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SECTIONSIX Menitenng end Inspeelse <br /> Table 6-1 <br /> Summary of Monitoring and Inspection <br /> Area to Be InspectedlMonkored Inspection I Monitoring Minimum Frequency <br /> General observations Daily <br /> Tailing Delivery Line Detailed visual inspection by walking line Bi-annually <br /> — ----------------------------------------------- <br /> Video buried sections Every 5 years <br /> General observations Daily <br /> East Tailing Delivery Line <br /> Detailed walking inspection by walking line Bi-annually <br /> Drop Structures General observations Daily <br /> Detailed inspection Bi-annually <br /> Cutouts Visual inspection Monthly or when in use daily <br /> Automated Cutout Valve Visual inspection Daily <br /> General observations Daily <br /> Cyclone System Pressure gage manual reading Daily <br /> Detailed inspection Bi-annually <br /> Visual inspection Twice per day <br /> Header Line and Spigots Line pressure gage manual readings Daily <br /> Line pressure gage automated readings Data reported nearly continuous <br /> Leadoffs Visual inspection Twice per day <br /> Tailing Dam(beach,crest,and downstream slope) Visual monitoring(Daily Checklist) Daily <br /> Monitor beach width Daily <br /> Dam Beach Elevation-fill stake readings or point survey As needed based on chang ing conditions <br /> Survey Bi-annually <br /> ------ ------ -- <br /> Profile sampling Initially annually but may reduce based on observations <br /> 14 Piezometers automated(dam face) Data collected twice per day and evaluated weekly <br /> --- --------------_-----------------------------Dam Embankment -1 Inclinometer manual reading(dam face center) Bi-annually <br /> 7 movement monuments-survey(dam face) Annually <br /> Pressure transducer automated(barge mount) Data reported nearly continuous and evaluated daily <br /> Decant Pond Levels Visual monitoring Daily <br /> Bathymetric survey Bi-annually <br /> Surface Water Interceptor System Visual inspection Weekly during Spring runoff(typically May-June) <br /> West Interceptor Parshall flume(automated) Data recorded hourly and evaluated periodically <br /> Montana flumes(automated) Data recorded hourly and evaluated periodically;Flows periodically <br /> Subdrain System visually monitored for changes in clarity <br /> Remote video inspection Every 5 years <br /> ­C­� RW�te. MFP_­ 6-2 <br />