Which of the following is true regarding the purpose of 49 CFR, Part 218?

The purpose of 49 CFR, Part 218 encompasses a comprehensive framework aimed at promoting safety in railroad operations. It sets forth minimum requirements that railroads must adhere to regarding operating rules and practices. The regulation also allows railroads the flexibility to implement additional rules that may be more stringent than the federal requirements, ensuring they can address specific needs and enhance safety beyond the federal baseline.

Furthermore, 49 CFR, Part 218 pertains specifically to railroads operating on standard gauge track that is part of the general railroad system of transportation, which establishes clarity about the scope of the regulation.

Given these facets of 49 CFR, Part 218, the selection that includes all these points accurately reflects the regulation's broad and comprehensive mandates, making it the most complete choice.