presentation name - pennsylvania state university...façade savings floor sf curtain wall sf split...
TRANSCRIPT
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Photo courtesy of HOK Inc.
Photo courtesy of HOK Inc.Photo courtesy of HOK Inc.
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Taken From AISC Design Guide 14: Staggered Steel Truss Framing
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Load Balancing (% DL)Span 1 2 3 4 5 6 7
Floor Col Line
First A 73 87 81 73 69 72
B 78 97 92 71 76 91
C 80 95 94 74 80 67
D 75 77 67 100 83
E 72 75 64 97 85
F 78 94 90 72 76 93
G 91 87 88 86 69 72 77
Second A 76 90 83 75 70 74
B 91 110 99 76 69 69
C 86 110 94 72 66 65
D 67 88 69 89 95
E 69 85 64 92 99
F 97 88 98 79 73 74
G 76 95 95 93 60 77 83
Third A 71 87 83 76 71 78
B 73 72 77 70 64 76
C 77 95 82 75 70 81
D 50 72 70 110 81
E 68 70 65 110 80
F 93 87 74 66 64 74
G 99 100 78 82 39 69 93
Fourth B -2 90 88 85 76 73 75
C 38 110 91 90 85 85 32
D 16 78 65 64 100 69
E 16 75 64 60 100 75
F 40 64 86 74 70 64 75
G 67 87 95 86 100 88 81
Penthouse B -57 65 82 93 78 110 80
C 19 82 98 100 90 89 88
D 34 86 95 61 100 45
E 27 95 93 59 100 42
F 62 89 96 92 89 96 100
G 58 90 100 93 84 100 78
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Taken From ASCE 7-05
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Façade Savings
Floor sf curtain wall sf split face CMU sf metal panel
4th 758 - -
3rd 758 - 56
2nd 204 604 56
1st 204 604 56
Total 1924 1208 168
$/sf 65.65 62.72 34.04
Savings $4,309.92 $3,933.80 $1,158.72
Total Savings $9,402.44
Cost of New Ductwork
Total Weight x 1.15* x Cost (installed) ($/lb) = Total Cost
42,263.2 x 1.15 x 6.79 = $330,012
Cost of Existing Ductwork
Total Weight x 1.15* x Cost (installed) ($/lb) = Total Cost
53,749.2 x 1.15 x 6.79 = $419,700
Savings From Changes $89,688
*15% added for brackets and supports
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