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5
<br />Gravity System Condition Assessment
<br />Rehab and
<br />repair decisions
<br />are based on
<br />defect codes
<br />During CCTV, every
<br />defect is given a
<br />standardized code
<br />30% of system
<br />had CCTV
<br />data available
<br />Gravity System Condition Assessment
<br />Total Cost
<br />Cost of Pipe R/R Decisions1
<br />Risk Priority
<br />Rating Estimated CCTV
<br />Cost2
<br />Defect Point
<br />Repair
<br />Point Repair
<br />and LineLineReplace
<br />$ 945,000 $ 119,000 $ 298,000 $ 298,000 -$ 230,000 High
<br />$ 5,005,000 $ 366,000 $ 3,527,000 $ 448,000 $ 462,000 $ 202,000 Medium
<br />$ 1,195,000 $ 707,000 $ 488,000 ---Low
<br />$ 5,206,000 $ 4,962,000 $ 244,000 ---Very Low
<br />$ 12,362,000 $ 6,154,000 $ 4,557,000 $ 757,000 $ 462,000 $ 432,000 Total Pipes
<br />Total
<br />Length
<br />(LF)1
<br />Number of Pipes
<br />Risk
<br />Priority
<br />Rating TotalNormal PM
<br />Pipes that
<br />Require
<br />CCTV Data
<br />Defect
<br />Point
<br />Repair
<br />Point
<br />Repair and
<br />Line
<br />LineReplace
<br />18,80074105732-2High
<br />77,6004027427439582Medium
<br />100,700448194245---Low
<br />1,138,0005,7391,6554,0813---Very Low
<br />1,334,3006,6631,7584,83650784Total Pipes
<br />1,334,300404,900910,80014,8001,8001,700600
<br />Total
<br />Length
<br />(LF)1
<br />Page 318 of 323
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