22 ROYAL SOCIETY OF CANADA 
DIAGRAMS FOR CAST-STEEL BEAM WITH LOADS 
CONCENTRATED AT OIN. CENTRES 

SERIES I. 
LoADps CONCENTRATED AT 6-IN. CENTRES. 


445 lbs. 890 lbs. 1,335 lbs. 1,780 lbs. 2,220 lbs. 
— 93 — 189 — 283 — 379 — 470 
— 41 — 86 — 126 — 151 — 216 
1 + 2 + 4 + 6 =f 8 
40 + 87 + 137 + 189 + 335 
95 + 195 + 299 + 401 + 6501 

By plotting the above results, diagram XXI. 
was obtained. 
