Reinvestment in the business In 2019, CN spent approximately $3.9 billion in its capital program, with $1.6 billion invested to maintain the safety and integrity of the network, particularly track infrastructure. CN's capital spending also included $1.2 billion on strategic initiatives to increase capacity, enable growth and improve network resiliency, including line capacity upgrades and information technology initiatives, $0.9 billion on equipment capital expenditures, including the acquisition of 154 new high-horsepower locomotives and 560 new grain hopper cars, and $0.2 billion on implementation of Positive Train Control (PTC), the safety technology system mandated by the U.S. Congress.