DESIGNING. 



199 



balcony floor, it is sometimes thought desirable to carry the 

 ladder from the top of the post over the gallery rail as shown in 

 Fig- 56. 



10'x i'Spllce Pl__| 



56'xfg-' Pl.Side I 



of Tank . 



o 

 o> 

 o 



15"xf" Splice and A ^ 

 StiffenerPl. | g, 



Directly over Web 



l.of Column. 



4 Stiff enerLs, 3'x 2i"x } 



to full true 

 Bearing on Posts 



FiG. 56. Detail of Junction Between Sides and Bottom of Elevated Steel Tanks. 

 (Designed by Prof. A.. Marston.) 



In cold climates where masses of ice may form inside the 

 tank, the rigid inside ladder should be dispensed with, and in. 

 such cases a rope ladder may be used when required. 



