Standard
steel buildings
Structural ElementDeformationMax LimitLoadingMain
FrameVertical
Span/150DL+LL Or DL+SLJack BeamsSpan/240DL+LL Or DL+SL
Roof PurlinsSpan/150DL+LL Or DL+SLMezzanine Beam/JoistSpan/240DL+LL
Span/360
LLMain FrameHorizontalE.Height/45DL+WLEnd Wall Columns
Height/90
WLWall GirtsSpan/90****WL** **** **Steel buildings with Block walls

Structural ElementDeformationMax LimitLoadingMain FrameVertical
Span/150
DL+LL Or DL+SLJack BeamsSpan/240DL+LL Or DL+SLRoof Purlins
Span/150
DL+LL Or DL+SLMezzanine Beam/JoistSpan/240DL+LLSpan/360LLMain
FrameHorizontalE.Height/(45+R
55)(1)DL+WLEnd Wall ColumnsHeight/90WLWall
GirtsSpan/90
*WL** **** **Steel buildings with Glazed walls

Structural ElementDeformationMax LimitLoadingMain FrameVertical
Span/150DL+LL Or DL+SLJack BeamsSpan/240DL+LL Or DL+SLRoof Purlins
Span/150DL+LL Or DL+SLMezzanine Beam/JoistSpan/240DL+LLSpan/360LLMain
FrameHorizontalE.Height/(45+R205)(2)DL+WLEnd Wall ColumnsHeight/90
WLWall GirtsSpan/90
*WL** **** **Steel buildings with Cranes

Structural ElementDeformationMax LimitLoadingMain FrameVertical
Span/150DL+LL Or DL+SLJack BeamsSpan/240DL+LL Or DL+SLRoof Purlins
Span/150DL+LL Or DL+SLMezzanine Beam/JoistSpan/240DL+LLSpan/360LL
Relative deflection of adjacent frames atpoint of support of UHC or MR beam
Bay/225CRRigid Frame Rafters supporting UHC or MRbeams running laterally in the
buildingSapn/500CRCrane BeamSpan/600Crane Class(3) A,B,CSpan/800Crane Class(3)
DSpan/1000Crane Class(3) E,FMain Frame Carrying Pendant OperatedHorizontal****
E.Height/100DL+WL O DL+CRMain Frame Crarrying Cab OperatedE.Height/240
DL+WL O DL+CREnd Wall ColumnsHeight/90WLWall GirtsSpan/90WLCrane Beam
Span/400****CR(1) RW= (block height)/(Eave height)(2) RG= (Glazed height)/(Eave height)

(3) Cranes class according to CMAA

Note: The maximum eave height to be considered while using this table is 9m. For
EH>9m different limitations have to be used.