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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。8 |' Z, g9 V, |, ^
接触过一些资料，比如什么时候不适用耐候钢
* l: Q! @ S, Z( v7 [• 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。. A0 ^4 ^* W4 Z, V8 @/ j
• 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。! }% y" p) h0 M! f( a5 M) Z) C- K9 X
• If the steel is in direct contact with timber decking; timber retains moisture and may have been treated with corrosive preservatives.
# I1 U/ @( R: t1 i! T5 p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。
* X' B9 A( a4 T) l• 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.
5 B8 B/ L) \, H" m' E# e" }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。
4 l* Y5 ^& `. ^( j. c3 m5 c6 Z• If the location has high rainfall and humidity or is constantly wet. This situation is rare in Texas.
8 Z& D& [8 s* _% t; u如果该桥址有高雨量和湿度，或者是长久潮湿。+ \4 }) F# P% l8 x$ o
• If the structure provides low clearance (less than 8 to 10 feet) over stagnant or slow-moving water.: z, e2 f* W# h8 O0 |9 L3 ]6 B* j# t" q
•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）。 R3 k3 Y1 Y/ Z+ C% u+ H7 R
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