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发表于 2011-5-14 20:15
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来自: 中国湖北黄冈
1.1.6 Small hatches on the exposed fore deck
1.1.6.1 Openings to forward spaces as defined in 1.1.6.2 are to comply with the
requirements of 1.1.6.3 to 1.1.6.14.
1.1.6.2 These requirements apply to small hatches (generally openings 2.5m2 or less) on the
exposed deck within 0.25L from the F.P. and at a height less than 0.1L or 22m,
whichever is less, from the summer load water line at the location of the hatch.
1.1.6.3 Hatches designed for emergency escape need not comply with 1.1.6.9(a), 1.1.6.9(b),1.1.6.13 and 1 1.6.14.
1.1.6.4 For small rectangular steel hatch covers, the plate thickness, stiffener arrangement
and scantlings are to be in accordance with Table 11.1.1 and Figure 11.1.1.
1.1.6.5 Stiffeners, where fitted, are to be aligned with the metal to metal contact points
required by 1.1.6.10 and 1.1.6.11. See also Figure 11.1.1. Primary stiffeners are to be
continuous. All stiffeners are to be welded to the inner edge stiffener. See Figure
11.1.2.
1.1.6.6 The upper edge of the hatchway coaming is to be suitably reinforced by a horizontal
member, normally not more than 190mm from the upper edge of the coaming.
IACS里的 看红色字体的定义 我做的一个项目也是遇到了这个问题 BV某个区域的中方经理也是这样告诉我的. 我要说的是不仅仅是透气帽 通风筒需要加强 此区域内的舱口盖,锚链筒一样要做额外加强措施 |
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