Laserfiche WebLink
downstream, and complete descriptions of the line conditions as they are encountered. H & H <br />field personnel recording the audio will ensure the audio is free from background noise or any <br />other interference that may impact the quality of the audio. The digital video will include locations <br />of laterals, indicated infiltration, cracks, deflected joints, collapsed sections, exfiltration, <br />misalignment, roots, deposits, and other conditions or data pertinent to the physical condition of <br />the sewer. All defects shall be rated/scored and logged in accordance with NASSCO guidelines. <br />If the camera is unable to complete a pipe section, the operator will do a reverse set up from the <br />next manhole. If a grade five condition is found, the camera operator will contact the City's project <br />manager with the manhole number (s) and iWaterlD. At all points within the sewer showing <br />defects, laterals and sewer appurtenances, the Houston & Harris field personnel will stop the <br />camera and tilt/rotate up to 360 degrees to ensure complete video coverage. H & H field personnel <br />will stop and back up the camera to view unusual or uncommon conditions, focusing on high <br />quality images at all times. As required, all traffic control will be done by Houston & Harris per <br />the Work Area Traffic Control Handbook (WATCH) manual. Residential streets will be done using <br />standard traffic control. Low traffic volume on arterial streets will be done during daytime off peak <br />traffic hours. High traffic volume on arterial streets will be done at night. The City's project <br />manager will be informed whenever night time work is scheduled. High flow volume pipes will be <br />completed at night, usually between the hours of 10pm and 5am, as directed by the City. At the <br />end of the working day, or as requested by the City, Houston & Harris field personnel will <br />synchronize the data collected to the City provided PC tablet to ensure the most up to date <br />information is saved. <br />Sewer Manhole inspections <br />Houston & Harris field personnel will perform all sewer manhole inspections using NASSCO <br />standards by the Manhole Assessment Certification Program (MRCP) level 1 format. All defects <br />will be detailed using MACP coding, with a minimum of three digital pictures provided looking <br />down the manhole. The inspection will provide a depth measurement in inches from the top of the <br />manhole to the bottom of the sewer channel to be included in the report. At the completion of a <br />section or task of manhole inspections, a hard drive will be provided to the City. <br />Sewer Latera/ Inspections <br />As required by the City, Houston & Harris will provide inspection of sewer laterals via a main line <br />launched camera. Sewer lateral inspections will be done using LACP, Lateral Assessment <br />Certification Program coding as provided by NASSCO. Lateral inspection will be done at a speed <br />no greater than 20 feet per minute. The City will determine the number of feet up the lateral to <br />include in the inspection. Options for inclusion are to the curb line, property line, or house <br />cleanout. A specific footage can also be determined, <br />City of Santa Ana <br />Closed Circuit Television (CCTV) Inspection of Sanitary Sewers,_. <br />RFP NO.: 17-055 --- "- - - <br />21831 Barton Road <br />Grand Terrace, CA 92313 <br />ARRM__ ,,. ..... W1 9�9.422.0841 F <br />