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*Example: 56/54" indicates a total a 56 supports at 54" spacing on each plank.
Eave Height |
||||||
Bin Dia. |
16' |
17'-19' |
20'-22' |
23'-27' |
28'-30' |
31'-33' |
12' |
56 / 50" | 56 / 50" | 56 / 50" | 56 / 50" | 58 / 44" | 58 / 44" |
15' |
76 / 54" | 76 / 54" | 82 / 50" | 82 / 50" | 89 / 44" | 89 / 44" |
16'5" (5M) |
94 / 54" | 94 / 54" | 99 / 50" | 99 / 50" | 113 / 44" | 113 / 44" |
18' |
110 / 54" | 110 / 54" | 122 / 50" | 122 / 50" | 132 / 44" | 132 / 44" |
18'7" |
113 / 54" | 113 / 54" | 129 / 50" | 129 / 50" | 137 / 44" | 137 / 44" |
19' |
122 / 54" | 122 / 54" | 136 / 50" | 142 / 44" | 142 / 44" | 142 / 44" |
19'8" |
135 / 54" | 135 / 54" | 143 / 50" | 151 / 44" | 151 / 44" | 151 / 44" |
21' |
149 / 54" | 149 / 54" | 155 / 50" | 174 / 44" | 174 / 44" | 174 / 44" |
21'8" |
156 / 54" | 156 / 54" | 162 / 50" | 190 / 44" | 190 / 44" | 190 / 44" |
22'11" (7M) |
174 / 54" | 186 / 50" | 186 / 50" | 204 / 44" | 204 / 44" | 204 / 44" |
24' |
184 / 54" | 202 / 50" | 202 / 50" | 228 / 44" | 228 / 44" | 228 / 44" |
24'9" |
206 / 54" | 218 / 50" | 218 / 50" | 242 / 44" | 242 / 44" | 242 / 44" |
26'3" (8M) |
244 / 50" | 244 / 50" | 244 / 50" | 270 / 44" | 296 / 40" | 296 / 40" |
27' |
253 / 50" | 253 / 50" | 253 / 50" | 275 / 44" | 305 / 40" | 305 / 40" |
27'10" |
273 / 50" | 273 / 50" | 273 / 50" | 301 / 44" | 331 / 40" | 331 / 40" |
29'6" (9M) |
300 / 50" | 300 / 50" | 344 / 44" | 344 / 44" | 374 / 40" | 374 / 40" |
30' |
302 / 50" | 302 / 50" | 346 / 44" | 346 / 44" | 376 / 40" | 376 / 40" |
31' |
332 / 50" | 332 / 50" | 378 / 44" | 378 / 44" | 400 / 40" | 400 / 40" |
33' |
371 / 50" | 371 / 50" | 415 / 44" | 458 / 40" | 458 / 40" | 499 / 36" |
34' |
394 / 50" | 394 / 50" | 442 / 44" | 484 / 40" | 484 / 40" | 532 / 36" |
36' |
451 / 50" | 451 / 50" | 490 / 44" | 538 / 40" | 538 / 40" | 594 / 36" |
36'1" (11M) |
462 / 50" | 462 / 50" | 501 / 44" | 547 / 40" | 547 / 40" | 603 / 36" |
37'1" |
473 / 50" | 473 / 50" | 524 / 44" | 576 / 40" | 576 / 40" | 632 / 36" |
42' Split |
655 / 50" | 714 / 44" | 714 / 44" | 786 / 40" | 858 / 36" | 970 / 32" |
42'8" (13M) Split |
680 / 50" | 760 / 44" | 760 / 44" | 830 / 40" | 900 / 36" | 1000 / 32" |
43'3" Split |
705 / 50" | 781 / 44" | 781 / 44" | 844 / 40" | 926 / 36" | 1021 / 32" |
48' Split |
848 / 50" | 932 / 44" | 932 / 44" | 1106 / 36" | 1106 / 36" | 1230 / 32" |
49'3" (15 M) Split |
890 / 50" | 994 / 44" | 994 / 44" | 1188 / 36" | 1188 / 36" | 1318 / 32" |
55' 8" Split |
1253 / 44" | 1253 / 44" | 1370 / 40" | 1502 / 36" | 1668 / 32" | 1668 / 32" |
59'1" (18M) Split |
1408 / 44" | 1408 / 44" | 1538 / 40" | 1684 / 36" | 1872 / 32" | 1872 / 32" |
60' Split |
1444 / 44" | 1444 / 44" | 1551 / 40" | 1705 / 36" | 1892 / 32" | 1892 / 32" |
61' 10" Split |
1550 / 44" | 1550 / 44" | 1686 / 40" | 1842 / 36" | 2050 / 32" | 2050 / 32" |
72' Split |
2248 / 40" | 2467 / 36" | 2757 / 32" | 3119 / 28" | 3119 / 28" | 3119 / 28" |
75' Split |
2536 / 40" | 2778 / 36" | 3082 / 32" | 3484 / 28" | 3484 / 28" | 3484 / 28" |
78' Split |
2991 / 36" | 2991 / 36" | 3321 / 32" | 3747 / 28" | 3747 / 28" | 3747 / 28" |
90' Split |
3946 / 36" | 4388 / 32" | 4958 / 28" | 5304 / 26" | 5304 / 26" | 5304 / 26" |
105' Split |
5209 / 32" | 6695 / 28" | 6695 / 28" | 7167 / 26" | 7729 / 24" | 7729 / 24" |
Hawk Cut or 18 Ga. perforated floor planks are recommended for floors within the shaded area.
