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Study of Inundation Management on Tertiary Drainage Channels in Keputih Tegal Surabaya City Nurhayati, Dyan Eka; Caroline, Jenny; Kusumaningrum, Dewi
Journal of Civil Engineering, Planning and Design Vol 1, No 1 (2022): May
Publisher : Faculty of Civil Engeneering and Planning - ITATS

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31284/j.jcepd.2022.v1i1.3053

Abstract

In the case of heavy rain, several places in Surabaya are still submerged. The Keputih Tegal region is one of them. The Jalan Keputih Tegal channel is a tertiary drainage channel that drains into a secondary drainage channel on Jalan Raya Keputih before emptying into the Wonokromo river. The flood on Jalan Keputih Tegal occurred at a depth of 20 cm. The drainage channel on Jalan Keputih Tegal is the subject of this study, and the data utilized are secondary data in the form of rainfall data collected from the Public Works Department of Highways Surabaya and the SDMP (Surabaya Drainage Master Plan) map obtained from BAPPEKO Surabaya. The dimensions of the channel are 1.5 x 1.5 m with a capacity of 0.9 m3/s based on the flood flow from the CA region and the drainage system of the Keputih Tegal channel, which is impacted by the height of the secondary channel MAB. The channel's proportions allow for both flood discharge and backwater discharge. With a flow velocity of 0.4 m/s, the channel slope is planned to be 0.04 percent. This condition exceeds the allowed speed criteria for concrete channels, which are 1.5 m/s.
Identify The Factors Causing Cost Overrun in Waringin Group Office Projects Febriansyah, Firman; Caroline, Jenny
Journal of Civil Engineering, Planning and Design Vol 2, No 2 (2023): November
Publisher : Faculty of Civil Engeneering and Planning - ITATS

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31284/j.jcepd.2023.v2i2.4747

Abstract

Infrastructure development in this globalization era has increased rapidly in line with the need for residential space, businesses, and buildings. Building construction projects have limitations, including cost limits or cost overruns. The conditions of proper use that are less efficient due to the development plan’s location can lead to several risks during construction work. This study aims to identify and analyze the factors influencing cost overruns and determine the most dominant causal factor in cost overruns. By giving questionnaires to 40 respondents, the data were collected and then treated for validity, reliability, normality, and statistical tests through SPSS software. The analysis of the data tested indicated that all variables were declared valid because the results of the correlation between the respondents' answers to each question item obtained a significant value, namely rcount rtable. The reliability test showed that the Cronbach alpha value of all variables was above 0.600. In conclusion, it was very reliable and could be trusted to be used as a variable measuring tool. The most dominant factors causing cost overruns in the Office Waringin Group project consisted of new work items at a mean of 4.33.
Evaluation of Bozem and Drainage Channels of Jade Hamlet Residential in Gresik Caroline, Jenny; Syafiarti, Arintha Indah Dwi
Journal of Civil Engineering, Planning and Design Vol 1, No 2 (2022): November
Publisher : Faculty of Civil Engeneering and Planning - ITATS

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31284/j.jcepd.2022.v1i2.3760

Abstract

Drainage refers to a vital component for water disposal so that a region or area can hinder potential puddle due to excessive water on the land surface. Therefore, a good plan adjusting the land condition of residential area belongs to a fundamental matter. Jade Hamlet Residence is located on Hulaan highway, Hulaan Urban Village, Menganti District, Gresik Regency, covering an area ±20 hectares and consisting of housing area, park, public facility, and catchment area. The drainage channel at this residence serves as the drainage for rain water and household dirty water disposal. During the rainy season in 2018 and 2019, the channel and bozem or drainage basin of this residence encountered overflowing and eventually caused puddle. To overcome this problem, the capacities of bozem and channel are in need of analysis and evaluation so as to figure out the runoff volume that can be accommodated in the bozem and investigate the discharge planned in the drainage channel by employing Log Person III method, chi-square distribution fit test, Kolmogorov-Smirnov test, rational formula, and exponential method. The results of analysis and evaluation demonstrated that the bozem capacity could not afford the runoff discharge (298.35 m3 309.55 m3), thereby demanding additional length and depth against the existing bozem. Meanwhile, the calculation of flood discharge planned for the drainage channels of S4.Ry3, S6.Ry1, S6.D1, S6.I2, S6.Cs1, S6.Rc1, S6.Rc2 indicate that they need redesigning by altering the channel dimension as the discharge capacity exceeds the channel.
Analysis of the Influence of Occupational Safety and Health on Worker Motivation for the Pramita Lab Surabaya Building Construction Project Jenny Caroline; Hardi Abriyanto Soy; Gunawan Gunawan
Jurnal Teknologi dan Manajemen Vol 5, No 2 (2024): July
Publisher : Lembaga Penelitian dan Pengabdian kepada Masyarakat ITATS

