GB/T 16937-2010

This standard specifies the static test method for determining and evaluating the driver's visibility on the minimum rectangular boundary line of 1 m around the machine and the visibility test circle of 12 m.
This standard applies to earthmoving machinery with specific driver positions listed in Table 1 and defined in GB/T 8498. For machines not listed in Table 1, including large machines, derived earthmoving machinery, and other types of earthmoving machinery, the visibility test procedure can be used, see 10.4.
This standard applies to earthmoving machinery operating on construction sites and on roads.
This standard specifies the performance criteria for the visibility of various types of machinery to achieve maximum working quality (see GB/T 21154) according to the type of machine family (see Table 1).