. Railroad structures and estimates . Fig. 208a. Fig. Fig. Tanks- C. p. R. WOODEN TANKS. 441 The C. P. R. standard enclosed type of water tank illustrated,Fig. 209, is used at points where climatic conditions are severe,and where it is necessary to provide protection for winterservice. A concrete foundation supports a 12-post structure and an or-dinary water tank; around this is built a frame enclosure whichis roofed in and double sheathed on the outside, and a stove isgenerally provided for heating purposes. The approximate cost of this structure is about $3500, completein p
. Railroad structures and estimates . Fig. 208a. Fig. Fig. Tanks- C. p. R. WOODEN TANKS. 441 The C. P. R. standard enclosed type of water tank illustrated,Fig. 209, is used at points where climatic conditions are severe,and where it is necessary to provide protection for winterservice. A concrete foundation supports a 12-post structure and an or-dinary water tank; around this is built a frame enclosure whichis roofed in and double sheathed on the outside, and a stove isgenerally provided for heating purposes. The approximate cost of this structure is about $3500, completein place. A brief description of a 50,000-gal. enclosed water tank, theC. P. R. standard, is as follows: Foundations. — Masonry or concrete piers under each post,1 ft. 6 in. square at top and 4 ft. square at bottom, depth 5 piers of the outer posts are extended to catch the founda-tion sills of the housing. Posts. — Outer 12 X 12, inner 12 X 16 upright, wellbraced and tied with rods, 12 X 12 framing and 12 X 16cross beams, with oak corbels at top of
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