here - Eco-Ideal Consulting Sdn Bhd

Establishing and Operating ECOSAN System in New and Existing Residential Areas41- Untreated wastewater discharged from food outlets;- Partially treated sewage discharged from hotels; and- Untreated wastewater from industriesThe interim sanitation measures includes:- Conversion of septic tanks to blackwater holding tanks for transportation ofwaste to centralized treatment;- Installation of appropriately sized Oil and Grease traps and strainers at foodoutlets; and- Ensure proper functioning of the treatment plants of individual office buildings,shopping complexes and hotels.In Appendix 14, the components of possible interim sanitation projects aredescribed both in terms of costs and their estimated impact in terms of reduction inpollution. The components do not include grey water treatment, as space for suchfacilities is not considered conducive in the area.5.4.2 Summary of Interim Sanitation ProjectsThe cost of the proposed interim projects in the Critical Area is estimated to be RM33.2 million (see Table 5.5).Table 5.5: Capital Expenditure of Potential Interim Sanitation ProjectsInterim Sanitation Project’s ComponentCapital Costs(RM Million)Elimination of Black Water Discharge 26.7Installation of Proper Oil and Grease Traps 5.5Improving Performance of Sewage Treatment Plants 1.0Total Interim Improvement Project Cost 33.25.4.3 Impact of Interim Sanitation ProjectsThe estimated BOD loading to Sg. Sarawak from the above point sources withinthe Critical Area are detailed in Table 5.6 below for the present situation as well asthe situation after implementation of the Interim projects proposed above.Table 5.6: BOD loading (Kg/day) into Sg. Sarawak Before and AfterImplementation Interim Sanitation ProjectsSource of BOD LoadingBefore InterimProjectsAfter InterimProjectsUEMS_TEC_02_53_Final ECOSAN Costing Report_280905.