182 



CEMENT AND CONCRETE 



8) Place balance of concrete in floor. 



9) Put forms in place. 



10) Place concrete in walls. 



11) Remove forms and finish job. 



IZfeef 



4feet 



2O feet 



8 -S 



^ *s I wafer line- 2 



SECTION LENGTHWISE. 



FIG. 170. Hog wallow. 



158. Dipping Vat for Hogs (Fig. 171). 

 Requirements: To excavate for dipping vat, to construct the 

 forms according to plan, and to place the concrete and 

 reinforcing. 