| Sukup Flooring features and benefits page.
|
*Example: 56/54" indicates a total of 56 supports at 54" spacing on each plank.
Hawk Cut or 18 Ga. Perforated |
Hawk Cut Only |
||||
Eave Height |
Eave Height |
||||
Bin Diameter |
34'-40' |
41'-48' |
49'-56' |
57'-68' |
69'-80' |
12' |
58 / 44" | 66 / 40" | 70 / 36" | 102 / 24" | 106 / 22" |
15' |
89 / 44" | 103 / 40" | 109 / 36" | 149 / 24" | 169 / 22" |
16'5" (5M) |
113 / 44" | 119 / 40" | 132 / 36" | 185 / 24" | 202 / 22" |
18' |
132 / 44" | 138 / 40" | 156 / 36" | 220 / 24" | 238 / 22" |
18'7" |
137 / 44" | 150 / 40" | 161 / 36" | 235 / 24" | 255 / 22" |
19' |
142 / 44" | 168 / 36" | 188 / 32" | 248 / 24" | 270 / 22" |
19'8" (6M) |
151 / 44" | 187 / 36" | 205 / 32" | 266 / 24" | 289 / 22" |
21' |
174 / 44" | 205 / 36" | 230 / 32" | 295 / 24" | 325 / 22" |
21'8" |
190 / 44" | 218 / 36" | 244 / 32" | 318 / 24" | 348 / 22" |
22'11" (7M) |
204 / 44" | 250 / 36" | 280 / 32" | 358 / 24" | 382 / 22" |
24' |
228 / 44" | 272 / 36" | 298 / 32" | 384 / 24" | 426 / 22" |
24'9" |
242 / 44" | 286 / 36" | 316 / 32" | 412 / 24" | 454 / 22" |
26'3" (8M) |
296 / 40" | 326 / 36" | 360 / 32" | 472 / 24" | 512 / 22" |
27' |
305 / 40" | 335 / 36" | 373 / 32" | 487 / 24" | 536 / 22" |
27'10" |
331 / 40" | 351 / 36" | 407 / 32" | 522 / 24" | 575 / 22" |
29'6" (9M) |
374 / 40" | 456 / 32" | 512 / 28" | 646 / 22" | 702 / 20" |
30' |
376 / 40" | 458 / 32" | 518 / 28" | 667 / 22" | 729 / 20" |
31' |
400 / 40" | 496 / 32" | 560 / 28" | 706 / 22" | 772 / 20" |
33' |
499 / 36" | 549 / 32" | 627 / 28" | 802 / 22" | 874 / 20" |
34' |
532 / 36" | 602 / 32" | 680 / 28" | 846 / 22" | 930 / 20" |
36' |
594 / 36" | 652 / 32" | 744 / 28" | 953 / 22" | 1045 / 20" |
36'1" (11M) |
603 / 36" | 666 / 32" | 761 / 28" | 955 / 22" | 1045 / 20" |
37'1" |
632 / 36" | 712 / 32" | 804 / 28" | 1013 / 22" | 1115 / 20" |
42' Split |
970 / 32" | 970 / 32" | 1146 / 26" | 1363 / 22" | 1487 / 20" |
42'8" (13M) Split |
1000 / 32" | 1000 / 32" | 1200 / 26" | 1406 / 22" | 1524 / 20" |
43'3" Split |
1021 / 32" | 1021 / 32" | 1236 / 26" | 1437 / 22" | 1578 / 20" |
48' Split |
1230 / 32" | 1382 / 28" | 1478 / 26" | 1930 / 20" | 2130 / 18" |
49'3" (15M) Split |
1318 / 32" | 1488 / 28" | 1588 / 26" | 2026 / 20" | 2200 / 18" |
55'8" Split |
1668 / 32" | 2014 / 26" | 2178 / 24" | 2591 / 20" | 2861 / 18" |
59'1" (18M) Split |
