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Journal : Majalah Teknik Simes

ANALISIS PRODUKTIVITAS TENAGA KERJA PADA PEKERJAAN BETON BERTULANG MENGGUNAKAN METODE TIME STUDY Meilani Belladona; Edito Dwi Antoro; Arif Sandra
MAJALAH TEKNIK SIMES Vol 13 No 1 (2019): Majalah Teknik Simes
Publisher : UNIVERSITAS PROF. DR. HAZAIRIN, SH BENGKULU

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Abstract Construction management work must take into account the composition of workers. recruitment of workers, direction of workers, supervision of workers and others. The composition of workers will affect work productivity. The better the qualifications of workers, the higher productivity of workers. The purpose of the study was to analyze the factors that affect worker productivity in reinforced concrete structures in the Ivory Medical Hospital construction project in the City of Bengkulu. Data collection methods use observation and data analysis using the Time Study method. Based on the calculation results obtained the value of worker productivity, namely for column formwork work; 8.92 m² / Oh, beam; 7.25 m² / Oh and plates; 24.32 m² / Oh. In column reinforcement installation work; 473.57 Kg/Oh, beam; 126.31 Kg/Oh and plates; 378.22 Kg / Oh and for column casting work; 50.44 M³/Oh, beam; 15.57 M³/Oh and plates; 5.14 M³/ Oh. The factors that cause the lack of productivity of workers in the work of installation formwork is the distance of the material sites and the number of workers, while the factors affecting reinforcement work are the weather and the position / location of the material which is very far from the installation site.
Pemetaan Saluran Daerah Irigasi Berbasis Sistem Informasi Geografis (SIG) Antonio Roberto; Meilani Belladona; Fenty Wisnu Wardhani
MAJALAH TEKNIK SIMES Vol 14 No 1 (2020): Majalah Teknik Simes
Publisher : UNIVERSITAS PROF. DR. HAZAIRIN, SH BENGKULU

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Abstract

Abstract Seluma Utara Sub district is one of the Sub districts in the Seluma District, where most of the population is working as farmers. This causes the availability of irrigation to be very important to help the community in creating and managing agricultural or plantation land. Along with the rapid development of the area resulting in changes in most of the regional data, especially the form of maps, where the old map has expired (out of date) if compared with statistical data that are currently available. This happens because for the visualization of data in the form of maps requires substantial funds and a relatively long time, so that there are still many areas that still use the old map for planning, implementation and evaluation of development, therefore a mapping of Irrigation Regional (DI) channels is made based. Geographic Information System (GIS) to support the data needs in the District of North Seluma, namely Di Pandan, Talang Empat, and DI Puguk. North Seluma District, Seluma Regency. Data collection for mapping using the Global Positioning System (GPS) is done by tracking or crossing the existing irrigation channels in the field. The results of tracking using GPS are inputted into GPS software and a display of channel information is found in the irrigation area. This map makes it easy for related parties to carry out maintenance and rehabilitation in order to increase agricultural productivity.
Perencanaan Bangunan Pengendali Banjir (Kanal) Di Das Air Bengkulu Wahyu Yulianto; Meilani Belladona; Jawoto Sumajaya
MAJALAH TEKNIK SIMES Vol 15 No 1 (2021): Januari 2021
Publisher : UNIVERSITAS PROF. DR. HAZAIRIN, SH BENGKULU

