 As part of his duties, and with his degree in maritime archaeology, Delgado closely interacted with the National Park Service's Submerged Cultural Resources Center as well as the Chief Archaeologist of the NPS during his tenure with the National Maritime Initiative.This included co-authoring the guidelines for the implementation of the Abandoned Shipwreck Act of 1987 following a series of national public meetings, several of which Delgado personally led.Delgado also joined the SCRU in their field work in various parks, including his former assignment, Golden Gate National Recreation Area, Cape Cod National Seashore, Fort Jefferson National Monument (now a National Park, the USS Arizona Memorial, and outside the park system, notably at Bikini Atoll in the Pacific.