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我亲眼见的比较少，目前为止只亲眼见到一座建筑结构采用耐候钢。
; f5 s9 `; Z( @# N9 |接触过一些资料，比如什么时候不适用耐候钢
M) u. Z6 M1 ^) U• If the atmosphere contains concentrated corrosive industrial or chemical fumes.如果大气中富含有腐蚀性的工业或化学烟雾。, n2 A$ d" Y" w
• If the steel is subject to heavy salt-water spray or salt-laden fog.如果钢材暴露于浓度较大的盐水喷雾或含盐雾。
" c& R6 L5 s5 w4 v• If the steel is in direct contact with timber decking; timber retains moisture and may have been treated with corrosive preservatives.
: P, h7 j) }; {" x# H如果钢材直接接触木桥面，木材保有水分，并可能已被防腐剂处理。 h5 ?/ G c5 N2 S
• If the steel is used for a low urban-area bridge or overpass that creates a tunnel-like configuration over a road on which deicing salt is used. In this situation, road spray from traffic under the bridge causes salt to accumulate on the steel.
/ w6 S; G" o% h) h; H如果钢是用在使用融雪剂的道路隧道桥或立交桥之下的城市桥梁。在这种情况下，道路交通向下方桥梁喷洒导致盐积聚在钢材上。
7 x; Z. O3 F+ B0 _ e% z1 b$ s• If the location has high rainfall and humidity or is constantly wet. This situation is rare in Texas.
" o2 l( v& i# n5 b) L, D( a1 ^. J0 x如果该桥址有高雨量和湿度，或者是长久潮湿。: G' y } ^+ G6 A7 J( S
• If the structure provides low clearance (less than 8 to 10 feet) over stagnant or slow-moving water.
2 |2 u+ M' Z0 b% _2 J•如果结构跨越死水或缓慢移动的水的净空较小（小于8到10英尺）。6 i- e, c- k! ~' N2 X' Q( h
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