-50 Mashuri, Mashuri; Astuti, Fira; Batti, Joy Fredi
JOURNAL TEKNIK SIPIL DAN INFRASTRUKTUR Vol 4, No 2 (2014)
Publisher : Jurusan Teknik Sipil Universitas Tadulako

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Abstract

RoadCel-50 is an added material that has been used in asphalt pavement such as HRS. Its purpose is to improve the stability of the asphalt pavement. However, the effect of the use RoadCel-50 on short term aging and durability of asphalt pavement is very important to understand. The objective of this study was to determine the effect of RoadCel-50 on short term aging and durability of the pavement Hot Rolled Sheet Wearing Course (HRS-WC). This research was conducted with the percentage of the RoadCel-50 are 0%, 0.1%, 0.2%, 0.3% and 0.4%. This research was done at the Laboratory of Transportation and Highways Department of Civil Engineering Faculty of Engineering, Tadulako University, Palu Central Sulawesi. The main equipment used in this study is Marshall testing machines. Manufacturing and testing of samples were conducted at STOA conditions. The results of this study on the the condition of short term aging (STOA) shows that the use of RoadCel-50 can increase the stability of the pavement on the the percentage RoadCel-50 of 0.30% and Asphalt content of 7.7% which is 2281.40 kg.  Stability in the condition STOA declined in the percentage RoadCel-50 of 0.40% and Asphalt content of 7.5% at 1178.87 kg. Applying RoadCel-50 on the HRS-WC can improve durability on the percentage RoadCel-50: 0.10% with 7.5% bitumen content. Keywords: Roadcel-50, Short term aging, HRS-WC, STOA.
PENGARUH PERUBAHAN TATAGUNA LAHAN TERHADAP KARAKTERISTIK HIDROGRAF BANJIR DI DAS MIU Oktavia, Siti Rahmi; Amaliah, Tutty
JOURNAL TEKNIK SIPIL DAN INFRASTRUKTUR Vol 7, No 2 (2017)
Publisher : Jurusan Teknik Sipil Universitas Tadulako

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Abstract

The Miu basin is one of the watersheds located in Sigi District, Central Sulawesi province with an area of 10,471,71 km2. In the last few years, Miu basin frequently got flood disaster and sediment. The change of watershed response to rain due to land use change is pointed to be the cause of frequent floods. It is necessary to overcome the frequent flooding in Miu basin by conducting hydrological analysis to determine the peak discharge change due to land use change. In this study, the analysis of the area of  rain with Polygon Thiessen Method was conducted with the help of ArcGIS 10.3 software. ArcGIS 10.3 software is also used to analyze land use change. The process of diversing the rain into a stream by calculating the effective rainfall (Peff) using the Soil Conservation Service-Curve Number (SCS-CN) Method. For Design Flood is calculated by the Nakayasu HSS Method. The research shows that the value of Curve Number as the determinant variable of land function change at Miu basin of 2003, 2009 and 2014 did not experience significant change. The decrease of flood peak discharge by HSS Nakayasu method in 2003, 2009 and 2014 respectively 525 m3 / sec, 366,4 m3 / second and 154,3 m3 / sec. The decrease in peak flood discharge is due to the fact that in addition to the non-significant land use change, the area rainfall as the input in the flood analysis of the designs of those years decreased from 2003 to 2014. 
PENGENDALIAN MATERIAL SISA (WASTE MATERIAL) (STUDI KASUS PEMBANGUNAN GEDUNG KANTOR PERPUSTAKAAN, ARSIP DAN DOKUMENTASI KABUPATEN SIGI) Asnudin, Andi; Labombang, Mastura; Fahri, Muzani
JOURNAL TEKNIK SIPIL DAN INFRASTRUKTUR Vol 7, No 2 (2017)
Publisher : Jurusan Teknik Sipil Universitas Tadulako

