FORM WORK 



341 



Braces for Wall Forms. If a wall is to be constructed in 

 a place where there is no embankment, a double set of forms 

 braced as shown in Fig. 14 (a) must be used. If the soil of 

 an embankment against which a concrete wall is to be built 

 is unstable, it is necessary to sheath and brace it. This may 



FIG. 16 



be accomplished in either the manner shown in Fig. 14 (b) 

 or that shown in (c). 



Spandrel-Wall Forms. In the molding of spandrel walls 

 of buildings a special type of form construction must be used. 

 A typical spandrel-wall form is shown in Fig. 15. Attention 



