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Commercial Grain Bin
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Features:

  • GSI’s exclusive 5 gauge (.205”) galvanized steel sidewall panels are 25% thicker and provide up to a 37.5% increase in overall strength over 8 gauge

  • 65,000 PSI high-strength stiffener columns

  • Standard 24” diameter round access door is located in the second ring of all GSI commercial tanks

  • High Tensile/Fully Overlapping Roof Panels

  • Related Products
    and Accessories:

    Bin Flooring

    Million Bushel Bin

    Series II Sweeps

    Bucket Elevators

    Fans and Heaters



    > Home > Commercial > Grain Storage > Commercial Grain Bin

    Commercial Grain Bins

    Commercial Grain Bins

    A world leader in steel corrugated grain storage bin manufacturing, GSI offers the strongest and heaviest gauge storage tanks in the industry with capacities up to 1.1 million bushels. Our tank sidewall is roll-formed at the GSI plant using 8 gauge, and now 5 and 6 gauge, prime high tensile steel up to 70,000 PSI (483 MPa). The heavier 5 gauge sidewall allows us to provide taller tanks with our advanced design, compared to other manufacturers who provide 8 gauge as their maximum thickness.


    Gauge

    8 Gauge vs. 5 Gauge Galvanized Steel
    The heaviest galvanized steel previously available for sidewall panels was 8 gauge (.164”). GSI’s exclusive 5 gauge (.205”) galvanized steel sidewall panels however are 25% thicker and provide up to a 37.5% increase in overall strength.

    Combined with a “quad” punching pattern in the vertical bolt seams of the sidewall to assure a strong connection between panels and a commercial galvanized coating to provide the utmost durability, the result is a commercial galvanized steel grain bin unmatched throughout the industry in overall strength and reliability.

    In addition, the Million Bushel Bin uses a new, high strength, six bolt connection pattern.


    Stiffener

    70,000 PSI High-Strength Stiffener Columns
    Grain bin strength is further maximized through the use of GSI’s strong upright stiffener columns which carry the vertical load of the bin to the foundation. Manufactured from high strength 70,000 PSI (483 MPa) steel, GSI’s stiffeners feature strong splice joints with large cross sectional areas, both critical elements of vertical stiffeners. Stiffeners are galvanized and mounted either internally or externally based on your requirements.


    Sidewall Door

    Easy Access Sidewall Door
    A standard 24” diameter round access door is located in the second ring of all GSI commercial grain bins (up to 105’ diameter). GSI also offers an optional two ring door (standard on 135’ diameter bins) that provides superior access for entering and exiting the bin. The commercial two ring doors features strong frames around the opening and an easy opening two piece inner panel design.

    GSI also offers an optional vehicle traffic door for use in situations where skid-steer loaders will be used for final clean out, or even larger openings are required.


    Bolts

    Zinc Plated Bolts
    Heavy zinc plated, high strength, dichromate coated bolts up to grade No. 8 are used on all GSI grain bins. Each bolt has a special sealing washer for an unbeatable weather seal.




    Solid "Wide Flange" Roof Support
    GSI commercial grain bins feature an exceptionally strong structural roof support system. Structural “wide flange” steel beams are the backbone for GSI roofs on larger diameter tanks yielding peak loads of up to 25,000 pounds. This structural beam design also allows quick and simple roof construction. Even the smaller diameter bins (42 ft. - 60 ft.) feature galvanized rafter systems spanning from eave to peak for extra solid roof support.


    Flat Top

    Heavy Roof Peak “Flat Top”
    The GSI “Flat Top” is a structurally welded, flat platform providing a large surface to attach overhead equipment, spouting, catwalks, etc. without the costly field fabrication. The “Flat Top” comes standard on all 54 ft. dia. and larger tanks (optional on 33 ft. - 48 ft.) and requires no time consuming field assembly.


    Roof Panels

    High Tensile/Fully Overlapping Roof Panels
    GSI grain bin roof ribs are taller, fully double lapped and have four extra reinforcing ledges. The roof ribs, together with corrugated panels and 55,000 PSI high tensile steel, combine to form an exceptionally strong and reliable roof panel system. Each roof panel is manufactured using GSI’s exclusive, fully automated, roll forming line. This insures a precise and consistent fit throughout assembly and helps maintain a tight steel to steel seal between panels. Only GSI offers this level of accuracy in roof panel manufacturing.


    Support Ring

    Roof Support Ring
    This optional feature provides a ring between the peak fill hole and the eave. Die formed brackets firmly secure the ring to the roof ribs, and provide additional roof strength as well.



    Roof Vents

    Roof Vents for Increased Efficiency
    GSI manufactures two very unique vents to fit your particular requirements. The hinged grill vent features a vertically mounted, large mesh, wire formed screen to keep out pests and swings freely open to allow easy release of trash buildup. The Auto-Vent is a revolutionary concept in vent design reducing “plugging” or air restriction. When fans are running, air passes freely above and below a wing-shaped damper allowing it to float open in mid air. The damper drops down and closes when the fan is not in operation, also helping to block wind, snow, birds, etc. from entering. Both vents are assembled with a heavy duty lock seam for added strength. Prepunched, extruded lip roof panels and a special die-cut gasket help provide a weather tight connection between the vent and roof panel. GSI also manufactures a power roof exhauster for situations requiring greater airflow. These are available in a 24” diameter, 2 HP model and an 18” diameter, 1/2 HP model.


    Platforms

    Ladders

    Safety Cages and Platforms
    GSI safety cages are completely galvanized and bolt directly to the prepunched sidewall ladders. The bottom of the cage has a bell section which allows ample space while ascending and descending the ladder. A platform can also be constructed below the manhole for your convenience when entering, exiting or inspecting the roof. The platform is die formed from galvanized steel, and has a specially designed floor for slip resistance.

    Sidewall Ladders
    Each bin can be ordered with a sturdy sidewall ladder for easy access. Each ladder section is made from roll-formed side rails with press fit dimped rungs. Ladder sections are attached to the bin wall with compression type connectors to allow for easy assembly and adjustment. Ladders are available in 48', 36' or 24' sections.


    Flooring

    Custom Floor Designs
    Many aeration floor systems are available from full floors above concrete with custom plenum heights, to various flush floor in-concrete patterns. Grain Systems can also provide hopper bottom aeration systems for concrete hopper foundations or steel commercial hopper bottomed tanks.  MORE


    Specifications

    18' DIAMETER  -  click to expand / collapse
    Rings
    Max Bu. Capacity
    Eave Height (Feet)
    Peak Height (Feet)
    Capacity (Cubic Feet)
    Metric Tons 800 kg/m^3
    Metric Tons 721 kg/m^3
    Metric Tons 640 kg/m^3
    Eave Height (Meters)
    Peak Height (Meters)
    Max. Capacity (Cubic Meters)
    12
    7,228
    32'2"
    36'10"
    8,485
    204
    184
    163
    9.8
    11.23
    240
    13
    7,800
    34'10"
    39'6"
    9,157
    220
    198
    176
    10.62
    12.04
    259
    14
    8,372
    37'5"
    42'0"
    9,828
    236
    213
    189
    11.43
    12.85
    278
    15
    8,944
    40'2"
    44'10"
    10,500
    252
    227
    202
    12.24
    13.67
    297
    16
    9,516
    42'10"
    47'6"
    11,171
    268
    242
    215
    13.06
    14.48
    316
    17
    10,088
    45'5"
    50'2"
    11,843
    284
    256
    228
    13.87
    15.29
    335
    18
    10,660
    48'2"
    52'10"
    12,514
    301
    271
    240
    14.68
    16.1
    354

