LRT tunnel progress: Five fast facts
Ottawa & Region
News
Ottawa Sun

By Jon Willing, Ottawa Sun, May 7, 2015

60%: Completion of tunnel excavation 153,825.23: Cubic metres of rock removed from tunnel 62: Equivalent Olympic-sized pools of rock removed from tunnel 5,707.62: Cubic metres of "shotcrete" sprayed, forming the concrete tunnel structure via LRT tunnel progress: Five fast facts | Ottawa & Region | News | Ottawa Sun.

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