Building the New Rapid Transit System of New York City
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In our eReader you can find the full English version of the book. Read Building the New Rapid Transit System of New York City Online - link to read the book on full screen. Our eReader also allows you to upload and read Pdf, Txt, ePub and fb2 books. In the Mini eReder on the page below you can quickly view all pages of the book - Read Book Building the New Rapid Transit System of New York City
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To quickly assess the difficulty of the text, read a short excerpt:
There are two general types, one for earth and one for rock, the former well illustrated on the left and the latter on the right in Fig. 35 and in Fig. 38 and the accompanying drawings.
The essential differences are the necessity in earth ex- cavation of supporting the side sheeting as well as the decking and in rock the provision of a clear working space and to guard against disaster by the loosening or destruction of one or more supports by the blasting oper- ations or by slides in the very u...nstable New York rock.
One of the most interesting of the methods used for support in a deep rock excavation is that developed on Section 13, Lexington Ave. , by Messrs. McMullen, Snare & Triest and illustrated quite clearly in the photograph, Fig. 38, and the sketch, Fig. 39.
On this section the concrete troughs which support the street-railway tracks are first supported longitudinally by the three or more 6xl2-in. Timbers laid flat (more FIG. 35. TIMBERING IN EARTH EXCAVATION AT LEFT AND ROAD EXCAVATION AT RIGHT, ON LEXINGTON AVE.
What to read after Building the New Rapid Transit System of New York City?
You can find similar books in the "Read Also" column, or choose other free books by Fred Lavis to read onlineMoreLess
To quickly assess the difficulty of the text, read a short excerpt:
There are two general types, one for earth and one for rock, the former well illustrated on the left and the latter on the right in Fig. 35 and in Fig. 38 and the accompanying drawings.
The essential differences are the necessity in earth ex- cavation of supporting the side sheeting as well as the decking and in rock the provision of a clear working space and to guard against disaster by the loosening or destruction of one or more supports by the blasting oper- ations or by slides in the very u...nstable New York rock.
One of the most interesting of the methods used for support in a deep rock excavation is that developed on Section 13, Lexington Ave. , by Messrs. McMullen, Snare & Triest and illustrated quite clearly in the photograph, Fig. 38, and the sketch, Fig. 39.
On this section the concrete troughs which support the street-railway tracks are first supported longitudinally by the three or more 6xl2-in. Timbers laid flat (more FIG. 35. TIMBERING IN EARTH EXCAVATION AT LEFT AND ROAD EXCAVATION AT RIGHT, ON LEXINGTON AVE.
What to read after Building the New Rapid Transit System of New York City?
You can find similar books in the "Read Also" column, or choose other free books by Fred Lavis to read onlineMoreLess
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