Ship-building in Iron and Wood

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A. and C. Black, 1863 - 166 Seiten
 

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Seite 161 - ... and also at the upper and lower points of the depth; number them from above as before; multiply the second, fourth, and sixth by...
Seite 161 - If the ship has a third deck, commonly called a spar deck, the tonnage of the space between it and the tonnage deck shall be ascertained as follows : — Measure in feet the inside length of the space at the middle of its height from the plank at the side of the stem to the...
Seite 162 - ... which are framed in for the machinery or for the admission of light and air, by multiplying together the length, depth and breadth thereof; add...
Seite 161 - ... of the common interval between the breadths, and the product shall be deemed the transverse area ; but if the midship depth exceed...
Seite 161 - Throughout the following rules the tonnage deck shall be taken to be the upper deck in ships which have less than three decks, and to be the second deck from below in all other ships...
Seite 161 - ... on the timbers at the stern, and divide the length into the same number of equal parts into which the length of the tonnage deck is divided...
Seite 161 - ... and multiply by it the mean horizontal area, and the product will be the...
Seite 9 - Dunkirk with the wind at north-west, making a leeshore in all weathers; for true it is that the length of the cable is the life of the ship in all extremities; and the reason is because it makes so many bendings and waves, as the ship riding at that length is not able to stretch it, and nothing breaks that is not stretched.
Seite 161 - Having thus ascertained the transverse area at each point of division of the length of the ship as required by the above table, proceed to ascertain the register tonnage of the ship in the following manner :—Number the areas successively 1, 2, 3, &c., No.
Seite 162 - ... and multiply the whole sum by onethird of the common interval between the breadths; the product will give the mean horizontal area of such space...

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