SOURCE: Daily Commercial News
BY: Peter Kenter
See the original article at Daily Commercial News (expired link)
Shades of Grey: Restoring Stonework at Toronto’s One King West
Limen Group Const. Ltd. is leading the year-long restoration of the facade, on the busy site along Yonge Street. The site incorporates the original 12-storey Dominion Bank Building constructed in 1914 and the 51-storey condominium and hotel tower added in 2006.
“The bottom four floors are granite, but it’s terra cotta from there up to the 12th floor,” says Arran Brannigan, vice president of operations with Limen Group. “Granite was likely used on the base because it’s harder, more durable and less porous, so it could stand up to the activity at that level. Terra cotta is more fragile and porous and a lot less forgiving to environmental damage.”
Because the material is porous, much of the damage is the result of water infiltration, including the effect of freeze-thaw cycles…Continue Reading full article on Daily Commercial News website. (expired link)