An aggressive effort to overhaul the aging Metro system in Washington, D.C., is producing results as it nears the one-year mark, with more than 28,000 cross-ties and nearly two miles of grout pads now replaced.
Source: New feed
An aggressive effort to overhaul the aging Metro system in Washington, D.C., is producing results as it nears the one-year mark, with more than 28,000 cross-ties and nearly two miles of grout pads now replaced.
Source: New feed