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This document is part of the notes written by Terje Haukaas and
posted at www.inrisk.ubc.ca.The notes are revised without notice
and they are provided as is without warranty of any kind.
You are encouraged to submit comments, suggestions, and
questions to [email protected].
It is unnecessary to print these notes because they will remain
available online.
Basic Truss and Beam
Equations
!"# %"#&'( )&' %'*++ ,-. /#,0 0#0/#'+ 1+
2&03'#"#-+14#5( #+%,/51+"#. 1- &%"#'
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5,; ,'# .#'14#. ,-. 2&0/1-#. %&
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Terje Haukaas University of British Columbia
www.inrisk.ubc.ca
Fundamental Truss and Beam Equations Page 2
;"#'# "1+ %"# 0#0/#' 5#-
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Terje Haukaas University of British Columbia
www.inrisk.ubc.ca
Fundamental Truss and Beam Equations Page 3
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5&2,%1&- ,-. N 1+ %"# +%,%12 0&0#-%
,/&*% %"# -#*%',5 ,?1+ &) %"# ,'#, &*%+1.# %"#
5&2,%1&-@
S = zdA
As
! ABRC
L&' , '#2%,-
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Terje Haukaas University of British Columbia
www.inrisk.ubc.ca
Fundamental Truss and Beam Equations Page 4
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5&,.8 .8 %"#( ,'#@
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#-. %"#( ,'#@
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+
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2
qL
P
+
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