     

    21' DIAMETER  -  click to expand / collapse
    Rings
    Max Bu. Capacity
    Eave Height (Feet)
    Peak Height (Feet)
    Capacity (Cubic Feet)
    Metric Tons 800 kg/m^3
    Metric Tons 721 kg/m^3
    Metric Tons 640 kg/m^3
    Eave Height (Meters)
    Peak Height (Meters)
    Max. Capacity (Cubic Meters)
    12
    9,916
    32'2"
    37'9"
    11,641
    280
    252
    224
    9.8
    11.51
    330
    13
    10,694
    34'10"
    40'5"
    12,554
    301
    272
    241
    10.62
    12.32
    356
    14
    11,472
    37'5"
    43'1"
    13,468
    323
    291
    259
    11.43
    13.13
    381
    15
    12,250
    40'2"
    45'9"
    14,381
    345
    311
    276
    12.24
    13.94
    407
    16
    13,028
    42'10"
    48'5"
    15,294
    367
    331
    294
    13.06
    14.76
    433
    17
    13,806
    45'5"
    51'1"
    16,208
    389
    351
    311
    13.87
    15.57
    459
    18
    14,584
    48'2"
    53'9"
    17,121
    411
    371
    329
    14.68
    16.38
    485
    19
    15,362
    50'10"
    56'5"
    18,034
    433
    390
    346
    15.49
    17.2
    511
    20
    15,934
    53'6"
    59'1"
    18,706
    449
    405
    359
    16.31
    18.01
    530
    21
    16,506
    56'2"
    61'9"
    19,377
    465
    419
    372
    17.12
    18.82
    549
    22
    17,078
    58'10"
    64'5"
    20,049
    481
    434
    385
    17.93
    19.63
    568

     

    24' DIAMETER  -  click to expand / collapse
    Rings
    Max Bu. Capacity
    Eave Height (Feet)
    Peak Height (Feet)
    Capacity (Cubic Feet)
    Metric Tons 800 kg/m^3
    Metric Tons 721 kg/m^3
    Metric Tons 640 kg/m^3
    Eave Height (Meters)
    Peak Height (Meters)
    Max. Capacity (Cubic Meters)
    12
    13,052
    32'2"
    38'7"
    15,323
    368
    332
    294
    9.8
    11.76
    434
    13
    14,069
    34'10"
    41'3"
    16,516
    397
    357
    317
    10.62
    12.57
    468
    14
    15,086
    37'6"
    43'11"
    17,710
    425
    383
    340
    11.43
    13.39
    502
    15
    16,103
    40'2"
    46'7"
    18,904
    454
    409
    363
    12.24
    14.2
    535
    16
    17,120
    42'10"
    49'3"
    20,098
    483
    435
    386
    13.06
    15.01
    569
    17
    18,137
    45'6"
    51'11"
    21,292
    511
    461
    409
    13.87
    15.82
    603
    18
    19,154
    48'2"
    54'7"
    22,486
    540
    487
    432
    14.68
    16.64
    637
    19
    20,171
    50'10"
    57'3"
    23,680
    569
    512
    455
    15.49
    17.45
    671
    20
    21,188
    53'6"
    59'11"
    24,874
    597
    538
    478
    16.31
    18.26
    704
    21
    22,205
    56'2"
    62'7"
    26,068
    626
    564
    501
    17.12
    19.08
    738
    22
    23,222
    58'10"
    65'3"
    27,262
    655
    590
    524
    17.93
    19.89
    772
    23
    24,239
    61'6"
    67'11"
    28,456
    683
    616
    547
    18.75
    20.7
    806
    24
    25,256
    64'2"
    70'7"
    29,650
    712
    642
    570
    19.56
    21.51
    840

     

    27' DIAMETER  -  click to expand / collapse
    Rings
    Max Bu. Capacity
    Eave Height (Feet)
    Peak Height (Feet)
    Capacity (Cubic Feet)
    Metric Tons 800 kg/m^3
    Metric Tons 721 kg/m^3
    Metric Tons 640 kg/m^3
    Eave Height (Meters)
    Peak Height (Meters)
    Max. Capacity (Cubic Meters)
    12
    16,647
    32'2"
    39'5"
    19,543
    469
    423
    375
    9.8
    12.01
    553
    13
    17,934
    34'10"
    42'1"
    21,054
    506
    456
    404
    10.62
    12.83
    596
    14
    19,221
    37'6"
    44'9"
    22,565
    542
    488
    433
    11.43
    13.64
    639
    15
    20,508
    40'2"
    47'5"
    24,076
    578
    521
    463
    12.24
    14.45
    682
    16
    21,795
    42'10"
    50'1"
    25,587
    614
    554
    492
    13.06
    15.27
    725
    17
    23,082
    45'6"
    52'9"
    27,097
    651
    586
    521
    13.87
    16.08
    767
    18
    24,369
    48'2"
    55'5"
    28,608
    687
    619
    550
    14.68
    16.89
    810
    19
    25,656
    50'10"
    58'1"
    30,119
    723
    652
    579
    15.49
    17.7
    853
    20
    26,943
    53'6"
    60'9"
    31,630
    760
    685
    608
    16.31
    18.52
    896
    21
    28,230
    56'2"
    63'5"
    33,141
    796
    717
    637
    17.12
    19.33
    938
    22
    29,517
    58'10"
    66'1"
    34,652
    832
    750
    666
    17.93
    20.14
    981
    23
    30,804
    61'6"
    68'9"
    36,163
    868
    783
    695
    18.75
    20.96
    1,024
    24
    32,091
    64'2"
    71'5"
    37,674
    905
    815
    724
    19.56
    21.77
    1,067
    25
    33,378
    66'10"
    74'1"
    39,185
    941
    848
    753
    20.37
    22.58
    1,110
    26
    34,665
    69'6"
    76'9"
    40,695
    977
    881
    782
    21.18
    23.39
    1,152
    27
    35,952
    72'2"
    79'5"
    42,206
    1,013
    913
    811
    22
    24.21
    1,195

     