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Abstract

In the process of building construction residual materials usually formed that can be disadvantageous for the work parties.There are several ways to reduce the occurrence of waste material. The purpose of this research is to know how to control the waste material in case study of library office, archive and documentation buildings of Sigi Regency. The data were obtained by distributing questionnaires to the job implementers as well as taking documentation in the field. Data processing were using likert scale method, descriptive analysis, photograph analysis and SPSS software to determine the reliability of a data and correlation using Spearman's Rho method. The results of  this research indicate the control of residual materials carried out by taking into account: (a) the security of material  storage, (b) the storage of materials according to  the type and nature of the material, (c) plotting and calculating material use, (d) the worker's occupational control, (e) the presence of an officer inspecting and recording the material accepted and material that have been used, (f) casting and plastering in accordance with predetermined requirements, (g) the officer recognizing the material type and knowing the material allocation issue, (h) Packaging and control on  transporting materials, (i) storage location can facilitate the distribution of materials to job sites.
Kajian Daya Dukung Tanah Gambut dengan Perkuatan Geotekstil dan Perubahan Muka Air Tanah Martini Martini
JOURNAL TEKNIK SIPIL DAN INFRASTRUKTUR Vol 5, No 1 (2015)
Publisher : Jurusan Teknik Sipil Universitas Tadulako

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Abstract

Peat soils have a high compressibily and low bearing capacity. This unfavourable characteristic might cause differential settlement dan failure of the construction, so that the appropriate improvement method is required to overcome this problem.Peat soil improvement method that  commonly used is mechanically dan chemically soil improvement method. In this research, the peat soil reinforced with geotextile was conducted in order to find its influence in increasing the bearing capacity.Also, peat land are generally located in the area with shallow water level. In this research shallow foundation reinforced with geotextile with variations ground water level was conducted  to determine its effect in improving the bearing capacity. The variation of layer  number of reinforcement (N) used was N= 3, with width 2B reinforcement, where the  variations of  ground water level are z = 0 cm,  z = 5 cm and z = 10 cm where B is foundation width and z are the distance of the ground water level from base of the foundation. Result of modeling in the laboratory shows that the insertion of geotextile material in the peat soil can increase its soil bearing capacity. The increasing of ultimate bearing capacity (qu) tends to be higher for reinforced soil with no ground water level compared to soil with ground water level.The closer ground water level to foundation base the smaller the bearing capacity either with or without reinforcement. The highest value of bearing capacity was obtained in reinforced peat soil with no water level that is 8,6 kN/m2 or the it  increase as much of 178,1% compared to unreinforced peat soil with no water level. Bearing capacity ratio (BCR) has also increase as of as 2,78 in  with the reinforcement without water level compared to condition without reinforcement and without water level.
EVALUASI DAN TINDAKAN PENGURANGAN KERUSAKAN BANGUNAN BERDASARKAN PETA ZONASI GEMPA TAHUN 2010 Sulendra, I Ketut
JOURNAL TEKNIK SIPIL DAN INFRASTRUKTUR Vol 1, No 2 (2011)
Publisher : Jurusan Teknik Sipil Universitas Tadulako

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Abstract

Di Indonesia ada  empat periode berlakunya peraturan tentang bagunan gedung yaitu : GBV & PBI-55, (2) PBI-71, (3) PPTGIUG-83 & SNI Tata Cara Perencanaan Bangunan Gedung Beton Bertulang tahun  (4) SNI Perencanaan Bangunan Beton Bertulang 2002 & SNI Bangunan Beton Bertulang Tahan Gempa tahun  2002, keempatnya mempunyai beban rencana gempa dan pendetailan tulangan yang berbeda-beda. Seiring dengan perubahan peta zonasi gempa yaitu peta zona gempa tahun 2010, yang mana Kota Palu berada pada daerah gempa dengan intensitas sangat tinggi sehingga diperlukan upaya evaluasi dan pengurangan kerentanan akibat gempa sehingga kerugian material dan korban jiwa dapat dikurangi. Langkah penting yang dibutuhkan adalah melakukan evaluasi terhadap bangunan yang telah berdiri dan melakukan perkuatan dan perbaikan untuk gedung yang setelah dilakukan evaluasi ternyata memiliki kapasitas beban gempa lebih kecil dari kapasitas beban sesuai peraturan terbaru. Telah banyak bangunan yang gagal dan hancur akibat gempa, dan telah banyak pula metode yang dikembangkan untuk mengurangi kerusakan akibat gempa tersebut. Sehingga sangat dibutuhkan pengembangan metode perkuatan dan perbaikan struktur bangunan untuk mengantisipasi kerusakan bangunan pada saat terlanda gempa. Titik-titik lemah bangunan yang merupakan titik-titik kegagalan bangunan akibat beban gempa, antara lain : join fondasi-kolom, join balok-kolom, dinding pasangan dan system struktur atap. Elemen-elemen tersebut sangat membutuhkan perkuatan sebelum terjadi gempa serta pendetailan penulangan yang akurat. Perkuatan dan perbaikan elemen struktur bangunan yang telah dikembangkan antara lain : perbaikan kerusakan dinding pasangan dengan metode plesteran yang diperkuat kawat, melapisi elemen strutur bangunan dengan lapisan betob baru, penambahan tulangan dan lapisan beton dengan metode shotcrete pada elemen balok, kolom dan pelatdan perbaikan retak dengan bahan epoxy recin pada elemen pelat
Redesain dan Perkuatan Struktur Abutmen Beton Bertulang Jembatan Sumara Sulendra, I Ketut; Listiawaty, Hilda
JOURNAL TEKNIK SIPIL DAN INFRASTRUKTUR Vol 5, No 2 (2015)
Publisher : Jurusan Teknik Sipil Universitas Tadulako

