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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。' t% O+ R# K: J6 F: B' E/ a
接触过一些资料，比如什么时候不适用耐候钢* S0 r" x3 D+ X9 E- _
• 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。
$ l$ O. j/ F- i3 j2 ^& D& ^• 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。
- e7 _' I' N" a# s I) _4 [* |7 J• If the steel is in direct contact with timber decking; timber retains moisture and may have been treated with corrosive preservatives.
* b+ g3 S" j$ X! I8 [+ ?8 x$ w; @! v4 H8 ?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。
8 ~: x+ {9 V4 `• 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.3 ~+ R9 n3 S* c/ z7 n* Q
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。
( L. `' c5 P6 B, @7 o• If the location has high rainfall and humidity or is constantly wet. This situation is rare in Texas.
2 h$ z3 s( B4 E N) q. R如果该桥址有高雨量和湿度，或者是长久潮湿。1 H7 l# u$ L3 }& e$ M F8 {
• If the structure provides low clearance (less than 8 to 10 feet) over stagnant or slow-moving water.
I q8 e: l( ?* W7 I! G* `: z•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）。 ?! C' o# u8 K# i& Z
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