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Practical repair methods for disintegrated concrete tunnel lining
Illustrated report on repair of concrete lining of railroad tunnel of Pittsburg and Shawmut RR, Pennsylvania; thrust blocks cast in holes cut through lining furnish springline support for new arch; new gutters of non-freeze type, and ample weepholes are necessity, as is backfill or packing of porous rock.
Practical repair methods for disintegrated concrete tunnel lining
Illustrated report on repair of concrete lining of railroad tunnel of Pittsburg and Shawmut RR, Pennsylvania; thrust blocks cast in holes cut through lining furnish springline support for new arch; new gutters of non-freeze type, and ample weepholes are necessity, as is backfill or packing of porous rock.
Practical repair methods for disintegrated concrete tunnel lining
Eng News-Rec
Morrison, W.W. (author) / Seelye, E.E. (author)
Engineering News-Record ; 136
1946
4 pages
Article (Journal)
English
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