Table VII.— TRANSVERSE TESTS OF MORTAR BEAMS, containing 

 Iron Bars. Span 4 feet. 



Age 





Scale 



Total 



Modulus of 



Breaking 



Modulus of 



Description. 



i» 



Load in 



differ- de 



flection 



Elasticity in 



Load, 



Rupture, 





days. 



pounds. 



ences in in 

 inches. 



inches. 



pounds per 

 square inch. 



pounds. 



pounds per 

 square inch. 



One cement to three 



80 



5000 



o-oo 



004 





19000 



1055 



Nepean River sand 





6000 



o-ooi 



005 



2133000 







Four f inch iron 





7000 



o-ooi 



006 









bars; 9 inches wide 





8000 



0002 



008 









12 inches deep. 





9000 

 10000 

 11000 



0-002 

 002 

 0-002 



010 

 012 



014 













12000 



0-002 



016 



1333000 











13000 



0003 



019 













14000 



0-002 



021 













15000 



0-003 



024 













16000 



0-004 



028 













17000 



0-003 



031 













18000 



0-009 



040 



800000 











19000 



0-009 



099 









One cement to three 



86 



1000 



o-oo 



001 





11000 



1375 



Nepean River sand 





1500 



o-ooi 



002 



4500000 







Four f inch iron 





2000 



0-001 



003 









bars; 9 inches wide 





2500 



0001 



004 









8 inches deep. 





3000 

 3500 



o-ooi 



0002 



005 

 007 













4000 



0-003 



010 



2400000 











4500 



0002 



012 













5000 



004 



016 













6000 



0005 



021 













7000 



0-012 



033 













8000 



0-011 



044 













9000 



0011 



055 













10000 



0-011 



066 



909000 











11000 













One cement to three 



94 



1000 



000 



001 





8250 



1832 



Nepean River sand 





1500 



0-002 ! 



003 



7111000 







Four f inch iron 





2000 



0-002 



005 









bars; 9 inches wide 



2500 



0-003 



008 









6 inches deep. 



3000 



0-004 i 



'012 













3500 



006 



•018 













4000 



0-003 



021 



2708900 











4500 



0007 



028 







. 







5000 



0005 



033 













6000 



o-cii 



044 













7000 

 8000 



0-008 

 0-013 



052 

 065 













8250 



0005 



070 



1675700 







One cement to three 



99 



500 



o-ooo o 



001 





5000 



2500 



Nepean River sand 





1000 



0-005 [0 



006 



8000000 







Four f inch iron 





1500 



0-012 



018 









bars; 9 inches wide 





2000 



0016 10 



034 









4 inches deep. 





2500 



0-018 



052 













3000 



0018 



070 



2057000 











3500 



0021 



091 













4000 



0020 



111 













4500 



0021 



132 













5000 



0021 



153 



1568000 











>} 



007 



160 









One cement to three 



102 



500 



o-oo o 



032 





1750 



3500 



Nepean River sand 





750 



040 



.072 



4000000 







Four \ inch iron 





1000 



0035 



•107 









bars, 9 inches wide 





1250 



0044 



•151 









2 inches deep. 





1500 

 1750 



0-104 



•255 



2258000 







