372 



TILE DRAINING. 



for a tile, or rather in finishing the bottom of the ditch with 

 the scoop, is shown in Fig. 7. 



FIG. 8. 



The manner of securing the outlet so as to keep out ver- 



Fio. 9. 



min, and, at the same time, to prevent the earth from caving 

 in about the end of the drain, is shown in Fig. 8. 



