2 SuSan Design - Linking Agriculture and Sanitation.pdf
2 SuSan Design - Linking Agriculture and Sanitation.pdf
2 SuSan Design - Linking Agriculture and Sanitation.pdf
Create successful ePaper yourself
Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.
The volumes <strong>and</strong> value<br />
Urine<br />
Average 1,4 liters pr day<br />
Collection rate 30%<br />
For every 100.000 users<br />
= 1260 m 3 pr month<br />
Assuming medium rate of N (80 liters = 1 kg)<br />
= 15,75 tons kg industrial fertilizer pr month<br />
Solids<br />
Average 0,3 kg<br />
Collection rate 60% (should be higher)<br />
For every 100.000 users<br />
= 540 tons per month (before treatment)<br />
Important for soil quality<br />
= treatment cost 30-40 $ pr ton<br />
Sludge integration training to farmers<br />
Use of urine – how <strong>and</strong> when – research needed on productivity gains<br />
The safe soil improvement product will improve long term productivity<br />
Can the farmers trained become school sanitation managers?<br />
How can the sanitation unit in urban areas become a viable business?<br />
17
Change language