    30' DIAMETER  -  click to expand / collapse
    Rings
    Max Bu. Capacity
    Eave Height (Feet)
    Peak Height (Feet)
    Capacity (Cubic Feet)
    Metric Tons 800 kg/m^3
    Metric Tons 721 kg/m^3
    Metric Tons 640 kg/m^3
    Eave Height (Meters)
    Peak Height (Meters)
    Max. Capacity (Cubic Meters)
    12
    20,709
    32'2"
    40'4"
    24,312
    584
    526
    467
    9.8
    12.29
    688
    13
    22,298
    34'10"
    43'0"
    26,177
    629
    567
    503
    10.62
    13.11
    741
    14
    23,887
    37'6"
    45'8"
    28,042
    673
    607
    539
    11.43
    13.92
    794
    15
    25,476
    40'2"
    48'4"
    29,908
    718
    647
    575
    12.24
    14.73
    847
    16
    27,065
    42'10"
    51'0"
    31,773
    763
    688
    610
    13.06
    15.54
    900
    17
    28,654
    45'6"
    53'8"
    33,639
    808
    728
    646
    13.87
    16.36
    953
    18
    30,243
    48'2"
    56'4"
    35,504
    853
    768
    682
    14.68
    17.17
    1,005
    19
    31,832
    50'10"
    59'0"
    37,370
    897
    809
    718
    15.49
    17.98
    1,058
    20
    33,421
    53'6"
    61'8"
    39,235
    942
    849
    754
    16.31
    18.8
    1,111
    21
    35,010
    56'2"
    64'4"
    41,100
    987
    889
    790
    17.12
    19.61
    1,164
    22
    36,599
    58'10"
    67'0"
    42,966
    1,032
    930
    825
    17.93
    20.42
    1,217
    23
    38,188
    61'6"
    69'8"
    44,831
    1,077
    970
    861
    18.75
    21.23
    1,269
    24
    39,777
    64'2"
    72'4"
    46,697
    1,121
    1,011
    897
    19.56
    22.05
    1,322
    25
    41,366
    66'10"
    75'0"
    48,562
    1,166
    1,051
    933
    20.37
    22.86
    1,375
    26
    42,955
    69'6"
    77'8"
    50,428
    1,211
    1,091
    969
    21.18
    23.67
    1,428
    27
    44,544
    72'2"
    80'4"
    52,293
    1,256
    1,132
    1,005
    22
    24.49
    1,481
    28
    46,133
    74'10"
    83'0"
    54,158
    1,301
    1,172
    1,040
    22.81
    25.3
    1,534
    29
    47,722
    77'6"
    85'8"
    56,024
    1,345
    1,212
    1,076
    23.62
    26.11
    1,586
    30
    49,311
    80'2"
    88'4"
    57,889
    1,390
    1,253
    1,112
    24.43
    26.92
    1,639

     

    33' DIAMETER  -  click to expand / collapse
    Rings
    Max Bu. Capacity
    Eave Height (Feet)
    Peak Height (Feet)
    Capacity (Cubic Feet)
    Metric Tons 800 kg/m^3
    Metric Tons 721 kg/m^3
    Metric Tons 640 kg/m^3
    Eave Height (Meters)
    Peak Height (Meters)
    Max. Capacity (Cubic Meters)
    12
    25,248
    32'2"
    41'7"
    29,640
    712
    641
    569
    9.8
    12.67
    839
    13
    27,171
    34'10"
    44'3"
    31,898
    766
    690
    613
    10.62
    13.49
    903
    14
    29,094
    37'6"
    46'11"
    34,155
    820
    739
    656
    11.43
    14.3
    967
    15
    31,017
    40'2"
    49'7"
    36,413
    874
    788
    700
    12.24
    15.11
    1,031
    16
    32,940
    42'10"
    52'3"
    38,670
    929
    837
    743
    13.06
    15.93
    1,095
    17
    34,863
    45'6"
    54'11"
    40,928
    983
    886
    786
    13.87
    16.74
    1,159
    18
    36,786
    48'2"
    57'7"
    43,185
    1,037
    935
    830
    14.68
    17.55
    1,223
    19
    38,709
    50'10"
    60'3"
    45,443
    1,091
    983
    873
    15.49
    18.36
    1,287
    20
    40,632
    53'6"
    62'11"
    47,700
    1,145
    1,032
    916
    16.31
    19.18
    1,351
    21
    42,555
    56'2"
    65'7"
    49,958
    1,200
    1,081
    960
    17.12
    19.99
    1,415
    22
    44,478
    58'10"
    68'3"
    52,215
    1,254
    1,130
    1,003
    17.93
    20.8
    1,479
    23
    46,401
    61'6"
    70'11"
    54,473
    1,308
    1,179
    1,046
    18.75
    21.62
    1,543
    24
    48,324
    64'2"
    73'7"
    56,731
    1,362
    1,228
    1,090
    19.56
    22.43
    1,606
    25
    50,247
    66'9"
    76'3"
    58,988
    1,416
    1,277
    1,133
    20.37
    23.24
    1,670
    26
    52,170
    69'6"
    78'11"
    61,246
    1,471
    1,325
    1,177
    21.18
    24.05
    1,734
    27
    54,093
    72'2"
    81'7"
    63,503
    1,525
    1,374
    1,220
    22
    24.87
    1,798
    28
    56,016
    74'10"
    84'3"
    65,761
    1,579
    1,423
    1,263
    22.81
    25.68
    1,862
    29
    57,939
    77'6"
    86'11"
    68,018
    1,633
    1,472
    1,307
    23.62
    26.49
    1,926
    30
    59,862
    80'2"
    89'7"
    70,276
    1,688
    1,521
    1,350
    24.43
    27.31
    1,990

     

    36' DIAMETER  -  click to expand / collapse
    Rings
    Max Bu. Capacity
    Eave Height (Feet)
    Peak Height (Feet)
    Capacity (Cubic Feet)
    Metric Tons 800 kg/m^3
    Metric Tons 721 kg/m^3
    Metric Tons 640 kg/m^3
    Eave Height (Meters)
    Peak Height (Meters)
    Max. Capacity (Cubic Meters)
    12
    30,275
    32'2"
    42'6"
    35,542
    853
    769
    683
    9.8
    12.95
    1,006
    13
    32,563
    34'10"
    45'2"
    38,228
    918
    827
    734
    10.62
    13.77
    1,083
    14
    34,851
    37'6"
    47'10"
    40,914
    982
    885
    786
    11.43
    14.58
    1,159
    15
    37,139
    40'2"
    50'6"
    43,600
    1,047
    944
    838
    12.24
    15.39
    1,235
    16
    39,427
    42'10"
    53'2"
    46,286
    1,111
    1,002
    889
    13.06
    16.21
    1,311
    17
    41,715
    45'6"
    55'10"
    48,972
    1,176
    1,060
    941
    13.87
    17.02
    1,387
    18
    44,003
    48'2"
    58'6"
    51,658
    1,240
    1,118
    992
    14.68
    17.83
    1,463
    19
    46,291
    50'10"
    61'2"
    54,344
    1,305
    1,176
    1,044
    15.49
    18.64
    1,539
    20
    48,579
    53'6"
    63'10"
    57,030
    1,369
    1,234
    1,096
    16.31
    19.46
    1,615
    21
    50,867
    56'2"
    66'6"
    59,716
    1,434
    1,292
    1,147
    17.12
    20.27
    1,691
    22
    53,155
    58'10"
    69'2"
    62,402
    1,498
    1,350
    1,199
    17.93
    21.08
    1,767
    23
    55,443
    61'6"
    71'10"
    65,088
    1,563
    1,409
    1,250
    18.75
    21.89
    1,843
    24
    57,731
    64'2"
    74'6"
    67,774
    1,627
    1,467
    1,302
    19.56
    22.71
    1,919
    25
    60,019
    66'9"
    77'2"
    70,460
    1,692
    1,525
    1,354
    20.37
    23.52
    1,995
    26
    62,307
    69'6"
    79'10"
    73,146
    1,756
    1,583
    1,405
    21.18
    24.33
    2,071
    27
    64,595
    72'2"
    82'6"
    75,832
    1,821
    1,641
    1,457
    22
    25.15
    2,147
    28
    66,883
    74'10"
    85'2"
    78,518
    1,885
    1,699
    1,508
    22.81
    25.96
    2,223
    29
    69,171
    77'6"
    87'10"
    81,204
    1,950
    1,757
    1,560
    23.62
    26.77
    2,299
    30
    71,459
    80'2"
    90'6"
    83,890
    2,014
    1,816
    1,612
    24.43
    27.58
    2,376

