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AREA A/B ENGINEERING REPORT - Waste Management

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Operations<br />

Attribute<br />

<strong>Waste</strong> Screening<br />

and<br />

Working Face<br />

Operation<br />

Stormwater<br />

<strong>Management</strong><br />

Leachate<br />

<strong>Management</strong><br />

Gas<br />

<strong>Management</strong><br />

Table 6-3: Summary of Operations Attributes of Managed Landfills<br />

Engineered Liner<br />

and Cover<br />

Managed Landfill Type<br />

Engineered Liner<br />

and Natural<br />

Analog Cover<br />

Engineered Liner<br />

and Natural<br />

Analog Cover +<br />

Enhanced<br />

Degradation<br />

Geosyntec Consultants<br />

Engineered<br />

Natural Barrier<br />

and Cover<br />

<strong>Management</strong> of incoming waste streams prevents disposal of non-acceptable waste;<br />

Optimization of working face minimizes controllable leachate generation<br />

<strong>Management</strong> includes active controls to separate clean and contaminated surface<br />

water prevent uncontrolled off-site discharge<br />

Leachate is collected and stored for<br />

offsite disposal, or treated prior to<br />

discharge<br />

Leachate is<br />

recirculated back<br />

into the waste mass<br />

to enhance<br />

biodegradation<br />

In some cases, a<br />

LMS may not exist<br />

because leachate<br />

accumulation on<br />

the natural liner is<br />

not an issue of<br />

concern<br />

Gas is collected from inside the landfill; GMS is operated to meet site-specific<br />

objectives and controlling gas migration<br />

MD10186.doc 85 29 March 2009

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