The SPPA redevelopment project consisted of the total demolition and environmental remediation of four buildings located at the Former 3M Campus. Rachel razed Building #99 a 207,000 SF industrial complex, Building #42 an 8-Story Administration Building that was tied into building #21, Building #2 a 4-story office building which is attached on every floor and shares a protected party wall to building #1 (every floor was hand separated), and building #41 a former two-story office building. In addition to the demolition, 30,000 tons of contaminated soil were removed and replaced with an import of 52,000 CY of granular borrow. All on-site concrete was crushed and reused onsite. Lastly, the site surface removals were restored including new curb, gutter, sidewalk, site utilities for storm, compost and seeding.
PROJECT HIGHLIGHTS
- Combined Total Building Demolition of 1.2 Million Square Feet
- Total Demolition of 200,000 SF--Industrial Complex Building #99
- Total Demolition of 8-Story Office Building #42
- Total Demolition of 4-Story Office Building #2 & Hand Separation From Building #1
- Total Demolition of 2-Story Office Building #41
- Removal of 30,000 +/- Tons of Contaminated Soils
- Hazardous Materials Remediation- Asbestos, Lead, DRO's & PCB's @ All Buildings
- 82,000 CY--Granular Borrow/Import & Place
- 44,000 CY--Excavation & Recompaction of Existing Fill Soils
- 450,000 SF--Building Demolition
- 1,280 LF--Removal & Replacement of Water main
- 33,000 CY--Concrete Processed
- Installation of HUB Improvements
