Product name: 

Maintenance Works for the Infrastructure and Superstructure of the Haramain High Speed Line between Mecca and Medina during 12 years

Description: 

Maintenance of 450km of high-speed double track:
3 maintenance bases
Complete dynamic auscultation of the line each month
Complete geometric auscultation of the line each month
Ultrasound auscultation every six months
Preventive grinding of the line every year

Web: