328 Ground Water, Wells and Farm Drainage. 



397. Filling the Ditch. After the tile have been placed 

 and covered with the first layer of earth the balance may 

 be put in by any convenient method. A common and ex- 

 peditious way is represented in Fig. 143 where ,a plow is 

 drawn by a team attached to a long evener. For the finish- 

 ing the ordinary road grader makes an efficient tool. 



Still another method is to use a light board scraper pro- 

 vided with handles to be held against the bank of earth, 

 which is drawn into the ditch by a team on the opposite 

 side drawing from a rope and backing when the scraper i? 

 omptied. 



