This standard specifies the technical requirements, test rules, transportation, storage and acceptance of railway ballast (hereinafter referred to as ballast).
This standard is applicable to ballast for national railways, joint venture railways, and local railways. Railways for industrial and mining enterprises may also refer to.
2 Normative References
The following standards contain provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent amendments to (excluding correction to), or revisions of, any of these publications do not apply. However, the parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards. For undated references, the latest edition of the normative document referred to applies.
TB/T 2328 Testing Method for Railway Ballast (All Parts)