This document discusses the East Side Access railway project and its procurement management. It covers evaluating activities for contracting out, creating a request for contracted work, selecting sellers, and justifying chosen contracts. The document also mentions the contracted out items, the role of SYSTRA in the project, and the criteria for selecting sellers. The subject is Project Supply Chain/Procurement Management, and the document type is an essay. The course code, course name, and college/university are not mentioned.