     

    42' DIAMETER  -  click to expand / collapse
    Rings
    Max Bu. Capacity
    Eave Height (Feet)
    Peak Height (Feet)
    Capacity (Cubic Feet)
    Metric Tons 800 kg/m^3
    Metric Tons 721 kg/m^3
    Metric Tons 640 kg/m^3
    Eave Height (Meters)
    Peak Height (Meters)
    Max. Capacity (Cubic Meters)
    12
    41,825
    32'2"
    43'3"
    49,101
    1,179
    1,063
    943
    9.8
    13.18
    1,390
    13
    44,940
    34'10"
    45'11"
    52,758
    1,267
    1,142
    1,013
    10.62
    14
    1,494
    14
    48,055
    37'6"
    48'7"
    56,415
    1,355
    1,221
    1,084
    11.43
    14.81
    1,598
    15
    51,170
    40'2"
    51'3"
    60,072
    1,442
    1,300
    1,154
    12.24
    15.62
    1,701
    16
    54,285
    42'10"
    53'11"
    63,729
    1,530
    1,379
    1,224
    13.06
    16.43
    1,805
    17
    57,400
    45'6"
    56'7"
    67,385
    1,618
    1,458
    1,294
    13.87
    17.25
    1,908
    18
    60,515
    48'2"
    59'3"
    71,042
    1,706
    1,537
    1,365
    14.68
    18.06
    2,012
    19
    63,630
    50'10"
    61'11"
    74,699
    1,794
    1,617
    1,435
    15.49
    18.87
    2,115
    20
    66,745
    53'6"
    64'7"
    78,356
    1,882
    1,696
    1,505
    16.31
    19.69
    2,219
    21
    69,860
    56'2"
    67'3"
    82,013
    1,969
    1,775
    1,575
    17.12
    20.5
    2,322
    22
    72,975
    58'10"
    69'11"
    85,670
    2,057
    1,854
    1,646
    17.93
    21.31
    2,426
    23
    76,090
    61'6"
    72'7"
    89,327
    2,145
    1,933
    1,716
    18.75
    22.12
    2,529
    24
    79,205
    64'2"
    75'3"
    92,984
    2,233
    2,012
    1,786
    19.56
    22.94
    2,633
    25
    82,320
    66'10"
    77'11"
    96,641
    2,321
    2,091
    1,856
    20.37
    23.75
    2,737
    26
    85,435
    69'6"
    80'7"
    100,297
    2,408
    2,171
    1,927
    21.18
    24.56
    2,840
    27
    88,550
    72'2"
    83'3"
    103,954
    2,496
    2,250
    1,997
    22
    25.37
    2,944
    28
    91,665
    74'10"
    85'11"
    107,611
    2,584
    2,329
    2,067
    22.81
    26.19
    3,047
    29
    94,780
    77'6"
    88'7"
    111,268
    2,672
    2,408
    2,138
    23.62
    27
    3,151
    30
    97,895
    80'2"
    91'3"
    114,925
    2,760
    2,487
    2,208
    24.43
    27.81
    3,254
    31
    101,010
    82'10"
    93'11"
    118,582
    2,848
    2,566
    2,278
    25.25
    28.63
    3,358

     

    48' DIAMETER  -  click to expand / collapse
    Rings
    Max Bu. Capacity
    Eave Height (Feet)
    Peak Height (Feet)
    Capacity (Cubic Feet)
    Metric Tons 800 kg/m^3
    Metric Tons 721 kg/m^3
    Metric Tons 640 kg/m^3
    Eave Height (Meters)
    Peak Height (Meters)
    Max. Capacity (Cubic Meters)
    12
    55,435
    32'2"
    44'9"
    65,079
    1,563
    1,408
    1,250
    9.8
    13.64
    1,843
    13
    59,504
    34'10"
    47'5"
    69,855
    1,677
    1,512
    1,342
    10.62
    14.45
    1,978
    14
    63,573
    37'6"
    50'1"
    74,632
    1,792
    1,615
    1,434
    11.43
    15.27
    2,113
    15
    67,642
    40'2"
    52'9"
    79,409
    1,907
    1,719
    1,525
    12.24
    16.08
    2,249
    16
    71,711
    42'10"
    55'5"
    84,186
    2,022
    1,822
    1,617
    13.06
    16.89
    2,384
    17
    75,780
    45'6"
    58'1"
    88,963
    2,136
    1,925
    1,709
    13.87
    17.7
    2,519
    18
    79,849
    48'2"
    60'9"
    93,740
    2,251
    2,029
    1,801
    14.68
    18.52
    2,654
    19
    83,918
    50'10"
    63'5"
    98,517
    2,366
    2,132
    1,893
    15.49
    19.33
    2,790
    20
    87,987
    53'6"
    66'1"
    103,293
    2,480
    2,235
    1,984
    16.31
    20.14
    2,925
    21
    92,056
    56'2"
    68'9"
    108,070
    2,595
    2,339
    2,076
    17.12
    20.96
    3,060
    22
    96,125
    58'10"
    71'5"
    112,847
    2,710
    2,442
    2,168
    17.93
    21.77
    3,196
    23
    100,194
    61'6"
    74'1"
    117,624
    2,824
    2,546
    2,260
    18.75
    22.58
    3,331
    24
    104,263
    64'2"
    76'9"
    122,401
    2,939
    2,649
    2,351
    19.56
    23.39
    3,466
    25
    108,332
    66'10"
    79'5"
    127,178
    3,054
    2,752
    2,443
    20.37
    24.21
    3,601
    26
    112,401
    69'6"
    82'1"
    131,955
    3,169
    2,856
    2,535
    21.18
    25.02
    3,737
    27
    116,470
    72'2"
    84'9"
    136,731
    3,283
    2,959
    2,627
    22
    25.83
    3,872
    28
    120,539
    74'10"
    87'5"
    141,508
    3,398
    3,062
    2,718
    22.81
    26.64
    4,007
    29
    124,608
    77'6"
    90'1"
    146,285
    3,513
    3,166
    2,810
    23.62
    27.46
    4,142
    30
    128,677
    80'2"
    92'9"
    151,062
    3,627
    3,269
    2,902
    24.43
    28.27
    4,278
    31
    132,746
    82'10"
    95'5"
    155,839
    3,742
    3,373
    2,994
    25.25
    29.08
    4,413
    32
    136,815
    85'6"
    98'1"
    160,616
    3,857
    3,476
    3,085
    26.06
    29.9
    4,548

     

