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Element 1 – Goal and Introduction <br /> <br />City of Pleasanton Sewer System Management Plan, July 2025 4 <br />Material Number of <br />Line Segments Pipe Length, LF Percent of <br />Sewer System <br />STEEL 1 80 0.01% <br />VCP 3843 833,090 62.44% <br />Unknown 47 10,495 0.79% <br />Total 6,663 1,334,297 100% <br />Table 1–3: Gravity Pipeline Asset Information by Pipe Age <br />Age, Years Construction Period Percent of System* Linear Feet of Main <br />0-15 2010 – Current 2.8% 37,807 <br />16 – 35 1990 – 2009 33.1% 442,293 <br />36 – 55 1970 – 1989 40.1% 534,866 <br />56 – 75 1950 – 1969 23.3% 311,171 <br />76 – 95 1930 – 1949 0.0% - <br />95 – 115 1910 – 1929 0.0% - <br />>115 Before 1910 0.0% - <br />Unk Unknown 0.6% 8,159 <br />Total, linear feet 1,334,297 <br />Weighted Average Age 40.8 <br />Table 1–4: Sewer Lift Station Asset Information <br />Pump <br />Station Name Location <br />Construction <br />or Upgrade Date <br />No. <br />Pumps <br />Pump Firm <br />Capacity <br />gpm <br />Pump <br />Manufacturer <br />Pump <br />HP <br />Standby <br />Generation KW <br />LS-2 8019 Foothill <br />Road 1998 2 158 Flygt 3 25 <br />LS-4 1065 Serpentine <br />Lane 1981 2 459 Flygt 3 <br />Uses <br />portable <br />when needed <br />LS-5 1723 Laguna <br />Creek Lane 1968 3 1,751 Flygt 7.5 <br />Uses <br />portable <br />when needed <br />LS-6 6900 West Las <br />Positas Blvd. 2014 5 4,3371 Flygt 20 200 <br />LS-7 4950 Bernal <br />Ave. 1980 3 6,255 General <br />Electric 20 100