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32663/simes.v15i1.1750

Abstract

Abstract The Air Bengkulu River Basin experiences a frequency of flooding twice a year due to the increase in water discharge during the rainy season. The purpose of this study is to determine the amount of peak discharge of the Air Bengkulu River and make a design of floodway control buildings dimensions in the Air Bengkulu River Basin. Rainfall data used in the purposes of this study are rainfall data for the last 10 years (2010-2019). Rainfall analysis plans calculated by statistical methods. The analysis of the planned flood peak discharge was calculated using the Nakayasu Synthetic Unit Hydrograph method with the results of the peak discharge of the Air Bengkulu River for the 2nd, 5th, 10, 20, 25, 50 and 100 year anniversary periods, respectively 557.68 m3/s; 732.85 m3/s; 845.18 m3/s; 955.15 m3/s; 978.80 m3/s; 1074.35 m3/s; and 1166.71 m3/s. Flood canal design analysis is calculated using the manning equation method (try error) using a return period of 25 years with a discharge of 955.15 m3/s; circular canal with a cross-sectional diameter of 18.5 m; with a water level of 14.68 m and a height of 3.82 m; while the canal is square in shape with a base width of 25 m; water level of 5.55 m; and height of 1.45 m guard; able to accommodate the debit plan return period of 25 years.
Perancangan Desain Bangunan Pengendalian Abrasi Pantai Di Daerah Muara Sungai Muarabangkahulu Medianto Mulyadi; Meilani Belladona
MAJALAH TEKNIK SIMES Vol 11 No 2 (2017): Majalah Teknik Simes
Publisher : UNIVERSITAS PROF. DR. HAZAIRIN, SH BENGKULU

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Zakat beach is one of the water tourism places frequented by tourists, but along the way there are several points that have abrasion due to erosion of waves, wind and tidal sea water. This research aims to make the design of coastal protective structures so that the abrasion can be overcome. The data used is wind data. Primary data is a measurement of water level on the estuary of the river Bangkahulu with the help of coal farmers around the location of the review. The design of the abrasion retaining building uses a sloping sidewall with an arrangement of rocks arranged in such a way. Significant wave heights are sought using wave forecasting with an HS value of 1.054 meters and a significant wave period of 5.31 seconds. The calculation result is used to calculate wave height due to sea floor depth change, Ks value is 1,092, refractive coefficient value = 0,736 and wave height at depth 1,52 is 0,847 m. The height and depth of the breaking wave are Hb = 1.005 meters and db = 0.985 meters. Elevation of the breakwater peak with a high free of 0.234 m without a tsunami is 4.212 meters. The peak width of the breakwater building is 0.61 meters with the weight and thick of the main protective layer of 103 Kg and 0.4 meters and the number of granules per 10 meters is 25 grains.
Analisis Dan Pemeteaan Daerah Banjir Menggunakan HEC-RAS Dan SIG Di Kota Bengkulu (Studi Kasus Air Bengkulu Hilir) Melki Sanjaya; Meilani Belladona
MAJALAH TEKNIK SIMES Vol 14 No 2 (2020): Majalah Teknik Simes
Publisher : UNIVERSITAS PROF. DR. HAZAIRIN, SH BENGKULU

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Abstract

Abstract Flooding in Bengkulu city is an event that occurs every year. One area that is often affected by floods is the downstream area of ??the Air Bengkulu River Basin. Flooding in the Air Bengkulu Hilir watershed is caused by an increase in water discharge due to high rainfall. This study aims to create a flood inundation map. This map was created by modeling. flood inundation in the Air Bengkulu Hilir watershed area through a simulation of flood flow. Flood inundation modeling is carried out by utilizing a special mode of analysis in Geographic Information Systems (GIS) for the creation of river geometry as well as a HEC-RAS hydraulic flow simulation program. The method of making maps with several stages, namely the first rainfall analysis, calculation of drainage coefficient and land cover. Secondly, the preparation of digital elevation data (DEM) as a source of data forming river geometry, then the flow simulation uses the flood data of the flood plan in 5 and 10 years at 1789,687 m3 / second and 1830.15 m3 / second. Flood generation is displayed automatically through the RAS Mapper site in ArcGIS. Depth The results of the flood inundation map based on the flood discharge plan for 5 and 10 years are 0 - 10,534 m and 0 - 10,571 m identified areas are Surabaya, Semarang, Bentiring, Tanjung Jaya, Tanjung Agung, Suka Merindu, Rawa Makmur, and Kampung Kelawi.
Pemetaan Daerah Genangan Dan Kajian Genangan Banjir Pada Kawasan Komersial Di Kelurahan Rawa Makmur Meilani Belladona
MAJALAH TEKNIK SIMES Vol 11 No 1 (2017): Majalah Teknik Simes
Publisher : UNIVERSITAS PROF. DR. HAZAIRIN, SH BENGKULU