    54' DIAMETER  -  click to expand / collapse
    Rings
    Max Bu. Capacity
    Eave Height (Feet)
    Peak Height (Feet)
    Capacity (Cubic Feet)
    Metric Tons 800 kg/m^3
    Metric Tons 721 kg/m^3
    Metric Tons 640 kg/m^3
    Eave Height (Meters)
    Peak Height (Meters)
    Max. Capacity (Cubic Meters)
    12
    71,182
    32'2"
    46'3"
    83,565
    2,007
    1,808
    1,605
    9.8
    14.1
    2,366
    13
    76,331
    34'10"
    48'11"
    89,610
    2,152
    1,939
    1,721
    10.62
    14.91
    2,537
    14
    81,480
    37'6"
    51'7"
    95,655
    2,297
    2,070
    1,838
    11.43
    15.72
    2,709
    15
    86,629
    40'2"
    54'3"
    101,700
    2,442
    2,201
    1,954
    12.24
    16.54
    2,880
    16
    91,778
    42'10"
    56'11"
    107,744
    2,587
    2,332
    2,070
    13.06
    17.35
    3,051
    17
    96,928
    45'6"
    59'7"
    113,789
    2,732
    2,463
    2,186
    13.87
    18.16
    3,222
    18
    102,077
    48'2"
    62'3"
    119,834
    2,878
    2,593
    2,302
    14.68
    18.97
    3,393
    19
    107,226
    50'10"
    64'11"
    125,879
    3,023
    2,724
    2,418
    15.49
    19.79
    3,565
    20
    112,375
    53'6"
    67'7"
    131,924
    3,168
    2,855
    2,534
    16.31
    20.6
    3,736
    21
    117,524
    56'2"
    70'3"
    137,969
    3,313
    2,986
    2,650
    17.12
    21.41
    3,907
    22
    122,673
    58'10"
    72'11"
    144,014
    3,458
    3,117
    2,767
    17.93
    22.23
    4,078
    23
    127,822
    61'6"
    75'7"
    150,058
    3,603
    3,248
    2,883
    18.75
    23.04
    4,249
    24
    132,971
    64'2"
    78'3"
    156,103
    3,748
    3,378
    2,999
    19.56
    23.85
    4,420
    25
    138,120
    66'10"
    80'11"
    162,148
    3,894
    3,509
    3,115
    20.37
    24.66
    4,592
    26
    143,269
    69'6"
    83'7"
    168,193
    4,039
    3,640
    3,231
    21.18
    25.48
    4,763
    27
    148,419
    72'2"
    86'3"
    174,238
    4,184
    3,771
    3,347
    22
    26.29
    4,934
    28
    153,568
    74'10"
    88'11"
    180,283
    4,329
    3,902
    3,463
    22.81
    27.1
    5,105
    29
    158,717
    77'6"
    91'7"
    186,327
    4,474
    4,032
    3,579
    23.62
    27.91
    5,276
    30
    163,866
    80'2"
    94'3"
    192,372
    4,619
    4,163
    3,696
    24.43
    28.73
    5,447
    31
    169,015
    82'10"
    96'11"
    198,417
    4,765
    4,294
    3,812
    25.25
    29.54
    5,619
    32
    174,164
    85'6"
    99'7"
    204,462
    4,910
    4,425
    3,928
    26.06
    30.35
    5,790
    33
    179,313
    88'2"
    102'3"
    210,507
    5,055
    4,556
    4,044
    26.87
    31.17
    5,961
    34
    184,462
    90'10"
    104'11"
    216,552
    5,200
    4,687
    4,160
    27.69
    31.98
    6,132
    35
    189,611
    93'6"
    107'7"
    222,597
    5,345
    4,817
    4,276
    28.5
    32.79
    6,303
    36
    194,760
    96'2"
    110'3"
    228,641
    5,490
    4,948
    4,392
    29.31
    33.6
    6,474
    37
    199,910
    98'10"
    112'11"
    234,686
    5,636
    5,079
    4,508
    30.12
    34.42
    6,646

     

    60' DIAMETER  -  click to expand / collapse
    Rings
    Max Bu. Capacity
    Eave Height (Feet)
    Peak Height (Feet)
    Capacity (Cubic Feet)
    Metric Tons 800 kg/m^3
    Metric Tons 721 kg/m^3
    Metric Tons 640 kg/m^3
    Eave Height (Meters)
    Peak Height (Meters)
    Max. Capacity (Cubic Meters)
    12
    89,140
    32'2"
    47'11"
    104,647
    2,513
    2,265
    2,010
    9.8
    14.61
    2,963
    13
    95,496
    34'10"
    50'7"
    112,109
    2,692
    2,426
    2,154
    10.62
    15.42
    3,175
    14
    101,852
    37'6"
    53'3"
    119,570
    2,871
    2,588
    2,297
    11.43
    16.23
    3,386
    15
    108,208
    40'2"
    55'11"
    127,032
    3,050
    2,749
    2,440
    12.24
    17.04
    3,597
    16
    114,564
    42'10"
    58'7"
    134,494
    3,230
    2,911
    2,584
    13.06
    17.86
    3,808
    17
    120,920
    45'6"
    61'3"
    141,956
    3,409
    3,072
    2,727
    13.87
    18.67
    4,020
    18
    127,276
    48'2"
    63'11"
    149,417
    3,588
    3,234
    2,870
    14.68
    19.48
    4,231
    19
    133,632
    50'10"
    66'7"
    156,879
    3,767
    3,395
    3,014
    15.49
    20.29
    4,442
    20
    139,988
    53'6"
    69'3"
    164,341
    3,946
    3,557
    3,157
    16.31
    21.11
    4,654
    21
    146,344
    56'2"
    71'11"
    171,802
    4,125
    3,718
    3,300
    17.12
    21.92
    4,865
    22
    152,700
    58'10"
    74'7"
    179,264
    4,305
    3,880
    3,444
    17.93
    22.73
    5,076
    23
    159,056
    61'6"
    77'3"
    186,726
    4,484
    4,041
    3,587
    18.75
    23.55
    5,288
    24
    165,412
    64'2"
    79'11"
    194,187
    4,663
    4,203
    3,730
    19.56
    24.36
    5,499
    25
    171,768
    66'10"
    82'7"
    201,649
    4,842
    4,364
    3,874
    20.37
    25.17
    5,710
    26
    178,124
    69'6"
    85'3"
    209,111
    5,021
    4,526
    4,017
    21.18
    25.98
    5,921
    27
    184,480
    72'2"
    87'11"
    216,573
    5,201
    4,687
    4,160
    22
    26.8
    6,133
    28
    190,836
    74'10"
    90'7"
    224,034
    5,380
    4,848
    4,304
    22.81
    27.61
    6,344
    29
    197,192
    77'6"
    93'3"
    231,496
    5,559
    5,010
    4,447
    23.62
    28.42
    6,555
    30
    203,548
    80'2"
    95'11"
    238,958
    5,738
    5,171
    4,590
    24.43
    29.24
    6,767
    31
    209,904
    82'10"
    98'7"
    246,419
    5,917
    5,333
    4,734
    25.25
    30.05
    6,978
    32
    216,260
    85'6"
    101'3"
    253,881
    6,096
    5,494
    4,877
    26.06
    30.86
    7,189
    33
    222,616
    88'2"
    103'11"
    261,343
    6,276
    5,656
    5,020
    26.87
    31.67
    7,400
    34
    228,972
    90'10"
    106'7"
    268,804
    6,276
    5,817
    5,164
    27.69
    32.49
    7,612
    35
    235,328
    93'6"
    109'3"
    276,277
    6,634
    5,979
    5,307
    28.5
    33.3
    7,823
    36
    241,684
    96'2"
    111'11"
    283,739
    6,813
    6,141
    5,451
    29.31
    34.11
    8,035
    37
    248,040
    98'10"
    114'7"
    291,201
    6,993
    6,302
    5,594
    30.12
    34.93
    8,246

