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34 PNEG-214 12'-18 Cor-Lok and Cut-Lok Flooring
13. Air Flow Support Instructions
Installation, Spacing and Quantities of Air Flow Supports Under Channel
Lock Floors York and Chief Bins
Bin Diameter - Number of Supports
Grain
Depth at
Bin Wall
(ft.)
Spacing
(in.)
15' 6" 18' 7" 21' 8" 24' 9" 27' 10"
Full Double Single Full Double Single Full Double Single Full Double Single Full Double Single
18' 30" 26 2 8 36 2 8 50 2 10 64 2 12 80 2 14
24' 26" 30 2 8 42 2 8 56 2 10 74 2 12 92 2 14
27' 24" 32 2 8 44 2 8 60 2 10 78 2 12 98 2 14
32' 20" 38 2 10 52 2 10 72 2 12 92 2 14 116 2 16
40' 16" 46 10 14 64 12 14 86 14 16 114 14 18 142 16 20
48' 13" 54 10 16 78 12 16 106 14 20 136 14 22 172 16 24
53' 12" 58 10 18 84 12 18 114 14 22 148 14 24 184 16 28
68' 10" 70 10 22 98 12 22 134 14 26 174 14 28 220 16 32
16' 24" and 12" 60 10 8 72 12 8 88 14 10 106 14 12 126 16 14
(for Grain Flow)
Bin Diameter - Number of Supports
Grain
Depth at
Bin Wall
(ft.)
Spacing
(in.)
31' 34' 37' 1" 40' 3" 43' 4"
Full Double Single Full Double Single Full Double Single Full Double Single
Full Double Single
18' 30" 98 2 14 116 2 16 136 2 18 160 2 20 182 2 22
24' 26" 112 2 14 132 2 16 154 2 18 182 2 20 208 2 22
27' 24" 120 2 14 142 2 16 166 2 18 196 2 20 224 2 22
32' 20" 140 2 18 168 2 20 198 2 22 232 2 26 260 2 26
40' 16" 174 18 22 208 20 24 244 22 28 286 24 32 330 26 32
48' 13" 210 18 28 252 20 30 298 22 34 350 24 38 402 26 38
53' 12" 228 18 30 272 20 34 316 22 36 378 24 42 434 26 42
68' 10" 270 18 36 324 20 40 384 22 44 450 24 50 520 26 50
16' 24" and 12" 148 18 14 170 20 16 194 22 18 224 24 20 252 26 22
(for Grain Flow)
Bin Diameter - Number of Supports
Grain
Depth at
Bin Wall
(ft.)
Spacing
(in.)
49' 6" 55' 8" 61' 10"
Full Double Single Full Double Single Full Double Single
18' 24" 288 2 28 362 2 32 444 2 36
24' 20" 346 2 28 436 2 32 536 2 36
27' 20" 346 2 28 436 2 32 536 2 36
32' 20" 346 2 28 436 2 32 536 2 36
40' 16" 428 28 36 540 32 42 664 36 46
48' 13" 524 28 44 660 32 52 812 36 56
53' 12" 566 28 48 714 32 54 878 36 60
68' 10" 676 28 58 852 32 68 1050 36 72