Concrete Silos 



71 





X*-" *V 



V 



Showing- the Difference Between a Silo That Is Brush Coated 

 and One That Is Not. 



As the forms are raised the fresh wall is constantly 

 exposed to the drying air and sun, and there is danger 

 of the surface drying and curing too rapidly for the 

 interior of the wall, causing cracks. To prevent this 

 the wall should be soaked with water several times a 

 day for several days and when possible the wall should 

 be protected with canvas or burlap thoroughly wet. 