     

    72' DIAMETER  -  click to expand / collapse
    Rings
    Max Bu. Capacity
    Eave Height (Feet)
    Peak Height (Feet)
    Capacity (Cubic Feet)
    Metric Tons 800 kg/m^3
    Metric Tons 721 kg/m^3
    Metric Tons 640 kg/m^3
    Eave Height (Meters)
    Peak Height (Meters)
    Max. Capacity (Cubic Meters)
    12
    131,992
    32'2"
    52'1"
    154,954
    3,721
    3,353
    2,977
    9.8
    15.88
    4,388
    13
    141,146
    34'10"
    54'9"
    165,700
    3,979
    3,586
    3,183
    10.62
    16.69
    4,692
    14
    150,300
    37'5"
    57'5"
    176,447
    4,237
    3,819
    3,390
    11.43
    17.5
    4,996
    15
    159,454
    40'2"
    60'1"
    187,193
    4,495
    4,051
    3,596
    12.24
    18.31
    5,301
    16
    168,608
    42'10"
    62'9"
    197,939
    4,753
    4,284
    3,802
    13.06
    19.13
    5,605
    17
    177,762
    45'6"
    65'5"
    208,686
    5,011
    4,516
    4,009
    13.87
    19.94
    5,909
    18
    186,916
    48'2"
    68'1"
    219,432
    5,269
    4,749
    4,215
    14.68
    20.75
    6,214
    19
    196,070
    50'10"
    70'9"
    230,179
    5,527
    4,981
    4,422
    15.49
    21.56
    6,518
    20
    205,224
    53'6"
    73'5"
    240,925
    5,785
    5,214
    4,628
    16.31
    22.38
    6,822
    21
    214,378
    56'2"
    76'1"
    251,672
    6,043
    5,447
    4,835
    17.12
    23.19
    7,127
    22
    223,532
    58'10"
    78'9"
    262,418
    6,301
    5,679
    5,041
    17.93
    24
    7,431
    23
    232,686
    61'6"
    81'5"
    273,165
    6,559
    5,912
    5,248
    18.75
    24.82
    7,735
    24
    241,840
    64'2"
    84'1"
    283,911
    6,818
    6,144
    5,454
    19.56
    25.63
    8,040
    25
    250,994
    66'10"
    86'9"
    294,657
    7,076
    6,377
    5,660
    20.37
    26.44
    8,344
    26
    260,148
    69'6"
    89'5"
    305,404
    7,334
    6,609
    5,867
    21.18
    27.25
    8,648
    27
    269,302
    72'2"
    92'1"
    316,150
    7,592
    6,842
    6,073
    22
    28.07
    8,952
    28
    278,456
    74'10"
    94'9"
    326,897
    7,850
    7,075
    6,280
    22.81
    28.88
    9,257
    29
    287,610
    77'6"
    97'5"
    337,643
    8,108
    7,307
    6,486
    23.62
    29.69
    9,561
    30
    296,764
    80'2"
    100'1"
    348,390
    8,366
    7,540
    6,693
    24.43
    30.51
    9,865
    31
    305,918
    82'10"
    102'9"
    359,136
    8,624
    7,772
    6,899
    25.25
    31.32
    10,170
    32
    315,072
    85'6"
    105'5"
    369,883
    8,882
    8,005
    7,106
    26.06
    32.13
    10,474
    33
    324,226
    88'2"
    108'1"
    380,629
    9,140
    8,237
    7,312
    26.87
    32.94
    10,778
    34
    333,380
    90'10"
    110'9"
    391,391
    9,398
    8,470
    7,519
    27.69
    33.76
    11,083
    35
    342,534
    93'6"
    113'5"
    402,138
    9,656
    8,703
    7,725
    28.5
    34.57
    11,387
    36
    351,688
    96'2"
    116'1"
    412,885
    9,914
    8,935
    7,932
    29.31
    35.38
    11,692
    37
    360,842
    98'10"
    118'9"
    423,632
    10,173
    9,168
    8,138
    30.12
    36.2
    11,996

     

    75' DIAMETER  -  click to expand / collapse
    Rings
    Max Bu. Capacity
    Eave Height (Feet)
    Peak Height (Feet)
    Capacity (Cubic Feet)
    Metric Tons 800 kg/m^3
    Metric Tons 721 kg/m^3
    Metric Tons 640 kg/m^3
    Eave Height (Meters)
    Peak Height (Meters)
    Max. Capacity (Cubic Meters)
    12
    144,206
    32'2"
    53'1"
    169,292
    4,065
    3,664
    3,252
    9.8
    16.18
    4,794
    13
    154,138
    34'10"
    55'9"
    180,952
    4,345
    3,916
    3,476
    10.62
    16.99
    5,124
    14
    164,070
    37'6"
    58'5"
    192,612
    4,625
    4,168
    3,700
    11.43
    17.81
    5,454
    15
    174,002
    40'2"
    61'1"
    204,272
    4,905
    4,421
    3,924
    12.24
    18.62
    5,784
    16
    183,934
    42'10"
    63'9"
    215,932
    5,185
    4,673
    4,148
    13.06
    19.43
    6,115
    17
    193,866
    45'6"
    66'5"
    227,591
    5,465
    4,925
    4,372
    13.87
    20.24
    6,445
    18
    203,798
    48'2"
    69'1"
    239,251
    5,745
    5,178
    4,596
    14.68
    21.06
    6,775
    19
    213,730
    50'10"
    71'9"
    250,911
    6,025
    5,430
    4,820
    15.49
    21.87
    7,105
    20
    223,662
    53'6"
    74'5"
    262,571
    6,305
    5,682
    5,044
    16.31
    22.68
    7,435
    21
    233,594
    56'2"
    77'1"
    274,231
    6,585
    5,935
    5,268
    17.12
    23.5
    7,765
    22
    243,526
    58'10"
    79'9"
    285,890
    6,865
    6,187
    5,492
    17.93
    24.31
    8,096
    23
    253,458
    61'6"
    82'5"
    297,550
    7,145
    6,439
    5,716
    18.75
    25.12
    8,426
    24
    263,390
    64'2"
    85'1"
    309,210
    7,425
    6,692
    5,940
    19.56
    25.93
    8,756
    25
    273,322
    66'10"
    87'9"
    320,870
    7,705
    6,944
    6,164
    20.37
    26.75
    9,086
    26
    283,254
    69'6"
    90'5"
    332,530
    7,985
    7,196
    6,388
    21.18
    27.56
    9,416
    27
    293,186
    72'2"
    93'1"
    344,189
    8,265
    7,449
    6,612
    22
    28.37
    9,746
    28
    303,118
    74'10"
    95'9"
    355,849
    8,545
    7,701
    6,836
    22.81
    29.18
    10,077
    29
    313,050
    77'6"
    98'5"
    367,509
    8,825
    7,954
    7,060
    23.62
    30
    10,407
    30
    322,982
    80'2"
    101'1"
    379,169
    9,105
    8,206
    7,284
    24.43
    30.81
    10,737
    31
    332,914
    82'10"
    103'9"
    390,828
    9,385
    8,458
    7,508
    25.25
    31.62
    11,067
    32
    342,846
    85'6"
    106'5"
    402,488
    9,665
    8,711
    7,732
    26.06
    32.44
    11,397
    33
    352,778
    88'2"
    109'1"
    414,148
    9,945
    8,963
    7,956
    26.87
    33.25
    11,727
    34
    362,710
    90'10"
    111'9"
    425,808
    10,225
    9,215
    8,180
    27.69
    34.06
    12,058
    35
    372,642
    93'6"
    114'5"
    437,485
    10,505
    9,468
    8,404
    28.5
    34.87
    12,388
    36
    382,574
    96'2"
    117'1"
    449,145
    10,785
    9,720
    8,628
    29.31
    35.69
    12,718
    37
    392,506
    98'10"
    119'9"
    460,806
    11,065
    9,972
    8,852
    30.12
    36.5
    13,049

