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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。
9 P2 t6 F7 R4 i5 Q+ F接触过一些资料，比如什么时候不适用耐候钢
2 j% ]. w Y- S• 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。
6 c! @ ?' T6 A7 a+ ^' F- c. B• 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+ o3 e! m4 l6 c& _3 A
• If the steel is in direct contact with timber decking; timber retains moisture and may have been treated with corrosive preservatives.* `( ~( j' z; Y9 y( v5 X+ f
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。
- f/ l' G1 X: d% V" U& o. O• 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.
+ U: B5 E4 q3 V3 C5 \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。
+ K; a2 t$ l1 Y/ _- u8 K• If the location has high rainfall and humidity or is constantly wet. This situation is rare in Texas.* {5 T$ W4 s2 I$ q5 u3 o
如果该桥址有高雨量和湿度，或者是长久潮湿。. |0 F' }9 H) x: ]
• If the structure provides low clearance (less than 8 to 10 feet) over stagnant or slow-moving water.9 g8 w7 d2 U9 p! I
•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）。
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