Live loads
Snow 20 psf
People 20 psf
Furniture 20 psf
Other 15 psf
Dead loads
90 psf assumed
Total psf 165
Beam Loading
165*20=3300lbs
Allowable Bending Stress
28000lbs
Determind Maximum Moment
630,000lbs
Determind Section Modulus
19.124
Determind Allowable Deflection
1.98in.
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