A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Railroad tunnel roof rebuilt from shaft
Failed section of brick arch lining in Kingwood Tunnel on Baltimore and Ohio Line is being replaced with concrete arch, without interfering with normal operation of trains; job attacked from top by means of shaft and crown drift driven above damaged section; ventilation by pressure fan to clear away smoke.
Railroad tunnel roof rebuilt from shaft
Failed section of brick arch lining in Kingwood Tunnel on Baltimore and Ohio Line is being replaced with concrete arch, without interfering with normal operation of trains; job attacked from top by means of shaft and crown drift driven above damaged section; ventilation by pressure fan to clear away smoke.
Railroad tunnel roof rebuilt from shaft
Eng News-Rec
Engineering News-Record ; 134
1945
5 pages
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.
Taleju Mandira, rebuilt window and roof, view from W
DataCite | 2020
Taleju Mandira, rebuilt window and roof, view from W
DataCite | 2020
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| UB Braunschweig | 1997
New roof shield used for driving railroad tunnel in soft earth
Engineering Index Backfile | 1915