Product name: 

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

Description: 

Infrastructure and superstructure maintenance in the 450 km double-track High-Speed line between Mecca and Medina over 12 years, including turnouts, daily inspections, ballast tamping, three maintenance bases, monthly dynamic and geometric inspections, biannual ultrasonic testing, and annual preventive rail grinding.

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