Page 



Causeways 128 



Bridges 129 



GROUNDWATER SUPPLY - SUBPROJECT 9 130 



Summary 130 



Saltwater Intrusion 131 



Subsidence 131 



SEWAGE SYSTEMS - SUBPROJECT 10 133 



Summary 133 



Siting Considerations 135 



Conventional Treatment Systems 136 



Improved Treatment Systems 138 



Combined Systems 139 



Septic Tanks 140 



OVERLAND TRANSMISSION SYSTEMS - SUBPROJECT 11 142 



Summary 142 



Location 143 



Design 144 



Construction 144 



STORMWATER SYSTEMS - SUBPROJECT 12 148 



Summary 148 



Conventional Systems 149 



Industrial Sites 150 



Artificial Detention 151 



Simulating Natural Systems 153 



SOLID WASTE DISPOSAL - SUBPROJECT 13 153 



Summary 153 



Location 156 



Design and Maintenance 157 



INDUSTRIAL WASTEWATER SYSTEMS - SUBPROJECT 14 159 



Summary 159 



Discharges 161 



Assimilation Capacity 163 



Treatment 164 



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