RAILWAY AGE, JULY 2020 ISSUE: Precision Scheduled Railroading (PSR), as we know it today, is rapidly reaching an inflection point. Escalating trade disruptions, rail strikes, blockades, weather events and the COVID-19 pandemic have highlighted the urgency to make supply chains more resilient. Weaknesses in international supply chains have been exposed, and escalating domestic transportation turmoil demonstrates the need for end-to-end approaches, standards, solutions, and greater service level accountability and safety. PSR has been applied to some Class I’s and has yet to be applied widely to Class II, Class III, tenant and passenger railroads in North America. This gap represents 40% of North American route-miles.