A floor system consists of single span T beams 8 ft on centers,
supported by 12 in. masonry walls at 25 ft between inside faces.
A 5 in. monolithic slab carries a uniformly distributed service
load of 165 psf. The T beams, in addition to the slab load and
COLUMNS Aﬂf DEF/NED A: MEMBEﬂS “TH/47’ cmer LOADS
MAINLY M/ compﬂfsszom USUALLY .c—oLUMn/s cA/Qﬂ‘l’
MDME/U'ES AS WELL) ABOUT am; cm 5071/ ﬁrfo er THE"
CJQOSS—SECT/ON/ AND THE gngWg MAY PRODUCE 72:Nsm/d
Foecgs ougg ,4 mgr 0,: THE 6,2055.~ SEcr/O
9.1. Calculate the axial lead. strength P,I [0: columns having the Cross-sections shown in Figurel9.4§, As-
sume zero eccentricin for all cases. Cases (a). (b), (C). and (d) are tied columns: case (e) ls spirally
2.5 in. 153 mm) 31ml“ MI