1872 / 32" | 2271 / 26" | 2442 / 24" | 2899 / 20" | 3211 / 18" |
60' Split |
1892 / 32" | 2332 / 26" | 2471 / 24" | 2996 / 20" | 3312 / 18" |
61'10" Split |
2050 / 32" | 2483 / 26" | 2682 / 24" | 3177 / 20" | 3509 / 18" |
72' Split |
3119 / 28" | 3347 / 26" | 3919 / 22" | 4298 / 20" | 4742 / 18" |
75' Split |
3484 / 28" | 3726 / 26" | 4356 / 22" | 4758 / 20" | 5252 / 18" |
78' Split |
3747 / 28" | 4015 / 26" | 4695 / 22" | 5143 / 20" | 5676 / 18" |
90' Split |
5304 / 26" | 5304 / 26" | 6210 / 22" | 7524 / 18" | 7524 / 18" |
105' Split |
7729 / 24" | 7729 / 24" | 9207 / 20" | 10,180 / 18" | 11,401 / 16" |
| Sukup Flooring general information page. |
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Cont. Flow Bottom Unload** |
Recirculator*** |
|
Bin Diameter |
20 Ga. Supports |
Supports |
12' |
86 / 32" | 112 / 24" |
15' |
126 / 32" | 159 / 24" |
16'5" (5M) |
153 / 32" | 195 / 24" |
18' |
184 / 32" | 230 / 24" |
18'7" |
193 / 32" | 245 / 24" |
19' |
198 / 32" | 258 / 24" |
19'8" (6M) |
215 / 32" | 276 / 24" |
21' |
238 / 32" | 305 / 24" |
21'8" |
252 / 32" | 328 / 24" |
22'11" (7M) |
290 / 32" | 368 / 24" |
24' |
308 / 32" | 394 / 24" |
24'9" |
326 / 32" | 422 / 24" |
26'3" (8M) |
370 / 32" | 482 / 24" |
27' |
383 / 32" | 497 / 24" |
27'10" |
417 / 32" | 532 / 24" |
29'6" (9M) |
466 / 32" | 602 / 24" |
30' |
468 / 32" | 612 / 24" |
31' |
506 / 32" | 662 / 24" |
33' |
559 / 32" | 733 / 24" |
34' |
612 / 32" | 798 / 24" |
36' |
662 / 32" | 878 / 24" |
36'1" (11M) |
676 / 32" | 893 / 24" |
37'1" |
722 / 32" | 938 / 24" |
**FastDry, FastDry Plus and continuous flow bottom unload: Additional supports are required around the center sump. Maximum grain depth is 20'.
***For Recirculator devices: Use 18 ga. supports with perforated flooring or 20 ga. supports with Hawk Cut Flooring. Additional supports are placed around the center sump. Maximum grain depth is 20'.
Stirring machines are not recirculators; therefore, regular grain depths and tables may be used.
| Top of the page. | |
| Sukup Flooring general information page. |
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| Z-Post Floor Support Requirements. | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Super Support Floor Support Requirements. | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Sukup Flooring general information page.
