Page 335 - Materials Chemistry, Second Edition

CAT3525_C10.qxd 1/31/2005 12:00 PM Page 306
306 Waste Management Practices: Municipal, Hazardous, and Industrial

FIGURE 10.7 Compactor vehicle at a sanitary landfill.

1000
1500 Layer thickness
750

lb/yd 3 1000 kg/m 3 500

250 250

0 0
0 0.5 1.0 1.5 2.0 2.5 3.0
(m)

0 1 2 3 4 5 6 7 8 9 10
(ft)
FIGURE 10.8 Density of MSW in a landfill cell as related to thickness of the waste layer. (From Vesilind,
et al., Solid Waste Engineering, 1st ed., © 2002. Reproduced with kind permission of Brooks/Cole, a division
of Thomson Learning:www.thomsonrights.com.)

SOLUTION
3
MSW generated 250,000/4 28 g/10 1750 MT/week
91,000 MT/year
3
Volume of landfill space needed (91,000 MT/year 10 kg/MT)/550 kg/m 3
3
3
165 10 m /year
For a maximum height of 25 m, the required land area
3
3
(165 10 m /year)/25 m 6618 m 2
0.7 ha or 1.63 acres