Max. Gradient of track       33‰

Min. curve negotiation radius 150 m

Design speed of dig and fill 80 km/h

Max. thickness of paving  500 mm

Max. width of dig roadbed 4,050~6,600 mm

Max. depth of dig roadbed  1,200 mm

Service temperature     －10℃～50 ℃

Max. altitude        2,000 m