Floor Support Requirements for ZipperLok FloorsTotal Number of 20 Ga. Z-Post and Super Supports
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Eave Height |
||||||
Bin Dia. |
16' |
17'-19' |
20'-22' |
23'-27' |
28'-30' |
31'-33' |
12' |
50/50"-6/25" | 50/50"-6/25" | 50/50"-6/25" | 50/50"-6/25" | 52/44"-6/22" | 52/44"-6/22" |
15' |
70/54"-7/27" | 70/54"-7/27" | 74/50"-8/25" | 74/50"-8/25" | 81/44"-8/22" | 81/44"-8/22" |
16'5" (5M) |
86/54"-8/27" | 86/54"-8/27" | 91/50"-8/25" | 91/50"-8/25" | 103/44"-10/22" | 103/44"-1022" |
18' |
102/54"-8/27" | 102/54"-8/27" | 112/50"-10/25" | 112/50"-10/25" | 122/44"-10/22" | 122/44"-10/22" |
18'7" |
105/54"-8/27" | 105/54"-8/27" | 119/50"-10/25" | 119/50"-10/25" | 127/44"-10/22" | 127/44"-10/22" |
19' |
114/54"-8/27" | 114/54-8/27" | 126/50"-10/25" | 132/44"-10/22" | 132/44"-10/22" | 132/44"-10/22" |
19'8" (6M) |
125/54"-10/27" | 125/54"-10/27" | 133/50"-10/25" | 141/44"-10/22" | 141/44"-10/22" | 141/44"-10/22" |
21' |
139/54"-10/27" | 139/54"-10/27" | 145/50"-10/25" | 162/44"-12/22" | 162/44"-12/22" | 162/44"-12/22" |
21'8" |
146/54"-10/27" | 146/54"-10/27" | 152/50"-10/25" | 178/44"-12/22" | 178/44"-12/22" | 178/44"-12/22" |
22'11" (7M) |
164/54"-10/27" | 174/50"-12/25" | 174/50"-12/25" | 192/44"-12/22" | 192/44"-12/22" | 192/44"-12/22" |
24' |
174/54"-10/27" | 190/50"-12/25" | 190/50"-12/25" | 214/44"-14/22" | 214/44"-14/22" | 214/44"-14/22" |
24'9" |
194/54"-12/27" | 206/50"-12/25" | 206/50"-12/25" | 228/44"-14/22" | 228/44"-14/22" | 228/44"-14/22" |
26'3" (8M) |
230/50"-14/25" | 230/50"-14/25" | 230/50"-14/25" | 256/44"-14/22" | 280/40"-16/20" | 280/40"-16/20" |
27' |
239/50"-14/25" | 239/50"-14/25" | 239/50"-14/25" | 261/44"-14/22" | 289/40"-16/20" | 289/40"-16/20" |
27'10" |
259/50"-14/25" | 259/50"-14/25" | 259/50"-14/25" | 285/44"-16/22" | 313/40"-18/20" | 313/40"-18/20" |
29'6" (9M) |
286/50"-14/25" | 286/50"-14/25" | 328/44"-16/22" | 328/44"-16/22" | 356/44"-18/20" | 356/40"-18/20" |
30' |
288/50"-14/25" | 288/50"-14/25" | 330/44"-16/22" | 330/44"-16/22" | 358/40"-18/20" | 358/40"-18/20" |
31' |
316/50"-16/25" | 316/50"-16/25" | 360/44"-18/22" | 360/44"-18/22" | 382/40"-18/20" | 382/40"-18/20" |
33' |
355/50"-16/25" | 355/50"-16/25" | 397/44"-18/22" | 438/40"-20/20" | 438/40"-20/20" | 477/36"-22/18" |
34' |
378/50"-16/25" | 378/50"-16/25" | 424/44"-18/22" | 464/40"-20/20" | 464/40"-20/20" | 510/36"-22/18" |
36' |
433/50"-18/25" | 433/50"-18/25" | 470/44"-20/22" | 516/40"-22/20" | 516/40"-22/20" | 570/36"-24/18" |
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Example: 50/54"-6/27" means 50 Z-Post Supports are needed at 54" spacing, and 6 Super Supports at 27" spacing.