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Abstract

Bridge is one of the most important transportation infrastructures that joining two side of highway thus the bridge is highly needed. To design a bridge geotechnical and hydrological data is crucial as well as characteristic of the river. In the case if a bridge were designed without acurately determine the 50 year return period of flood, then the bridge possibly  are not save against real flood that may occur. Thus the abutment has to be redesign and retrofitted. Redesign is important to fullfill requirement of high of free space superstructure if the maximum flood occur. Redesign conducted by adding 1,6 m high of the abutment. Controlling stabilities of the abutment i.e: shear and overturning were done. Retrofitting was applied by adding longitudinal and transversal reinforcement with the same dimension and space especially at the joint of transversal reinforcement, transversal reinforcement space reduced to half of its normal space. Longitudinal reinforcement applied was D19-150 and the transversal reinforcement was ᴓ12-100. To connect the fresh concrete and existing concrete applied material were epoxy resin based produced by PT. SIKA Nusa Pratama SIKADUR®732.
MODEL PERUBAHAN GARIS PANTAI RERANG (KABUPATEN DONGGALA) MENGGUNAKAN GENESIS Arafat, Yassir
JOURNAL TEKNIK SIPIL DAN INFRASTRUKTUR Vol 1, No 1 (2011)
Publisher : Jurusan Teknik Sipil Universitas Tadulako

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Abstract

Penelitian ini dilakukan untuk mengetahui proses erosi-sedimentasi, dan perubahan garis pantai serta morfologi Pantai Rerang, Kab. Donggala. Model perubahan garis pantai didasarkan pada persamaan kotinuitas sediment. Pantai dibagi menjadi sejumlah sel (ruas). Pada setiap sel ditinjau  angkutan sediment yang masuk dan keluar. Sesuai dengan hokum kekekalan massa, jumlah laju aliran massa netto didalam sel adalah sama denga laju perubahan massa di dalam tiap satuan waktu. Perubahan garis pantai tersebut dapat diprediksi dengan membuat model matematik yang didasarkan pada imbangan sediment pantai pada daerah pantai yang ditinjau. Prinsip tersebut digunakan dalam meyusun model matematik perubahan garis pantai dan dikembangkan menjadi sebuah perangkat lunak yang dikenal dengan nama GENESIS. Program GENESIS menerapkan “one-line simulation”, dimana batas antar laut dan darat di pantai digambarkan sebagai suatu bidang yang tegak. Perangkat lunak ini diaplikasikan untuk memodelkan perubahan garis Pantai Rerang Kabupaten Donggala
Evaluasi Kelayakan Median Beberapa Ruas Jalan di Kota Palu Barnabas, Peter L.; Kasan, Muhammad; Lestari, Sari Puji
JOURNAL TEKNIK SIPIL DAN INFRASTRUKTUR Vol 7, No 1 (2017)
Publisher : Jurusan Teknik Sipil Universitas Tadulako

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Abstract

The placement of median opening (U Turn) and the distance of inter median opening at several road in Palu city were indicated that it does not meet technical requirement so it can put the road user in dangerous situation which when the traffic flowing on the road grow higher then the risk of traffic accident will rise too. Moreover, the placement of median opening was indicated as an access road where as a place for specific activity beside the road. The existence of Garuda-Abd. Rahman Saleh as a T intersection also made an impact to the degree of saturation of certain road segment. The method that used to solve this study is based on the survey to collect the primary and secondary data MKJI 97 and median standard design analysis. The result shows that all of the placement median opening at several urban road links was not appropriate to the requirement standard then it needs reposition or any repairmen.