Maruejouls, T.1,2,3, Theias, H.2, La Iglesia, J.3, Minall, R.4, Khan, M.4, 1LyRE – Suez Research Center, France, 2AXEO TP, France, 3Suez, France, 4Aqua Enviro, UK
(free)Disorder origins
• Wear of infrastructure
• Structural defects (crack, joints, holes…)
• Wrong and improper plumbing connections
• Lack control on discharges in wastewater networks
• CSO, combined sewer overflow events
Water inflows and infiltrations
• Inflows (rain water, wrong connections)
• Infiltration (ground water, dilution)
Consequences
• Network capacity reduction
• Pollution (industries, accidents, seawater…)
• WWTP performance
• CAPEX – over-design
• OPEX – chemicals, reagents, sludge and energy increase
• Aquatic ecosystems impact
Aqua Enviro Ltd
T: 0113 8730728
c/o Tidal Accounting, HQ Offices, Radley House, Richardshaw Road, Leeds, West Yorkshire, LS28 6LE