ASTM C4 ( Standard Specification for Clay Drain Tile ) Leave a Comment / By prajapatiseema390 / December 8, 2020 Standard Specification forClay Drain Tile and Perforated Clay Drain Tile Table of Contents Toggle Standard Specification for Clay Drain Tile and Perforated Clay Drain Tile This specification establishes the criteria for acceptance,prior to installation, of drain tile and perforated drain tile to beused for underdrainage, filter fields, leaching fields, and similarsubdrainage installations. Share this:FacebookXLinkedInTwitterPinterestWhatsAppLike this:Like Loading... Related