# ------------------------------------------------------------------------------------------------------------------------
# Performance Based Earthquake Engineering Laboratory (PBEE Lab)
# Department of Civil and Environmental Engineering
# University of California, Irvine
# Irvine, CA 92617
# ------------------------------------------------------------------------------------------------------------------------
# Modeled by Peyman Kaviani. Date: Aug 29th, 2010.
# ------------------------------------------------------------------------------------------------------------------------
#
# UNITS AND CONSTANTS

####################
########### US UNITS
####################
set kip  1.0;				# Kips
set in    1.0;				# inch
set sec   1.0;				# second

###########################
########### DEPENDENT UNITS
###########################

set ft      [expr $in*12];
set lb      [expr $kip/1000];
set ksi     [expr $kip/pow($in,2)];  
set psi     [expr $lb/pow($in,2)];
set ksi_psi [expr $ksi/$psi];

#####################################################
########### UNITS (Converting "US" Unit to "SI" Unit)
#####################################################

set ksi_kPa	 6894.76;

set kip_kN	 4.448;
set in_m	 0.0254;

set in2_m2	 [expr $in_m*$in_m];

set kli_kNl  [expr $kip_kN/$in_m];


####################
########## CONSTANTS
####################

set g		[expr 386.2*$in/pow($sec,2)];
set pi      [expr acos(-1.0)];