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Analysis of Barriers and Strategies to Enhance Community Participation in Utilizing Centralized Domestic Wastewater Treatment Systems in Jambi City, Indonesia Putra, Dicky Nurfandi; Fitriani, Heni; Hadinata, Febrian
Jurnal Teknik Sipil Vol 25, No 4 (2025): Jurnal Teknik Sipil: Vol 25, No. 4, November 2025
Publisher : Fakultas Teknik Universitas Tanjungpura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26418/jts.v25i4.100916

Abstract

The development of Centralized Wastewater Treatment Plants (WWTPs) in Indonesia often faces negative public responses, leading to low community willingness to connect to the system. Through the Metropolitan Sanitation Management Investment Project (MSMIP), the government has initiated construction of WWTPs in several regions, including Jambi City, to address domestic wastewater issues. This study applies a mixed-methods approach to assess existing sanitation conditions and identify key factors inhibiting public participation across technical, economic, cognitive, perceptual, and institutional dimensions, analyzed using the Relative Importance Index (RII). Results show that 68.9% of households discharge wastewater without prior treatment, and 3.9% release both toilet and non-toilet waste directly into rivers. The community’s Average Ability to Pay (ATP) is IDR 103,000/month, considerably higher than the tariff of IDR 22,500/month, indicating that affordability is not a primary constraint. Instead, the main inhibiting factors include concerns about damage to the building during household connection installation, perceived increases in monthly maintenance costs, and the absence of clear local regulations. Limited public knowledge, assumptions that wastewater management is a government responsibility, and negative perceptions during construction further reduce willingness to participate. The study recommends strengthening regulatory frameworks, ensuring maintenance cost coverage, providing subsidies for low-income households, and enhancing outreach through collaboration with local academic institutions and community self-help groups.
Kajian Penerapan Teknologi Cerdas dalam Sistem Multi-Lane Free Flow (MLFF) Pada Jalan Toll Trans Sumatera Winanti, Lisa Ayu; Fitriani, Heni
Bearing : Jurnal Penelitian dan Kajian Teknik Sipil Vol 10, No 2 (2025): Bearing : Jurnal Penelitian dan Kajian Teknik Sipil
Publisher : Universitas Muhammadiyah Palembang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32502/jbearing.v10i2.10548

Abstract

Queues at toll gates remain a major problem on highways. This often causes congestion when approaching the toll gates, as the number of incoming vehicles exceeds the existing service capacity. The Indonesian government will implement a Multi-Lane Free Flow (MLFF) system as a solution so that toll road users do not need to stop their vehicles when making toll payments. However, the government needs to further investigate the problems that may arise from eliminating queues, such as changes in traffic characteristics and vehicle arrival times at major toll road intersections. This study examines the implementation plan and attempts to identify potential problems when MLFF is implemented. It also examines how to maintain these positive impacts so that the toll road can meet minimum service standards. This study uses forecasting or time series methods for traffic occurrences, taking into account service times, queuing systems, and gate capacity. This study also considers the project's financial feasibility based on toll revenues and a cost-benefit analysis of the toll road. Based on the results of this study, it can be concluded that the implementation of the MLFF system at the Keramasan toll gate is feasible from a physical and financial perspective. However, in the transition process, good socialization is needed from the government and toll road investors, as well as public acceptance of the MLFF system or this new payment transaction.
Feasibility Analysis and Implementation Strategy of Multi-Lane Free Flow on the Kayuagung–Palembang–Betung Toll Road Winanti, Lisa Ayu; Fitriani, Heni; Agustien, Melawaty
Jurnal Teknik Sipil Vol 25, No 4 (2025): Jurnal Teknik Sipil: Vol 25, No. 4, November 2025
Publisher : Fakultas Teknik Universitas Tanjungpura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26418/jts.v25i4.101376

Abstract

Traffic congestion at toll gates, caused by long queues of vehicles, remains a significant operational challenge for toll road management in Indonesia. Although the electronic toll collection (E-Toll) system has reduced cash-based transactions, vehicle stops during card tapping continue to limit toll gate capacity during peak traffic. This condition underscores the need for a more efficient toll-collection system. This study aims to evaluate the technical and operational feasibility of implementing the Multi-Lane Free Flow (MLFF) system at the Keramasan–Kayuagung Toll Gate on the Trans-Sumatra Toll Road. Primary data were obtained through direct observation of service time and expert interviews, while secondary data included traffic volume, queue length, and traffic growth rates from relevant agencies. Technical analysis was conducted using queueing system models and time-series traffic forecasting. The results indicate an average service time of 8.381 seconds per vehicle, with an average queue length of 5–7 cars and a service utilization rate of 0.7635 under existing E-Toll operations. Traffic projections indicate that optimal technical conditions for MLFF implementation are expected to be achieved by 2043; however, accelerated implementation by 2034 is feasible through improvements in regulation, infrastructure readiness, and user awareness.