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Sub-district of Rawa Makmur broadly regional 150 Ha and number of residents 5655 men increasingly grows with existence of country college which located in this district. This thing makes area that is formerly mostly in the form of wetland ( marsh) changes over function to become area is woke up. Purpose of this research is to give image of pond distribution pattern happened so that management system design of disaster applicable to especially flooding as well as know the cause of pond happened causing can be done its(the penanggulangan effort. Primary data collecting in the form of topography gauging, passage dimension and interview. Secondary data in the form of location map, data arranges land use, etc. Transformation arranges land use equal to 30% in 3 last year results the happening of pond every the rains. Pond height ranges from 5 - 50 cm in avenue and reachs 100 m at resident area especially which nearby regulus. Factors causing flooding is low topography, transformation arranges land use from area of marsh becomes area of woke up, ugly drainage and only side and destroyed it sluice in disposal of final_ resulting the happening of reverse flow.
Studi Kebutuhan Instalasi Pengolahan Air Limbah (Ipal) Tempat Pembuangan Akhir Sampah Dengan Geomembrane Kota Bengkulu Oscar Hidayat; Tri Sefrus; Meilani Belladona
MAJALAH TEKNIK SIMES Vol 15 No 2 (2021): Juli 2021
Publisher : UNIVERSITAS PROF. DR. HAZAIRIN, SH BENGKULU

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (844.439 KB) | DOI: 10.32663/simes.v15i2.2072

Abstract

Based data from Bengkulu Environmental centre in 2019, it is known that the volume of waste for Bengkulu city residents per day reaches 373.07 m3/day. The amount of water that enters the Air Sebakul TPA causes leachate to collect quickly and then moves to dissolve into the ground. The absence of waste water treatment plant at this landfill causes contamination of surface water and ground water. Especially when it rains, the leachate will flow into the drainage channels of residents around the TPA which causes an unpleasant odor. The purpose of this research ia to determine the ned for WWTP (waste water treatment plant) at the Air Sebakul TPA Bengkulu by using geomembrane layer. The method of the study uses a survey method with forecasting using geometric formulas and mononobe while the data validation test uses a tracking signal approach.The results of this study show that the prediction of the Bengkulu city waste heap and leachate discharge for the next five years is 792.746,35 (m3/year) or 9.972 m3/day. Based on the current land capacity which has an area of + 30.000 m2, The air Sebakul TPA is declared capable of accommodating waste for the next years. While the planning for the next ten years with waste generation reaching 1.728.810, 26 (m3)/year is declared unable to accommodate waste.Therefore, a large-scale land expansion is needed from the existing land availability, as well as a larger IPAL storage capacity.
Analisis Hidraulika Jaringan Pipa PDAM Tirta Dharma dengan Sistem Komputasi Meilani Belladona
MAJALAH TEKNIK SIMES Vol 9 No 1 (2015): Majalah Teknik Simes
Publisher : UNIVERSITAS PROF. DR. HAZAIRIN, SH BENGKULU

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Abstract

The purpose of the research was to analyze the distribution pipe network system water TAPS Tirta Dharma by using the program EPANET 2.0. Clean water services are managed by TAPS Tirta Dharma is already reaching out to most areas of the city, most of the customers comes from households. The number of clean water distribution of households in 19.209 KK of 4.606.370 m3 per year. Bengkulu City TAPS new could produce as much as 17.280.000 ltr/hr, so it still required an increase in production capacity by as much as 18.797.200 lt/hr, or 217,56 lt/sec. The problem examined is how the distribution pipe network system water TAPS Tirta Dharma by using the program EPANET 2.0? The methods used for this research consists of methods of data collection and data analysis methods. Data required primary data consist of i.e. the measurement of water pressure on metered houses and spread a detailed questionnaire. Secondary data are also needed to support research the research of map data network, water consumption data by the customer and other supporting data. Data obtained processed with hydraulics analysis either manually or in a simple statistical analysis and computation. Based on the results of the analysis it is known that water needs for housing in Surabaya already meet. Based on the results of the interviews can be noted that most of the people still using Shaved River Subdistrict shallow wells as a source of clean water.