474 



AGRICULTURAL ENGINEERING 



The Foundation. The foundation need not be heavy; a 

 6-inch concrete wall will be ample if it be widened to 8 

 to 12 inches for the footing. Piers are very satisfactory for a 

 frame building. If the walls of the house are to be of masonry 

 construction, the foundation should extend below the frost 

 line. 



The Floor. A dry earth floor is customary in the imple- 

 ment house. A wood or concrete floor in the carriage or 



Fig. 298. A convenient open-front implement house. 



automobile room would be desirable, but not a necessity. 

 Concrete is best, as boards or planks are likely to provide a 

 harbor for rats and other vermin. 



The Walls. The walls need only provide protection 

 from the sun, moisture, and wind. Either drop or matched 

 siding or plain boards with battens may be used. The plain 

 boards, as usually erected, make a tighter wall after they have 

 been in use for a time, and they last longer. Concrete makes 

 a very good wall for an implement house and is not unduly 

 expensive if the wall is not made too thick. A four-inch wall 

 is sufficient if placed upon a good foundation, and, if the wall 

 be long, it may be stiffened by an occasional pilaster. In 

 like manner a four-inch brick wall will be found to be quite 



