Organization, Procedures, and Guidelines for Rehabilitation of Infrastructure Damaged by Mt. Pinatubo Eruptions. Category: Department OrderSub Category: infra-projSeries: 1991No: 143File: DO_143_S1991.pdfDate: Monday, July 1, 1991Tags: Procedures Guidelines Rehabilitation Infra Damaged Mt. Pinatubo Eruptions Read more about Organization, Procedures, and Guidelines for Rehabilitation of Infrastructure Damaged by Mt. Pinatubo Eruptions.