     

    78' DIAMETER  -  click to expand / collapse
    Rings
    Max Bu. Capacity
    Eave Height (Feet)
    Peak Height (Feet)
    Capacity (Cubic Feet)
    Metric Tons 800 kg/m^3
    Metric Tons 721 kg/m^3
    Metric Tons 640 kg/m^3
    Eave Height (Meters)
    Peak Height (Meters)
    Max. Capacity (Cubic Meters)
    12
    157,038
    32'2"
    53'10"
    184,357
    4,427
    3,990
    3,542
    9.8
    16.41
    5,220
    13
    167,781
    34'10"
    56'6"
    196,969
    4,730
    4,263
    3,784
    10.62
    17.22
    5,578
    14
    178,524
    37'6"
    59'2"
    209,580
    5,033
    4,536
    4,026
    11.43
    18.03
    5,935
    15
    189,267
    40'2"
    61'10"
    222,192
    5,335
    4,809
    4,268
    12.24
    18.85
    6,292
    16
    200,010
    42'10"
    64'6"
    234,804
    5,638
    5,082
    4,511
    13.06
    19.66
    6,649
    17
    210,753
    45'6"
    67'2"
    247,416
    5,941
    5,354
    4,753
    13.87
    20.47
    7,006
    18
    221,496
    48'2"
    69'10"
    260,028
    6,244
    5,627
    4,995
    14.68
    21.29
    7,363
    19
    232,239
    50'10"
    72'6"
    272,640
    6,547
    5,900
    5,238
    15.49
    22.1
    7,720
    20
    242,982
    53'6"
    75'2"
    285,252
    6,850
    6,173
    5,480
    16.31
    22.91
    8,078
    21
    253,725
    56'2"
    77'10"
    297,864
    7,153
    6,446
    5,722
    17.12
    23.72
    8,435
    22
    264,468
    58'10"
    80'6"
    310,475
    7,455
    6,719
    5,964
    17.93
    24.54
    8,792
    23
    275,211
    61'6"
    83'2"
    323,087
    7,758
    6,992
    6,207
    18.75
    25.35
    9,149
    24
    285,954
    64'2"
    85'10"
    335,699
    8,061
    7,265
    6,449
    19.56
    26.16
    9,506
    25
    296,697
    66'10"
    88'6"
    348,311
    8,364
    7,538
    6,691
    20.37
    26.97
    9,863
    26
    307,440
    69'6"
    91'2"
    360,923
    8,667
    7,811
    6,933
    21.18
    27.79
    10,220
    27
    318,183
    72'2"
    93'10"
    373,535
    8,970
    8,084
    7,176
    22
    28.6
    10,577
    28
    328,926
    74'10"
    96'6"
    386,147
    9,273
    8,357
    7,418
    22.81
    29.41
    10,935
    29
    339,669
    77'6"
    99'2"
    398,759
    9,575
    8,630
    7,660
    23.62
    30.23
    11,292
    30
    350,412
    80'2"
    101'10"
    411,370
    9,878
    8,903
    7,903
    24.43
    31.04
    11,649
    31
    361,155
    82'10"
    104'6"
    423,982
    10,181
    9,176
    8,145
    25.25
    31.85
    12,006
    32
    371,898
    85'6"
    107'2"
    436,594
    10,484
    9,449
    8,387
    26.06
    32.66
    12,363
    33
    382,641
    88'2"
    109'10"
    449,206
    10,787
    9,722
    8,629
    26.87
    33.48
    12,720
    34
    393,384
    90'10"
    112'6"
    461,818
    11,090
    9,995
    8,872
    27.69
    34.29
    13,077
    35
    404,127
    93'6"
    115'2"
    474,449
    11,393
    10,268
    9,114
    28.5
    35.1
    13,435
    36
    414,870
    96'2"
    117'10"
    487,061
    11,696
    10,541
    9,357
    29.31
    35.92
    13,792
    37
    425,613
    98'10"
    120'6"
    499,674
    11,999
    10,814
    9,599
    30.12
    36.73
    14,149

     

    90' DIAMETER  -  click to expand / collapse
    Rings
    Max Bu. Capacity
    Eave Height (Feet)
    Peak Height (Feet)
    Capacity (Cubic Feet)
    Metric Tons 800 kg/m^3
    Metric Tons 721 kg/m^3
    Metric Tons 640 kg/m^3
    Eave Height (Meters)
    Peak Height (Meters)
    Max. Capacity (Cubic Meters)
    12
    214,748
    32'2"
    57'2"
    252,106
    6,054
    5,456
    5,456
    9.8
    17.42
    7,139
    13
    229,051
    34'10"
    59'10"
    268,897
    6,457
    5,819
    5,166
    10.62
    18.24
    7,614
    14
    243,354
    37'6"
    62'6"
    285,688
    6,860
    6,183
    5,488
    11.43
    19.05
    8,090
    15
    257,657
    40'2"
    65'2"
    302,480
    7,263
    6,546
    5,811
    12.24
    19.86
    8,565
    16
    271,960
    42'10"
    67'10"
    319,271
    7,667
    6,910
    6,133
    13.06
    20.68
    9,041
    17
    286,263
    45'6"
    70'6"
    336,062
    8,070
    7,273
    6,456
    13.87
    21.49
    9,516
    18
    300,566
    48'2"
    73'2"
    352,853
    8,473
    7,636
    6,778
    14.68
    22.3
    9,992
    19
    314,869
    50'10"
    75'10"
    369,644
    8,876
    8,000
    7,101
    15.49
    23.11
    10,467
    20
    329,172
    53'6"
    78'6"
    386,436
    9,279
    8,363
    7,424
    16.31
    23.93
    10,943
    21
    343,475
    56'2"
    81'4"
    403,227
    9,683
    8,726
    7,746
    17.12
    24.74
    11,418
    22
    357,778
    58'10"
    83'10"
    420,018
    10,086
    9,090
    8,069
    17.93
    25.55
    11,894
    23
    372,081
    61'6"
    86'6"
    436,809
    10,489
    9,453
    8,391
    18.75
    26.37
    12,369
    24
    386,384
    64'2"
    89'2"
    453,600
    10,892
    9,817
    8,714
    19.56
    27.18
    12,845
    25
    400,687
    66'10"
    91'10"
    470,391
    11,295
    10,180
    9,036
    20.37
    27.99
    13,320
    26
    414,990
    69'6"
    94'6"
    487,183
    11,699
    10,543
    9,359
    21.18
    28.8
    13,796
    27
    429,293
    72'2"
    97'2"
    503,974
    12,102
    10,907
    9,682
    22
    29.62
    14,271
    28
    443,596
    74'10"
    99'10"
    520,765
    12,505
    11,270
    10,004
    22.81
    30.43
    14,747
    29
    457,899
    77'6"
    102'6"
    537,556
    12,908
    11,634
    10,327
    23.62
    31.24
    15,222
    30
    472,202
    80'2"
    105'2"
    554,347
    13,312
    11,997
    10,649
    24.43
    32.05
    15,698
    31
    486,505
    82'10"
    107'10"
    571,139
    13,715
    12,360
    10,972
    25.25
    32.87
    16,173
    32
    500,808
    85'6"
    110'6"
    587,930
    14,118
    12,724
    11,294
    26.06
    33.68
    16,648
    33
    515,111
    88'2"
    113'2"
    604,721
    14,521
    13,087
    11,617
    26.87
    34.49
    17,124
    34
    529,414
    90'10"
    115'10"
    621,512
    14,924
    13,451
    11,939
    27.69
    35.31
    17,599
    35
    543,717
    93'6"
    118'6"
    638,329
    15,328
    13,814
    12,262
    28.5
    36.12
    18,075

