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conditions as they are encountered. The audio portion of the videotape shall be free from electrical interference, feedback, hum, and background noise. 19. If the camera cannot pass the entire sewer reach from its point of insertion, the reach shall be inspected from both directions. The inspection logs for the reach shall include an identification of the nature and location of the blockage. The consultant shall notify the City immediately of any such obstruction so that it may be verified and/or repaired. 20. Video runs showing condensation or submersion of the lens, poor or out -of -focus images, poor audio, or otherwise poor image quality shall be cause for rejection and may necessitate re -televising at the consultant's expense if the City determines the video run is not of acceptable quality. 21. In special cases, when directed by the City, the consultant shall be responsible for plugging manhole outlets during videotaping. The sewer lines will be in service at the time of inspection. 22. Television inspection of sewer mains with high volumes of flow (pipe running 1/3 full or more) will be done at night between the hours of 10 p.m. and 5 a.m. unless otherwise directed by the City. No adjustment in cost shall be allowed for night work. Notwithstanding, the consultant shall always use whatever mechanical means are available, including modification or changing of the camera wheels or treads, to insure that the image is recorded in an upright, un-rotated position. The City reserves the right to reject any videotape where changes in the orientation of the camera could have been corrected by such modifications. 23. Traffic control for sewer inspection shall be the responsibility of the consultant and shall conform to the work Area Traffic Control Handbook (WATCH). Flashing arrow boards shall be used on arterial streets. 24. In two (2) working days after being notified to inspect a particular section of sewer main, the consultant shall begin T.V. inspection, and shall diligently pursue that work to completion. In addition, the contractor shall regularly supply an ongoing tabulation of the footage of video recorded, main lines cleaned, along with the associated charges to the City. Such notification shall occur no less than once per week while the consultant is actively doing work for the City or after the completion of designated work, whichever comes first. COMPENSATION The 300,000 L.F. quantity is an estimate only and is shown solely for the purpose of comparing proposals. The City reserves the right to increase or decrease the amount of any quantity shown without any adjustment in the unit price. 12