Universal Forest Products

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Where speed meets strength.
L/480 Deflection, 25lb. Dead Load
Values shown are in pounds per square foot (psf)
Clear Span 9-1/4" Depth
o.c. Spacing		 11-7/8" Depth
o.c. Spacing		 14" Depth
o.c. Spacing		 16" Depth
o.c. Spacing
12" 16" 19.2" 24" 12" 16" 19.2" 24" 12" 16" 19.2" 24" 12" 16" 19.2" 24"
10'-1" 139 104 87 70 202 145 117 89 231 167 135 103 231 167 135 103
11'-1" 110 83 69 55 178 127 102 77 202 145 117 89 202 145 117 89
12'-1" 86 65 54 43 141 106 87 65 171 127 102 77 178 127 102 77
13'-1" 70 53 44 35 115 86 72 55 142 107 89 67 159 113 90 67
14'-1" 58 43 36 29 90 67 56 45 114 86 70 51 143 101 80 59
15'-1" 48 36 30 24 77 58 48 38 96 72 60 47 135 95 75 55
16'-1" 66 49 41 33 66 49 41 33 80 60 50 35 132 93 73 53
17'-1" 54 41 34 27 78 55 41 28 68 51 41 28 159 113 90 67
18'-1" 46 35 29 23 67 49 37 25 80 60 46 32 139 103 85 63
19'-1" 40 30 25 20 70 53 42 29 69 52 39 27 118 82 69 47
20'-1" 59 44 37 28 60 45 34 23 112 84 70 56
21'-1" 51 38 32 25 62 47 39 28 88 66 55 43
22'-1" 45 34 28 20 56 42 34 23 80 60 50 40
23'-1" 48 36 30 19 75 56 47 38
24'-1" 43 32 27 21 70 52 44 35
25'-1" 64 48 40 32
26'-1" 60 45 38 30
27'-1" 54 40 34 27
28'-1" 48 36 30 24
29'-1" 41 31 26 21
  • Consult Open Joist™ Engineering for allowable loads at clear span ranges not shown.
  • Special Engineering Note: Open Joist trusses may be manufactured with components that provide increased structural values that may exceed the performance levels indicated in these charts.

Universal Forest Products Eastern Division, Inc. manufactures the Open Joist™ product as a licensee of Distribution Open Joist 2000, Inc.  All Open Joist product design and engineering calculations are created by the licensor, Distribution Open Joist 2000, Inc.