Portfolio Category: Environmental All Energy Services Environmental Site Work Environmental Hatfield Phase III Step 2 Liner Construction (30 acres) Environmental New Castle Remaining Stage IV Liner/Stage V Cap/Final Const. (18 acres) Environmental Bangor Ash Disposal Site – Stage V Development Environmental Homer City Phase 10 Liner (18 acres) Environmental New Castle Stage IV Liner & Cap & Final Construction (10 acres) Environmental Keystone Station West Valley 2006 Ash Site Construction 1 2 3 4 5 6