INDUSTRIAL LABOUR 



441 



.(2) The load of bricks carried should not exceed 40 kg. for the 

 very strongest labourer. Men of average strength should only 

 cany from 27 to 31 kg. per load. 



(3) The labourer should place the bricks and mortar within 

 easy reach of the bricklayer (vide fig. 300) so that he has only to 



Fig. 300. Bricks and mortar properly placed. 



attend to the work of building. The top of the brick to be used 

 should be at the height of the hand so that it can be held vide 

 " B " of fig. 301, utilising the force of gravity to return the brick 



30t. 



in the hand and avoiding the necessity for a contracted grip, as 

 at " A " in the same figure. 



(4) As the height of the wall increases, the pile of bricks should 

 be correspondingly raised, and in nojcase should it be necessary 



