Obayashi JV Wins Contract for Jakarta Zone 6 Sewage Treatment Plant

Obayashi Corporation, in joint venture with JFE Engineering Corporation, PT. WIJAYA KARYA (Persero) Tbk., and PT. JAYA KONSTRUKSI MANGGALA PRATAMA Tbk., has been awarded a contract for the construction of the Zone 6 Sewage Treatment Plant as part of the Jakarta Sewerage Development Project by the Ministry of Public Works of the Republic of Indonesia. The project, financed through Japanese ODA Loans, will involve the construction of a sewage treatment plant with a capacity of 47,500 m³/day to serve a planned population of up to 1,465,000. The facility will employ the Integrated Fixed Film Activated Sludge (IFAS) system and utilize the pneumatic unmanned caisson construction method. The joint venture will deliver the project on a full turnkey basis, with Obayashi and WIJAYA KARYA responsible for civil engineering works and JFE Engineering and JAYA KONSTRUKSI handling electrical and mechanical works. Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Obayashi Corporation published the original content used to generate this news brief on October 28, 2025, and is solely responsible for the information contained therein. © Copyright 2025 - Public Technologies (PUBT) Original Document: here