Maryport Trunk Relief Sewer

Maryport Trunk Relief Sewer

Location: TORONTO, ONTARIO, Canada

Owner: Municipality of Metro Toronto

Completion Date: December 31, 1996

Category: Tunneling Utility

Maryport Trunk Relief Sewer in Tunnel Black Creek Sewer to Keele Street Complete with 2 Shafts (36m & 75m Contract No: WPC TUNNEL MINING DIMENSIONS 842m x 2.7m Ø EXCAVATION METHOD Robbins Tunnel Boring Machine GEOLOGY Shale / Limestone TUNNEL INITIAL SUPPORT Rock bolt TUNNEL FINAL LINING 2.10m Ø Cast Deep) WPC-10-93

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