DISTINCTIVE BONDS 



29 



and two-and-a-half brick walls respectively. In each case plans of 

 alternate courses are given. Walls of these thicknesses are required in 

 the construction of brick silos, which have to stand a severe bursting 

 stress due to the pressure exerted by the ensilage within them. 



Junction between Main Walls and Party, or Cross Walls, in English 

 Bond. — Fig. 19 shows the bond between a 9-inch main wall and a 9-inch 



A/o 50.'/0 



Fig. 19. 



-W WWWW^ 



/tfc aovo 



Fig. 20. 



party wall. Bond between the two walls is obtained, in alternate courses, 

 by the insertion of queen- closers at A A. 



Fig. 20 illustrates the bond between a 14-inch main wall and a 9-inch 

 party wall. In this case bond between the two walls is obtained by the 

 insertion of f bats BB in alternate courses. 



Fig. 21 shows the bond between 14-inch main and party walls. 



