1S4 



I 1ST OF A CAST-IRON HEAM. 



TEST OF A CAST-IRON BEAM. 



These are the actual figures obtained during the test. 

 Jt may be pointed out that it is always well to repeat the 

 deflectometer readings two or three times to malce sure 

 of getting a sensibly uniform set. It will now be 

 necessary to reduce the above figures, so as to get the 

 average deflection. Taking the maximum possible intervals 



