This standard is applicable to the seismic fortification classification of telecommunications construction projects in areas with a seismic fortification intensity of 6 to 9 degrees.
YD 5054-2005 history
2019YD/T 5054-2019 Classification standards for seismic protection of telecommunications buildings
2010YD 5054-2010 Classification Standard for Seismic Protection of Telecommunication Buildings
2006YD 5054-2005 Standard for Classification of Seismic Protection of Telecommunication Buildings
1998YD 5054-1998 Standard for Classification of Seismic Protection of Posts and Telecommunications Buildings