SUPPLEMENTARY CONCRETE PROJECTS 



169 



5) Provide pieces of V gas pipe for bolts. 



6) Mix concrete of 1 : 2-1/2 : 5 proportions to a quaky 

 consistency. 



FIG. 159. Machine foundation. 



7) Place concrete in form. 



8) When form is practically full, set pieces of gas pipe 

 with bolts approximately in place. 



t 



Bo/te 0/?J sew/ore ing placed 

 a$ concre/e 13 peureef 



FIG. 160. Earth form for cistern or well top. 



9) Fill forms, finish surface, and adjust bolts into correct 

 position by aid of the template. 



10) When initial set has been taken, remove template and 

 trowel to a smooth level finish. 



11) Remove form after several days and finish surface. 



12) Bolt machine in place. 



149. Cistern or Shallow Well Top (Fig. 160). 

 Requirements: To make a circular top for a wellor cistern. 



