This standard specifies the graphical symbols and rules for the use of underground transport machinery. This standard is applicable to the mechanical equipment diagram of the mining area, and can also be used in other related aspects.
GB/T 18024.4-2000 history
2010GB/T 18024.4-2010 Graphical symbols for the technical documentation of coal mine machinery.Part 4:Graphical symbols for underground haulage machinery
2000GB/T 18024.4-2000 Graphical symbols for use in technical documentation of coal mine machinery-Graphical symbols for underground haulage machinery