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CITY OF SANTA ANA RFP NO.: 24-003 CLOSED CIRCUIT TELEVISION (CCTV) INSPECTION OF SANITARY SEWERS SCOPE OF WORK A. INTRODUCTION AND BACKGROUND Lj The City of Santa Ana's sanitary sewer collection system comprises of approximately 400 miles of sewer mains, two sewer lift stations, 48,500 sewer laterals, and 8,500 sewer manholes that are used to convey all sewer effluent from the City into the Orange County Sanitation District (OCSD) system. In accordance with the City's Sewer Management Plan (SSMP) and the State's waste discharge requirements, the City must inspect asses and maintain the sanitary sewer system in good repair. a. SEWER CLEANING All sewers shall be cleaned within 24 hours prior to CCTV inspection except as directed otherwise by the Engineer. Cleaning shall include removal of grease, roots, debris and other obstructions to facilitate the CCTV inspection. All costs associated with the cleaning of sewers and sewer manholes shall be borne by the Contractor. These borne expenses shall include, but are not limited to water usage and fees related to obtaining and securing a hydrant water meter from the City. Contractor shall return water hydrant meter to the City every six months The Contractor firm shall use the appropriate nozzle or cutter head, (i.e. high velocity, waterjet, root cutter, etc.), to accomplish the cleaning as required for that particular reach of sewer. Cleaning methods shall be employed to sufficiently clean the pipe so the camera can pass and can fully ascertain and document the structural and operational condition of the pipe. Any costs associated with CCTV inspection work that is necessitated by the Contractor's failure to sufficiently clean the main shall be borne entirely by the Contractor. The Contractor shall use a tablet PC with internet access to connect to infraMAP® software, the City will provide access and training as needed for infraMAP® software, to record the location of the cleaning operation and the conditions encountered for each section of sewer main that is cleaned. The Contractor shall be trained by the City in the use of infraMAP& Digital video, logs and other materials shall be delivered when a designated area of work has been completed. The City reserves the right to use both the comprehensiveness and completeness of the cleaning reports along with the cleanliness of the pipe as evidenced by the supplied video to ascertain whether the pipe was cleaned sufficiently. Any costs required to re -clean either an unreported or an insufficiently cleaned main shall be borne entirely by the Contractor. b. SEWER MAIN TELEVISION INSPECTION The Contractor shall perform all CCTV inspections using the WinCan VX Expert software for pipe survey reporting. City of Santa Ana RFP 24-003 Closed Circuit Television (CCTV) Inspection of Sanitary Sewers Page 15