Farm drainage The Principles, Processes, and Effects of Draining Land with Stones, Wood, Plows, and Open Ditches, and Especially with Tiles

CHAPTER VI.

Chapter 656 wordsPublic domain

DRAINAGE WITH TILES.

What are Drain-Tiles?--Forms of Tiles.--Pipes.--Horse-shoe Tiles.--Sole-Tiles.--Form of Water-Passage.--Collars and their Use.--Size of Pipes.--Velocity.--Friction.--Discharge of Water through Pipes.--Tables of Capacity.--How Water enters Tiles.--Deep Drains run soonest and longest.--Pressure of Water on Pipes.--Durability of Tile Drains.--Drain-Bricks 100 years old.