356 



ENGINEERING ON THE FARM 



waste are very easily fired by sparks from a forge. The 

 shop should be large enough to take in all but the largest 

 of the agricultural machines. This will make it possible 

 to care for all repairs during the winter months. 





ICE HOUSE 



Ice weighs 57 pounds per cubic foot; 40 cubic feet are 

 allowed per ton, which includes the packing about the ice. 

 The average ice box, as used in the kitchen, consumes about 

 5 tons of ice per year. The size of ice house may readily 

 be estimated. It is hardly reasonable to spend a great deal 

 of money on an ice house. The essential thing is to have 



a shell which will re- 

 tain the packing ma- 

 terial, sawdust, straw, 

 or ground cork up 

 against the ice pack 

 and allow the pack- 

 ing to remain dry. 

 The ice is placed in a 

 room in a solid cake, 

 as near as possible, a 

 space of 16 to 20 

 inches being left all 

 around, which is later 

 filled with the pack- 

 ing or insulating 

 material. If it is 

 desirable to build 

 what is called an 

 insulating ice house, 

 which may be used 

 in conjunction with 

 an adjacent cooling 

 room or refrigerator, 

 it will be necessary to 



///=///=///^// 



T^ 



•§ T<& G boards 



4 "/nsv/af/on 



J§ft- -J "/> £ boards 

 & (ver//c*/J 





4 Concrete 

 - r -4"/'nsu/af/o/? 



-\-3 concre/e 



y.p 



12 



^Expans/en Jo/nr 



Fig. 281. Cross section A- A of ice-storage 



room (shown in Fig. 282) to be used in 



connection with milk house 



