Specifications include, but are not limited to: The Detroit Building Authority (DBA) respectfully request quotations for the following urgent environmental supportive services at 8332 W Davison, 20601 W Davison, 6500 Epworth, and 6633 Rohns, Detroit, Michigan. · 9309 Birwood: Site Excavation & Soil Testing, Transportation, & Removal · 8894 Sorrento: Site Excavation & Soil Testing, Transportation, & Removal · 9136 Sorrento: Site Excavation & Soil Testing, Transportation, & Removal · 9331 Whitcomb: Site Excavation & Soil Testing, Transportation, & Removal · 6470 Epworth: Soil Pile Testing, Transportation, & Removal The first four (4) properties were previously residential demolition sites. The fill material used to backfill these demolition sites must be removed and transported to a Type II landfill for disposal. Following removal of the contaminated fill materials, the Awarded Vendor must collect verification soil samples from the floor and sidewalls of each excavation area.