ONORM EN 13231-2:2006被替代
Railway Applications - Track - Acceptance Of Works - Part 2: Works On Ballasted Track - Switches And Crossings
出版：Osterreichisches Normungsinstitut
专家解读视频
Specifies the requirements and tolerances for the acceptance of track work associated with switch and crossing layouts (also includes work on expansion devices) on ballasted track for 1435 mm and wider gauge railways.
NEN EN 13231-2:2006 - Identical
SS EN 13231-2 Ed. 1 (2006) - Identical
UNE EN 13231-2:2007 - Identical
NS EN 13231-2 Ed. 1 (2006) - Identical
NF EN 13231-2:2006 - Identical
UNI EN 13231-2:2007 - Identical
I.S. EN 13231-2:2006 - Identical
NBN EN 13231-2:2006 - Identical
DIN EN 13231-2 (2006-08) - Identical
BS EN 13231-2:2006 - Identical
SN EN 13231-2:2006 - Identical
