As a subconsultant, SI Engineering, P.C. (SIE) provided construction management services for the John F. Kennedy International Airport Redevelopment Program. Work under this contract required construction management and coordination with other ongoing construction projects impacted by JFK Redevelopment Program activities. Work consisted primarily of airport and building concrete work, paving work, rail, taxiway, structural, and maintenance of traffic. SIE staff prepared written contract administration documentation, such as daily work reports, controlled inspection reports, and daily time and material records; documented unit price work; identified potential unforeseen issues; and kept the Resident Engineer advised of these issues. SIE prepared estimates of unforeseen conditions, as well as related sketches and documentation. Tasks also included reviewing plans for constructability and preparing comments, reviewing contractor payment requests, and providing recommendations on payment based on construction contract terms.