Title: Tentative Standard Specifications for Concrete Drain Tile
Author(s): ACI Committee P-7
Publication: Journal Proceedings
Appears on pages(s): 678-685
The specifications apply to concrete drain tile, consisting of two classes, namely Extra-Quality Drain Tile. The purposes for which these classes are intended to be suitable are as follows: Standard Drain Tile, for ordinary district land drainage at moderate depths. Extra-Quality Drain Tile for district land drainage, at considerable depths and where an extra quality is desired.