10　Railway Transportation of Mine

10.1　General Requirements

10.1.1　Track gauge of different lines in the same mine shall be same as far as possible.Equipment of the same category shall be of the same model whenever possible.

10.1.2　Mine railway shall be classified according to those specified in Table 10.1.2.

Table 10.1.2　Classification of mine railway

10.1.3　The max.traveling speed and braking distance of mine railway shall be selected according to those specified in Table 10.1.3.

Table 10.1.3　Max.Traveling speed and braking distance

10.1.4　Clearance between power transmission pole of the catenary and centerline of railway shall be in accordance with the following requirements:

1　Clearance between power transmission pole of the standard-gauge railway catenary and centerline of railway shall not be less than those specified in Table 10.1.4.

Table 10.1.4　Clearance between power transmission pole of standard-gauge railway catenary and centerline of railway（m）

2　In case of headspan suspension，clearance between power transmission pole of standard-gauge railway catenary and centerline of railway may comply with the requirements set forth for"curve inside"in Table 10.1.4 in the area where installation is somewhat difficulet.

3　Clearance between power transmission pole of narrow-gauge railway catenary and edge of locomotive and wagon shall not be less than 0.7m.

10.1.5　In addition to the requirements stipulated in this chapter，those stipulated in the current relevant standards of the nation shall be complied with during the mine railway design.The railway to which locomotive from the national railway network may access shall meet the requirements specified in current nationa standard GBJ 12 Code for Design of Standard-Gauge Railway in Industrial Enterprises.