ASTM C1903-21 PDF Download

ASTM C1903-21 is a standard specification that outlines the manufacturing requirements and installation guidelines for precast concrete duct banks. The duct banks consist of polyvinyl chloride (PVC) ducts encased in a concrete envelope. This specification provides comprehensive information on various aspects of the installation process, including trenching, backfilling, plugging, and other related details required for a complete and proper installation.

The standard ensures that the precast concrete duct bank system meets the necessary quality and performance standards. It offers guidance on the materials used, design considerations, fabrication methods, and quality control measures. Additionally, the standard assists in promoting consistency and uniformity in the manufacturing and installation processes, ensuring that the duct bank systems function effectively and meet the intended requirements.