Van Nostrand's eclectic engineering magazine (1869)
[New York : D. Van Nostrand] · leaf 89
77 FOUNDATIONS. Fig. II. … OUST VIADUCT to put four caissons in place in one require a bottom Floating caissons month. The bottom, which consists of carefully levelled on which to be lower- a single or double platform, has timbers ed. Labelye, in 1750? deposited the projecting underneath which fit on to caissons of old…
Engineering
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