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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。2 ]/ {& s7 B) v8 C8 v2 ~
接触过一些资料，比如什么时候不适用耐候钢
# \, \% I0 h* K; M+ r I& y, E0 Z• 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。
0 T. G+ }! x: h6 Y) t0 n. E/ 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。
5 j D' ~. U+ U' n/ N• If the steel is in direct contact with timber decking; timber retains moisture and may have been treated with corrosive preservatives.
; i1 z1 S7 ^8 u8 M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 m/ c9 B& `2 A) r2 c• 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.
# j" h7 h- z( _6 x: S/ N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。, p4 o- y; E9 u8 I
• If the location has high rainfall and humidity or is constantly wet. This situation is rare in Texas.1 }! e' C4 g G. ^. v; G/ I
如果该桥址有高雨量和湿度，或者是长久潮湿。
- G3 E3 ]# _1 n8 M W# T2 P. B' m* e• If the structure provides low clearance (less than 8 to 10 feet) over stagnant or slow-moving water.. J. P' ~& K$ v7 i9 l A
•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）。; }/ |$ A( Q, J+ x6 x0 _' X4 p
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提升卡
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沉默卡
喧嚣卡
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