Question

A city council is planning sanitary landfilling for disposal of its municipal solid wastes. The following information is available: Present (2015) population: Population growth rate: Present solid waste generation rate: Solid waste generation increase rate: 1.5% annually The site can accommodate fill of final depth 6.0 m A density of 500 kg/m2 is expected to be achieved in the compacted landill 100000 2.2% annually 2.0 kg/capita.d Compute the area required for the sanitary landfill and the quantity of cover sol requirement if the life expectancy of the landfill is 10 years. Compute the life expectance of the fill if the available area is limited to 155000 m2. Marks: 14

Answer 1

5 2.2 2431 lo ,loo 2.321 kqlCa 1.053 X lo denit oume oge Na

ーー2.aissuoine CA) 召 0.3 86 106 38.6 ho Cb 422-7X106 kg d waste Atsuine Popiulation at time Lanl Reachivng itt Capac i^years.

BCs 2 Solid Lsoe loo 22: = (11958 L. Paga to.