Contract for Construction of Concrete Base for Light And Fog Signal Station On M
Contract for Construction of Concrete Base for Light And Fog Signal Station On M
United States Light House Board
The book Contract for Construction of Concrete Base for Light And Fog Signal Station On M was written by author United States Light House Board Here you can read free online of Contract for Construction of Concrete Base for Light And Fog Signal Station On M book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Contract for Construction of Concrete Base for Light And Fog Signal Station On M a good or bad book?
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FLASHINGS. All openings for various utilities, as pipes, vents, etc. , must be made watertight by methods indicated on drawings (Plate XIII, Fig. 2(5), or as may be approved during construction. FLAG POLE. A staff of standard, extra strong, galvanized iron pipe, with 3-inch butt reduced by 2 1 /-) inches to iy-2 inches at tip, with a total length of 32 feet, finished complete with brass sheaves, cap and ball. A suitable flag halyard, with cleat, to be furnished. Flag pole to be fastened -to wat...ch room and lantern deck as shown. Plates II and III, and Plate XVI, Figs. 5, (S and 7. DERRICK. For handling boat and supplies, a swinging boom derrick is to be furnished, boom to be selected stock, straight grained, thoroughly seasoned Oregon pine, 25 feet long, dressed and framed to sizes and fittings shown (Plate XXV, Figs. 1, 8, 9, 12, 13 and 14), with large coiling cleats, and given two coats of linseed oil and tar before 12 being taken to station. Two pairs of double 10-inch blocks, wood shell, swivel hooks on lower fall block only, and 10-inch sheave at mast, together with sufficient SV^-inch manila rope to reave to hoisting engine in engine room, and admit of use of full hoist and swing of derrick, are to be furnished, all of approved make and design.
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