Rehabilitation of existing gravity sewer pipes with cured-in-place pipe lining (CIPPL) systems including all materials, tools, labor, incidentals and services necessary for traffic control, bypass pumping and/or flow diversion, cleaning and television inspection of sewers scheduled for rehabilitation, liner installation, reinstatement of service connections, all quality control, provision of sample for performance of requires testing, television inspection , testing of the rehabilitated pipe system, warranty work and other work as shown, specified and required for assessing the condition of hot pipes and, where necessary, installing cured-in-place pipe lining.