sentences:  While attempting to blast the boat free from the coral reef using explosives, further damage was incurred.The damage was so severe that it was deemed uneconomical to repair, and "Tucumcari" was, accordingly, struck from the Naval Vessel Register on 7 November 1973.Subsequently transferred to the Naval Ship and Research Development Center at Annapolis, Maryland, she was used as a test hulk for structural evaluation and fire containment tests into the mid-1970s.