Soil Freezing to Reconstruct a Railway Tunnel

by G.J. Low,

Serial Information: Journal of the Construction Division, 1960, Vol. 86, Issue 3, Pg. 1-12

Document Type: Journal Paper

Discussion: Robinson A. S. (See full record)


Track rearrangement in railway tunnel in Montreal, was made difficult by maze of underground facilities, and by fact that work had to be performed under street between 2 buildings; aspects which necessitated freezing of water bearing soil for stabilization; freezing plant consisted of 2 electrically driven compressors circulating freon 12 gas through heat exchanger; diagram of freezing pipe system; its inner heat was sufficient to prevent freezing of concrete.

Subject Headings: Frozen soils | Tunnels | Rail transportation | Freezing | Soil compression | Soil gas | Soil water | Water circulation | Subways | Railroad tracks | North America | Montreal | Quebec | Canada

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