Exhibit_4_-_Crypts-101-Overall.pdf

This is an educational exhibit document prepared by the National Cemetery Administration detailing Pre-Placed Crypts (PPCs) technology for cemetery development and expansion projects. The document, created by Andrew J. Walters, PE Specialist for Cemetery Development & Improvement Service on June 24, 2021, serves as instructional material for the Southern Arizona Veterans' Memorial Cemetery Expansion project (IFB PCS-25-061) managed by the Arizona Department of Veterans' Services. The exhibit provides comprehensive technical guidance on PPC construction methodology, including crypt fabrication, installation procedures, site preparation requirements, and operational processes. PPCs are thin-walled concrete vessels designed to hold four caskets per quad unit, with installation requiring only 22-inch excavation depth rather than traditional 8-foot burial depths. The construction sequence encompasses concrete pouring into steel forms, 24-hour form removal with 48-hour curing, placement onto prepared plots with drainage systems, numbering and finishing procedures, backfill and landscaping, and final burial operations using simplified casket lowering devices. The document emphasizes critical protection requirements for PPC fields during cemetery expansion construction activities.

The exhibit identifies significant risk factors that can compromise PPC structural integrity during construction and development phases. Heavy equipment restrictions are paramount, with water trucks, concrete trucks, fully-loaded dump trucks, and tall material piles prohibited from operating within 10 yards of active PPC fields. This restriction directly impacts construction planning and contractor operations for the cemetery expansion project, requiring careful equipment staging and site logistics management. The document functions as a prerequisite reference for bidders responding to the IFB PCS-25-061 procurement, with proposals due July 10, 2025. Contractors must demonstrate understanding of PPC installation requirements, drainage systems, landscaping integration, and equipment management protocols to ensure successful cemetery expansion while protecting pre-installed crypt infrastructure.