     

    105' DIAMETER  -  click to expand / collapse
    Rings
    Max Bu. Capacity
    Eave Height (Feet)
    Peak Height (Feet)
    Capacity (Cubic Feet)
    Metric Tons 800 kg/m^3
    Metric Tons 721 kg/m^3
    Metric Tons 640 kg/m^3
    Eave Height (Meters)
    Peak Height (Meters)
    Max. Capacity (Cubic Meters)
    12
    301,949
    32'2"
    61'2"
    354,477
    8,512
    7,671
    6,810
    9.8
    18.64
    10,038
    13
    321,417
    34'10"
    63'10"
    377,331
    9,061
    8,166
    7,249
    10.62
    19.45
    10,685
    14
    340,885
    37'6"
    66'6"
    400,186
    9,610
    8,661
    7,688
    11.43
    20.27
    11,332
    15
    360,353
    40'2"
    69'2"
    423,041
    10,158
    9,155
    8,127
    12.24
    21.08
    11,979
    16
    379,821
    42'10"
    71'10"
    445,896
    10,707
    9,650
    8,566
    13.06
    21.89
    12,626
    17
    399,289
    45'6"
    74'6"
    468,750
    11,256
    10,145
    9,005
    13.87
    22.7
    13,274
    18
    418,757
    48'2"
    77'2"
    491,605
    11,805
    10,639
    9,444
    14.68
    23.52
    13,921
    19
    438,225
    50'10"
    79'10"
    514,460
    12,354
    11,134
    9,883
    15.49
    24.33
    14,568
    20
    457,693
    53'6"
    82'6"
    537,314
    12,902
    11,628
    10,322
    16.31
    25.14
    15,215
    21
    477,161
    56'2"
    85'2"
    560,169
    13,451
    12,123
    10,761
    17.12
    25.96
    15,862
    22
    496,629
    58'10"
    87'10"
    583,024
    14,000
    12,618
    11,200
    17.93
    26.77
    16,510
    23
    516,097
    61'6"
    90'6"
    605,878
    14,549
    13,112
    11,639
    18.75
    27.58
    17,157
    24
    535,565
    64'2"
    93'2"
    628,733
    15,098
    13,607
    12,078
    19.56
    28.39
    17,804
    25
    555,033
    66'10"
    95'10"
    651,588
    15,647
    14,101
    12,517
    20.37
    29.21
    18,451
    26
    574,501
    69'6"
    98'6"
    674,442
    16,195
    14,596
    12,956
    21.18
    30.02
    19,098
    27
    593,969
    72'2"
    101'2"
    697,297
    16,744
    15,091
    13,395
    22
    30.83
    19,745
    28
    613,437
    74'10"
    103'10"
    720,152
    17,293
    15,585
    13,834
    22.81
    31.64
    20,393
    29
    632,905
    77'6"
    106'6"
    743,007
    17,842
    16,080
    14,273
    23.62
    32.46
    21,040
    30
    652,373
    80'2"
    109'2"
    765,861
    18,391
    16,575
    14,712
    24.43
    33.27
    21,687
    31
    671,841
    82'10"
    111'10"
    788,716
    18,939
    17,069
    15,152
    25.25
    34.08
    22,334
    32
    691,309
    85'6"
    114'6"
    811,571
    19,488
    17,564
    15,591
    26.06
    34.9
    22,981
    33
    710,777
    88'2"
    117'2"
    834,425
    20,037
    18,058
    16,030
    26.87
    35.71
    23,629
    34
    730,245
    90'10"
    119'10"
    857,315
    20,586
    18,554
    16,469
    27.69
    36.52
    24,276

     

    135' DIAMETER  -  click to expand / collapse
    Rings
    Max Bu. Capacity
    Eave Height (Feet)
    Peak Height (Feet)
    Capacity (Cubic Feet)
    Metric Tons 800 kg/m^3
    Metric Tons 721 kg/m^3
    Metric Tons 640 kg/m^3
    Eave Height (Meters)
    Peak Height (Meters)
    Max. Capacity (Cubic Meters)
    24
    916,751
    64'2"
    100'2"
    1,075,885
    25,836
    23,284
    20,668
    19.55
    30.53
    30,466
    25
    948,932
    64'10"
    102'10"
    1,113,653
    27,650
    24,918
    22,119
    20.36
    31.34
    31,535
    26
    981,114
    69'6"
    105'6"
    1,151,421
    28,557
    25,736
    22,845
    21.18
    32.16
    32,605
    27
    1,013,296
    72'2"
    108'2"
    1,189,189
    28,557
    25,736
    22,845
    22
    32.97
    33,674
    28
    1,045,478
    74'10"
    110'10"
    1,226,957
    29,464
    26,553
    23,570
    22.81
    33.78
    34,744
    29
    1,077,660
    77'6"
    113'6"
    1,264,725
    30,371
    27,370
    24,296
    23.62
    34.59
    35,813
    30
    1,109,842
    80'2"
    116'2"
    1,302,494
    31,278
    28,188
    25,021
    24.43
    35.41
    36,883

    Cubic meters based on 28 degree angle of repose.

    All commercial grain bins are designed for the storage of grain and other free-flowing materials weighing up to 52 lbs. per cubic foot.

    Maximum bushel capacity based on 6% compaction.

    Maximum storage capacities reflect grain peaked on center using an angle of repose of 28 degrees.

    Other ring heights available in some diameters.

    Peak heights shown for 30 degree slope roofs.

    Typical Grain Densities:
    -
    Wheat approximately 800 kg/m^3 (50 lb/ft^3)
    - Corn approximately 721 kg/m^3 (45 lb/ft^3)
    - Rice approximately 640 kg/m^3 (40 lb/ft^3)

    Shorter tanks available.