Eave Height |
|||
Bin Dia. |
34' - 40' |
41' - 48' |
49' - 56' |
12' |
52/44" - 6/22" | 60/40" - 6/20" | 63/36" - 7/18" |
15' |
81/44" - 8/22" | 95/40" - 8/20" | 100/36" - 9/18" |
16'5" (5M) |
103/44" - 10/22" | 109/40" - 10/20" | 120/36" - 12/18" |
18' |
122/44" - 10/22" | 128/40" - 10/20" | 144/36" - 12/18" |
18'7" |
127/44" - 10/22" | 138/40" - 12/20" | 149/36" - 12/18" |
19' |
132/44" - 10/22" | 156/36" - 12/18" | 174/32" - 14/16" |
19'8" (6M) |
141/44" - 10/22" | 173/36" - 14/18" | 191/32" - 14/16" |
21' |
162/44" - 12/22" | 191/36" - 14/18" | 241/32" - 16/16" |
21'8" |
178/44" - 12/22" | 204/36" - 14/18" | 226/32" - 16/16" |
22'11" (7M) |
192/44" - 12/22" | 234/36" - 16/18" | 262/32" - 18/16" |
24' |
214/44" - 14/22" | 256/36" - 16/18" | 280/32" - 18/16" |
24'9" |
228/44" - 14/22" | 270/36" - 16/18" | 298/32" - 18/16" |
26'3" (8M) |
280/40" - 16/20" | 308/36" - 18/18" | 340/32" - 20/16" |
27' |
289/40" - 16/20" | 317/36" - 18/18" | 353/32" - 20/16" |
27'10" |
313/40" - 18/20" | 333/36" - 18/18" | 385/32" - 22/16" |
29'6" (9M) |
356/40" - 18/20" | 434/32" - 22/16" | 486/28" - 26/14" |
30' |
358/40" - 18/20" | 436/32" - 22/16" | 492/28" - 26/14" |
31' |
382/40" - 18/20" | 474/32" - 22/16" | 534/28" - 26/14" |
33' |
477/36" - 22/18" | 525/32" - 24/16" | 599/28" - 28/14" |
34' |
510/36" - 22/18" | 576/32" - 26/16" | 650/28" - 30/14" |
36' |
570/36" - 24/18" | 626/32" - 26/16" | 714/28" - 30/14" |
![]()
Example: 77/32"-8/16" means that 77 Z-Post Supports are needed at 32" spacing, and 8 Super Supports at 16" spacing.
Continuous Flow Bottom Unload** |
Recirculator*** |
|
Bin Dia. |
20 Ga. Support |
Support*** |
12' |
77/32" - 8/16" | 101/24" - 10/12" |
15' |
116/32" - 10/16" | 145/24" -14/12" |
16'5" (5M) |
141/32" - 12/16" | 179/24" - 16/12" |
18' |
170 / 32" - 14 / 16" | 212 / 24" - 18 / 12" |
18'7" |
179 / 32" - 14 / 16" | 227 / 24" - 18 / 12" |
19' |
184 / 32" - 14 / 16" | 240 / 24" - 18 / 12" |
19'8" (6M) |
201 / 32" - 14 / 16" | 257 / 24" - 19 / 12" |
21' |
224 / 32" - 16 / 16" | 285 / 24" - 20 / 12" |
21'8" |
236 / 32" - 16 / 16" | 306 / 24" - 22 / 12" |
22'11" (7M) |
272 / 32" - 18 / 16" | 346 / 24" - 22 / 12" |
24' |
290 / 32" - 18 / 16" | 370 / 24" - 24 / 12" |
24'9" |
308 / 32" - 18 / 16" | 398 / 24" - 24 / 12" |
26'3" (8M) |
350 / 32" - 20 / 16" | 456 / 24" - 26 / 12" |
27' |
363 / 32" - 20 / 16" | 471 / 24" - 26 / 12" |
27'10" |
395 / 32" - 22 / 16" | 504 / 24" - 28 / 12" |
29'6" (9M) |
444 / 32" - 22 / 16" | 572 / 24" - 30 / 12" |
30' |
446 / 32" - 22 / 16" | 582 / 24" - 30 / 12" |
31' |
484 / 32" - 22 / 16" | 632 / 24" - 30 / 12" |
33' |
535 / 32" - 24 / 16" | 701 / 24" - 32 / 12" |
34' |
586 / 32" - 26 / 16" | 764 / 24" - 34 / 12" |
36' |
636 / 32" - 26 / 16" | 842 / 24" - 36 / 12" |
**FastDry, FastDry Plus and Continuous Flow Bottom Unload: Additional supports are required around the center sump.
***For Recirculation devices: Use 18 Ga. supports with perforated flooring or 20 Ga. supports with Hawk Cut Flooring. Additional supports are placed around the center sump. Maximum grain depth is 20'. Sitrring machines are not recirculators; therefore, regular grain depths and tables may be used.
| Z-Post Floor Support Requirements. |
| ZipperLok Floor Support Requirements. | |||
| Sukup Flooring General Information Page. | |||
Sukup Grain Handlers page.
|