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Cool_Car_Guys/Open/Models/Bonsai/structural/reports/SteelMembers.md
Ioannis P. Christovasilis 5d886c9947 updated reports with figure missing
2026-01-20 15:25:57 +01:00

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Steel Design - Mezzanine

Beam Design: B-L1-Y-4-A-B

Components

Length: 16.8 ft

Section Product / Species Grade
W10x30 Steel W Section A36

Loads

Source Dead Live Snow Wind Width
Floor - Mezzanine 20 psf 80 psf - - 7.5 ft
Roof - Mezzanine 25 psf - 30 psf - 15 ft
Roof - Mezzanine - snow drift - - 65.9 psf - 1 ft
External second-storey wall (Width denotes Height) 10 psf - - - 16 ft
Self-weight 30 psf - - - 1 ft

Analysis and Design Results

Strength Checks (ASD)

Combination Check Type Action Resistance Ratio Check
D + L Bending M: 46.4 kip-ft Mu: 58.2 kip-ft 0.8 ✔️
D + S Bending M: 43.4 kip-ft Mu: 58.2 kip-ft 0.75 ✔️
D + 0.75 L + 0.75 S Bending M: 54.8 kip-ft Mu: 58.2 kip-ft 0.94 ✔️
D + L Shear V: 11 kip Vu: 40.6 kip 0.27 ✔️
D + S Shear V: 10.3 kip Vu: 40.6 kip 0.25 ✔️
D + 0.75 L + 0.75 S Shear V: 13 kip Vu: 40.6 kip 0.32 ✔️

Serviceability Checks

Combination Check Type Action Limit Ratio Check
0.75 L + 0.75 S Deflection d: 0.3 in du: 0.56 in (L / 360) 0.54 ✔️
D + 0.75 L + 0.75 S Deflection d: 0.56 in du: 0.84 in (L / 240) 0.67 ✔️

Column Design: C-L1-Y-4-A-B

Components

Height: 10 ft

Section Product / Species Grade
HSS 3.5x0.188 Steel Round Hollow Section A36

Loads

Source Dead Live Snow Wind Area
Floor - Mezzanine 20 psf 80 psf - - 63 ft²
Roof - Mezzanine 25 psf - 30 psf - 126 ft²
Roof - Mezzanine - snow drift - - 65.9 psf - 8.4 ft²
External second-storey wall 10 psf - - - 134.4 ft²
Steel beam w10x30 30 psf - - - 8.4 ft²

Analysis and Design Results

Strength Checks (ASD)

Combination Check Type Action Resistance Ratio Check
D + L Buckling P: 11 kip Pu: 22.7 kip , Fcr: 20.82 ksi 0.49 ✔️
D + S Buckling P: 10.3 kip Pu: 22.7 kip , Fcr: 20.82 ksi 0.46 ✔️
D + 0.75 L + 0.75 S Buckling P: 13 kip Pu: 22.7 kip , Fcr: 20.82 ksi 0.58 ✔️

NB: No serviceability checks required

Steel Frame Design

Components: B-L1-X-E-2-3

Length: 13.55 ft

Section Product / Species Grade
W8x18 Steel W Section A36

Components: C-L1-X-E-2-3

Height: 10.72 ft

Section Product / Species Grade
W10x22 Steel W Section A36

Distributed loads

Source Dead Snow Wind Width
Roof - Mezzanine 25 psf 30 psf - 1 ft
External second-storey wall (Width denotes Height) 10 psf - - 16 ft
Self-weight 18 plf - - -

Concentrated loads

Source Location (@z=10.72 ft) Dead Snow Wind
Canopy (vertical) @x=0 ft 83 lbf 249 lbf -
Canopy (vertical) @x=6 ft 120 lbf 360 lbf -
Canopy (vertical) @x=12 ft 83 lbf 249 lbf -
Canopy (out-of-plane horizontal) @x=0 ft 78 lbf 234 lbf -
Canopy (out-of-plane horizontal) @x=6 ft 112.8 lbf 338.4 lbf -
Canopy (out-of-plane horizontal) @x=12 ft 78 lbf 234 lbf -
Wind (in-plane horizontal) @x=0 ft - - 6705 lbf
Wind (in-plane horizontal) @x=13.55 ft - - 6705 lbf
Wind (vertical end reactions from upper wall) @x=0 ft - - -10540 lbf
Wind (vertical end reactions from upper wall) @x=7.5 ft - - 10540 lbf