Sanitary Sewer Rehabilitation, Oswego, IL

This work shall include control of sanitary sewer flow during closed circuit television (CCTV) inspection, sewer cleaning operations, manhole rehabilitation, manhole installation and all other sewer maintenance, inspection or construction activities. The Contractor shall be fully responsible for maintaining sewer service during these operations and shall not be allowed to backup or flood any sewer system user, building or property. The Contractor shall be solely liable for property damages that result from the work being performed. During sewer cleaning operations, only 25% of the internal pipe diameter flow or “limited sewage flow” is acceptable. Flows shall be reduced by plugging, blocking, manually operating pump stations or bypass pumping. During sewer televising operations, NASSCO Standards must be followed and only 5% of the internal pipe diameter flow is acceptable. During manhole installation, manhole rehabilitation and point repairs, no flows will be allowed. Questions due via email by October 28, 2021 at 9:00 AM local time.