The former DTE Energy power plant in Marysville Michigan is slated for demolition Saturday morning.
The 12-storey building is scheduled to come tumbling down at 8am.
The shipping channel on the St. Clair River will be closed for a short period of time.
The Canadian side will offer prime viewing.
City police Constable John Sottosanti says River Rd. in south Sarnia will be busy.
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Controlled Demolition Inc. officials say several fire pumper trucks will be on hand to keep dust to a minimum.
Officials say it will take up to two years to clean the site and prepare it for a mix of commercial and possible residential developments.
-With files from Lee Michaels.