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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。' I. u+ k4 R) C; x
接触过一些资料，比如什么时候不适用耐候钢! S1 ?5 r7 v' B5 j2 A
• 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。( f* ?! \! B, z. @8 b+ z4 u
• 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。
9 a+ X) |8 L. H J0 B. H• If the steel is in direct contact with timber decking; timber retains moisture and may have been treated with corrosive preservatives.
- b ]6 n* |. {6 }$ S( H/ ^1 _( Q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。
( J5 S' j! A M2 x• 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.
6 \2 I! O. P% E3 }9 o% w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。6 B+ g6 }8 v* N( e4 p" M) [1 Y9 ]
• If the location has high rainfall and humidity or is constantly wet. This situation is rare in Texas.: m- t, k3 s3 d/ N
如果该桥址有高雨量和湿度，或者是长久潮湿。7 H1 u- O, d* U6 y4 w/ M7 `: s- ~7 ]
• If the structure provides low clearance (less than 8 to 10 feet) over stagnant or slow-moving water.! {" R1 L" j7 c6 M2 c2 l
•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）。; j x, E; b, n8 Q$ b- {% W# |
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