NORTH OUTFALL SEWER (NOS) REHABILITATION UNIT 20 & 21 Zoo Dr. Right-of-Way to Doran St.

The contract involves the rehabilitation of sections of the North Outfall Sewer from Zoo Drive Right-of-Way through the I-5 and 134 Freeways to Doran Street, primarily utilizing sliplining methods. The scope covers approximately 6,090 linear feet of various sewer pipes, including 48-inch semi-elliptical concrete clay-tile-lined pipe, 42-inch circular concrete pipe, 24-inch vitrified clay pipe, and 21-inch VCP. Key activities include the abandonment, removal, and replacement of manholes, installation of new connections, and the reconnection of existing trap houses. The project also entails temporary ventilation and odor control measures, CCTV, laser, and sonar inspections, sewer cleaning, removal of contaminated materials, debris clearance, and assessment of a triple-barrel siphon system. Traffic control and community impact mitigation are integral parts of the work plan. Interested contractors must download the bid package from RAMPLA to become planholders, with full project details available there. The project is managed by the Los Angeles Public Works Engineering Bureau, with a contract value estimated between 15 and 25 million dollars. The solicitation was posted on October 9, 2024, with a response deadline of December 11, 2024. For further information or to access bid details and results, contractors can visit the provided online link or contact the primary point of contact, Alyssa Reyes.