ited to one point of attack. To secure a consecutive line without sleeve connec- moving over the trench. The two are separate and Along one side of the trench a portable railroad has independent of each other's movements. They are tions the work must be advanced length by length, al- been laid.… … 1. Kxcavaling and pipe laying plant at work. 2. Section of aqueduct, new pipe line, and pipe laying plant. 3. luttiu i » Ml iJ nicltn „ pi mr 4 I oniiiicr a joinr \i raii_i nient of joint for pouring. EXCAVATING AND PIPE LAYING APPAEATUS IN USE ON THE BROOKLYN AQUEDUCT. 11891 SCIENTIFIC AMERICAN,…
Munn · Pipe · Patents · Illustrated · Apparatus · Scientific American · Plates · Hot water · Floor plans · Horse power · Worcester chemical · American supplement · Pipe laying · Express money · Inner frame · Estimated cost
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