-Ui 



OF IRON BEAMS. 511 



I Thickness at A =3 .27 



„ at B = .44 .; 



„ at C = .48. 

 Area of section = 7.90 inches. 



'Welghti. Deflectioni in parts Retarned to, 



in lbs. of an inch. (weights taken off.) 



10017 - - - - .17 - - - - 



10707 - - - - .19 - - - - 



11397 - - - - -21 



12087 - - - - -22 - - - - 



12777 - - - - 25 - - . . -f 



13561 - - - - .25 - - - - + 



14345 - - - - .27 - - - - + 



.15129 27 .03 ^^ ^ 



Yt 15913 .28 .03 ,„ .^^ 



16697 - - - - -30 .03 



17481 - - - - .32 .03 



- - - - .33 - - - - .04 



18592 - - - - .35 .07 



19600 36 



' 20608 .37 - ■ - - .07 



21616 40 



22624 - - - - .42 



23632 .47 .09 



24640 - - - - .52 



25648 - - -•!: - .53 



26152 - - - - .55 14 



26656 - - - - ,56 



27664 .58 



28168 lbs. = 12 tons Hi cwt. It broke in 