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31284/j.jtm.2024.v5i2.5539

Abstract

Construction projects are activities that are prone to work accidents and occupational diseases. Therefore, awareness of applying Occupational Health and Safety (OHS) is crucial. Basically, all humans want to complete work safely. These measures can motivate and drive workers’ behavior to carry out their work safely and healthily. This study aims to determine whether or not a correlation or influence exists between Occupational Health and Safety (OHS) and the work motivation of construction workers in the Pramita Lab Surabaya project environment. The research method was descriptive-quantitative with multiple linear regression analysis. The analysis results indicated that: (1) Based on the results of the analysis of the T-test on the work safety variable, the t-value was -0.309 critical t-value -2.042, and there was no significant effect between work safety and work motivation. (2) In the analysis of the T-test on occupational health, the value of the t-value was -4.345 critical t-value -2.042, indicating that occupational health had a significant effect on work motivation. (3) In the F-test, the calculated F-value was 27,852 F-table 3.35; Occupational Health and Safety influenced work motivation. This means that occupational safety and health is very important and affects the motivation of its workers.
PRE FEASIBILITY STUDI PEMANFAATN LUMPUR LAPINDO SEBAGAI MATERIAL ALTERNATIVE UNTUK STONEWARE DAN ARTHWAREMUM Jenny Caroline
Journal of Industrial Process and Chemical Engineering (JOICHE) Vol 1, No 2 (2021)
Publisher : Institut Teknologi Adhi Tama Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31284/j.joiche.2021.v1i2.2447

Abstract

Lapindo mud waste is hot mud from PT. Lapindo Brantas allegedly contains hazardous materials. Utilization of Lapindo mud waste must be carried out with several tests. Testing on the characteristics of the waste using the Toxicit Characteristic Leadching Procedure (TCLP) test. This research was conducted on a laboratory scale by varying the composition of cement, fine aggregate and Lapindo mud ((1:2:10), (1:3:10), (1:3:9) which were used as bricks and will be tested for absorption. brick brick gravity test, brick surface friction test The results of this study are the average compressive strength of bricks using Lapindo mud with a mixture composition of 10% mud decreased by 18.09 Kg/cm², the composition of the mixture 7.5% mud, namely 18.57 Kg/cm², and 5% mix composition, which is 20.94 Kg/cm², can be categorized as B4 quality bricks (Used for non-weather protected walls), with a standard strength of 21 kg/cm². Meanwhile, the absorption test of all brick compositions meets the requirements SNI is based on SNI 03-0349-1989 regarding concrete bricks (brick), the maximum air absorption rate requirement is 25%.Keywords: Brick, Lapindo Mud, Absorption Test
PEMBERDAYAAN MASYARAKAT MELALUI PENANAMAN TANAMAN TOGA DI RT. 01 RW. 01, GEBANG LOR, SURABAYA: STUDI KASUS PENGEMBANGAN TANAMAN OBAT Jenny Caroline; Felicia Tria N; Dewi Pertiwi; Siti Choiriyah; Theresia Maria CA; Kurnia Hadi P; Diah Listyaningsih; Ryanditama Pramudya; Muhammad Risky Mahensa; Nur Laelatul Fadiyah; Rio Andri Ansyah
J-ABDI: Jurnal Pengabdian kepada Masyarakat Vol. 5 No. 5 (2025): Oktober 2025
Publisher : Bajang Institute

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.53625/jabdi.v5i5.11363

Abstract

Indonesia merupakan negara megabiodiversitas yang kaya akan keanekaragaman hayati, termasuk tanaman obat keluarga (TOGA) yang telah dimanfaatkan secara turun-temurun sebagai pengobatan alami. Namun, kesadaran dan keterampilan masyarakat dalam membudidayakan serta memanfaatkan tanaman obat mulai menurun, termasuk di RT 01 RW 01 Gebang Lor, Kelurahan Gebang Putih, Kecamatan Sukolilo, Kota Surabaya. Program Pengabdian Kepada Masyarakat ini bertujuan untuk mengedukasi dan memberdayakan masyarakat dalam mengenali, menanam, dan memanfaatkan TOGA sebagai alternatif pengobatan yang aman, terjangkau, dan ramah lingkungan. Metode pelaksanaan meliputi observasi dan koordinasi awal, perencanaan desain taman, pengadaan sarana, pelaksanaan penanaman, penyuluhan manfaat tanaman obat, hingga evaluasi dan serah terima taman TOGA kepada warga. Tanaman yang dibudidayakan antara lain jahe merah, serai merah, daun ungu, daun suji, hati ungu, dan song of India. Hasil kegiatan menunjukkan meningkatnya partisipasi dan pengetahuan warga tentang manfaat TOGA serta terciptanya taman obat keluarga yang berfungsi sebagai ruang hijau, sumber edukasi, dan penunjang kesehatan keluarga. Kesimpulannya, pengembangan TOGA di lingkungan ini memberikan dampak positif terhadap kesehatan, pelestarian lingkungan, dan penguatan kearifan lokal secara berkelanjutan.