Environmental Assessment
View what Toronto-York Spadina Subway Extension is doing to meet Environmental Commitments.
Click on the following links to view the entire Toronto-York Spadina Subway Extension Environmental Assessment.
Environmental Assessment Amendments
- Tower 158 Avoidance EA Amendment Report (7mb)
- Appendix A - Ministry of the Environment Approval Letters (6mb)
- Appendix B - Interpreted Stratiagraphic Profile (153kb)
- Appendix C - Selected Borehole Data (16mb)
- Appendix D - Hwy 407 Initial Geo-Engineering Design Fraft Report (2mb)
- Appendix E - Fluvial Geomorphology (392kb)
- Appendix F - Highway 407 Station Existing Conditions Report (3.4mb)
- Appendix G - Steeles West Station Natural Heritage Features Report (4mb)
- Appendix H - Highway 407 Station Phase 1 ESA Draft Report (6.4mb)
- Appendix I - Steeles Hydro Corridor Phase 1 ESA Draft Report (5.4mb)
- Appendix J - Highway 407 Station Archaeological Assessments (6.5mb)
- Appendix K - Steeles West Station Archaeological Assessment (3mb)
- Appendix L - Hwy 407 Hydraulic Stormwater Management Reports (5mb)
- Appendix M - DFO Request for Project Review (41mb)
- Appendix N - Butternut Removal and Restoration Proposal to MNR (4mb)
- Appendix O - Transport Canada CEAA Record of Decision (306kb)
- Appendix P - Record of Consultation (16.5mb)
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