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PROJECT : PAGE :
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 CLIENT :
DESIGN BY :
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JOB NO. : DATE :
REVIEW BY :
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Structural Glass Design, Based on ASTM E1300 & CAN/CGSB-12.20, using Finite Element Method
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INPUT DATA & DESIGN SUMMARY
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GLASS PANEL SIZE
W =1,5
ft, (457 mm)
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L =5
ft, (1524 mm)
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GLASS PANEL THICKNESS
t =0,7874015748
in, (20 mm)
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Weight =77lbs, (35 kg)
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CONNECTION TYPE ( 0 or 1)
0
, only corner pinned.
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ALLOWABLE GLASS STRENGTH
sallow =
3,5ksi,(24 N /mm2)
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(Annealed: 3.5 ksi, Heat-strengthened: 6.5 ksi, Tempered: 14.5 ksi - verify reqd.)
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ALLOWABLE DEFLECTION
L /240
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( The max value suggested: L / 60 for window or curtain wall, L / 180 for stair.)
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UNIFORM AREA LOAD (Perpendicular to Plane)
D =10
psf, ASD level
<== Tip:
This is ASD level load, the self weight has to
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POINT LOAD (Including Impact Factor)
P =0,3
kips, ASD level
be included if panel horizontal.
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ASCE 7-2010 Wind has been changed to
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SD level, so reduce to ASD to input.
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THE DESIGN IS ADEQUATE.
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ANALYSIS
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GLASS PROPERTIES
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g =156
lbs / ft3 (2500 kg / m3)
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E =10150
ksi (70 kN / mm2)
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u =0,22
, Poisson's ratio
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JOINT DEFLECTIONS, REACTIONS, & PLATE SECTION FORCES
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P =0,3
kips,( Point load at Joint 9.)
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JointDRBendingM
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NumberinkipsSectionft-k/ft
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10-0,097 - 80,03
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20,148 - 90,04
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30,213 - 60,42
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40,006 - 90,42
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50,14
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60,21
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70,00
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80,14
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90,21
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CHECK BENDING CAPACITY
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Mn / Wb = sallow d t2/ 6 =
4,34ft-k/ft>M =0,42ft-k/ft
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[Satisfactory]
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Whered =12in, (1 ft)
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M = (M6-92 + M8-92 )0.5 =
0,42ft-k/ft
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CHECK DEFLECTION
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Dmax =0,21in<L /240=0,25in
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[Satisfactory]
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Where
L = Max (L , W) =
60,0in
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LICENSE NUMBER: New Package License
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www.Engineering-International.com
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STIFFNESS MATRIX FOR GLASS ELEMENT
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123456789101112
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1304,8978122-53,61440341653,7357208123,6745572-32,40007113310,5521103-301,42637627,57863197647,3714211-127,14599346,364299685316,91641i
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2-53,61440341474,4296129-95,4644952832,4000711311,57145397027,57863197-214,07189850-6,364299685118,60740320i
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3653,7357208-95,464495281955,652865310,55211030937,2106288-647,37142110957,5185305-316,916410488,9132161i
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4123,674557232,40007113310,5521103304,897812253,61440341653,7357208-127,1459934-6,364299685316,91641-301,426376-27,57863197647,3714211j
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5-32,4000711311,57145397053,61440341474,429612995,464495286,364299685118,60740320-27,57863197-214,07189850j
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6310,55211030937,2106288653,735720895,464495281955,652865-316,916410488,9132161-647,37142110957,5185305j
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[k] =7-301,42637627,57863197-647,3714211-127,14599346,364299685-316,91641304,8978122-53,61440341-653,7357208123,6745572-32,40007113-310,5521103k
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827,57863197-214,07189850-6,364299685118,60740320-53,61440341474,429612995,4644952832,4000711311,571453970k
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9647,37142110957,5185305316,916410488,9132161-653,735720895,464495281955,652865-310,55211030937,2106288k
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10-127,1459934-6,364299685-316,91641-301,426376-27,57863197-647,3714211123,674557232,40007113-310,5521103304,897812253,61440341-653,7357208l
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116,364299685118,60740320-27,57863197-214,07189850-32,4000711311,57145397053,61440341474,4296129-95,46449528l
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12316,916410488,9132161647,37142110957,5185305-310,55211030937,2106288-653,7357208-95,464495281955,652865l
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DqxqyDqxqyDqxqyDqxqy
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