Chicago : Engineering and Contracting Pub. Co. · leaf 125
ce was blasted off soas to form a square skewback to take thethrust of the arch. The elevation of the topis that of the normal river bed. Six dayssufficed for the concreting, part of the formwork being done at night. Whether or not the structure as built willwithstand the floods has not been proven… … Fig. 2.—View of Subsurface Dam and Collecting Head. The State Legislature of Connecticut has i d $1,000,000 for tin improvement of the harbor at New London, with a view to mak-ing it an ocean terminal amount of water recovered contributes to ourknowledge of the underllow of stream At the head of…
Buildings
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