General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB 50285-1998
Scope
This standard applies to AM radio stations with a frequency of 526.5kHz to 26.1MHz and FM TV relay stations with a frequency of 48.5MHz to 223MHz, as well as expressways, first-class and second-class automobile-only roads (hereinafter collectively referred to as "roads") new construction, remodeling and extension projects.
GB 50285-1998 history
1998GB 50285-1998 Standard for protection distance from highway to AM, FM and TV rebroadcasting stations