PowerGrid® MoldedGrating Load Tables (Imperial) (Inch-Pounds Units)
|
CONCENTRATED LINE LOAD TABLE – 12″ Wide strip of Grating DEFLECTION IN INCHES |
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![]() |
||||||||
|
SPAN IN
INCHES
|
STYLE
|
LOAD IN LBS/ FOOT of WIDTH
|
Break
Point
|
|||||
|
50
|
100 |
200 |
300 |
400 |
500 |
|||
|
12
|
1″x1-1/2″SM
|
|||||||
|
1-1/2″x1-1/2″SM
|
0.011
|
0.014
|
0.019
|
0.024
|
0.03
|
0.035
|
11491
|
|
|
2″x2″SM
|
0.011
|
0.012
|
0.016
|
0.019
|
0.025
|
0.041
|
14587
|
|
|
1″x1″x4″RMS
|
0.013
|
0.019
|
0.029
|
0.039
|
0.05
|
0.06
|
6339
|
|
|
1″x1″x4″RMH
|
0.015
|
0.019
|
0.028
|
0.037
|
0.045
|
0.054
|
6370
|
|
|
1-1/2″x3/4″Mini
|
0.013
|
0.027
|
0.053
|
0.081
|
0.106
|
|||
|
1-1/5″x0.79″Mini
|
||||||||
|
1-1/2″x1-1/2″X6″RM
|
0.002
|
0.004
|
0.009
|
0.015
|
0.025
|
|||
|
18
|
1″x1-1/2″SM
|
0.022
|
0.045
|
0.085
|
0.121
|
0.162
|
0.187
|
2625
|
|
1-1/2″x1-1/2″SM
|
||||||||
|
2″x2″SM
|
||||||||
|
1″x1″x4″RMS
|
||||||||
|
1″x1″x4″RMH
|
||||||||
|
1-1/2″x3/4″Mini
|
0.029
|
0.058
|
0.116
|
0.174
|
0.232
|
|||
|
1-1/5″x0.79″Mini
|
0.017
|
0.034
|
0.05
|
0.067
|
0.085
|
|||
|
1-1/2″x1-1/2″X6″RM
|
0.007
|
0.015
|
0.029
|
0.046
|
0.072
|
|||
|
24
|
1″x1-1/2″SM
|
0.034
|
0.067
|
0.138
|
0.203
|
0.264
|
0.322
|
1963
|
|
1-1/2″x1-1/2″SM
|
0.014
|
0.026
|
0.049
|
0.073
|
0.097
|
0.121
|
5853
|
|
|
2″x2″SM
|
0.014
|
0.02
|
0.032
|
0.044
|
0.069
|
0.131
|
7864
|
|
|
1″x1″x4″RMS
|
0.034
|
0.068
|
0.136
|
0.204
|
0.272
|
0.34
|
2890
|
|
|
1″x1″x4″RMH
|
0.032
|
0.059
|
0.111
|
0.164
|
0.217
|
0.269
|
3117
|
|
|
1-1/2″x3/4″Mini
|
0.034
|
0.067
|
0.134
|
0.201
|
0.268
|
|||
|
1-1/5″x0.79″Mini
|
0.043
|
0.086
|
0.129
|
0.172
|
0.215
|
|||
|
1-1/2″x1-1/2″X6″RM
|
0.015
|
0.032
|
0.065
|
0.094
|
0.152
|
|||
|
30
|
1″x1-1/2″SM
|
|||||||
|
1-1/2″x1-1/2″SM
|
||||||||
|
2″x2″SM
|
||||||||
|
1″x1″x4″RMS
|
0.055
|
0.107
|
0.201
|
0.282
|
0.376
|
0.47
|
2591
|
|
|
1″x1″x4″RMH
|
0.041
|
0.083
|
0.168
|
0.252
|
0.336
|
0.42
|
2709
|
|
|
1-1/2″x3/4″Mini
|
0.042
|
0.084
|
0.168
|
0.252
|
0.336
|
|||
|
1-1/5″x0.79″Mini
|
||||||||
|
1-1/2″x1-1/2″X6″RM
|
0.026
|
0.053
|
0.106
|
0.158
|
0.263
|
|||
|
36
|
1″x1-1/2″SM
|
0.114
|
0.233
|
0.477
|
0.726
|
1308
|
||
|
1-1/2″x1-1/2″SM
|
0.034
|
0.071
|
0.145
|
0.219
|
0.292
|
0.366
|
3905
|
|
|
2″x2″SM
|
0.02
|
0.044
|
0.088
|
0.126
|
0.203
|
0.396
|
5223
|
|
|
1″x1″x4″RMS
|
0.095
|
0.186
|
0.347
|
0.487
|
0.65
|
0.812
|
2159
|
|
|
1″x1″x4″RMH
|
0.05
|
0.108
|
0.224
|
0.34
|
0.455
|
0.571
|
2257
|
|
|
1-1/2″x3/4″Mini
|
0.056
|
0.112
|
0.083
|
0.224
|
0.336
|
|||
|
1-1/5″x0.79″Mini
|
0.119
|
0.246
|
0.379
|
0.508
|
0.629
|
|||
|
1-1/2″x1-1/2″X6″RM
|
0.042
|
0.083
|
0.164
|
0.252
|
0.422
|
|||
|
42
|
1″x1-1/2″SM
|
0.181
|
0.37
|
0.758
|
1122
|
|||
|
1-1/2″x1-1/2″SM
|
0.055
|
0.113
|
0.23
|
0.347
|
0.464
|
0.581
|
2881
|
|
|
2″x2″SM
|
0.023
|
0.051
|
0.107
|
0.163
|
0.275
|
0.556
|
4455
|
|
|
1″x1″x4″RMS
|
||||||||
|
1″x1″x4″RMH
|
||||||||
|
1-1/2″x3/4″Mini
|
0.074
|
0.148
|
0.296
|
0.444
|
||||
|
1-1/5″x0.79″Mini
|
0.201
|
0.405
|
0.608
|
0.811
|
||||
|
1-1/2″x1-1/2″X6″RM
|
0.058
|
0.118
|
0.239
|
0.358
|
||||
|
48
|
1″x1-1/2″SM
|
0.225
|
0.458
|
981
|
||||
|
1-1/2″x1-1/2″SM
|
0.089
|
0.187
|
0.381
|
0.576
|
0.771
|
2521
|
||
|
2″x2″SM
|
0.036
|
0.076
|
0.155
|
0.233
|
0.392
|
3917
|
||
|
1″x1″x4″RMS
|
||||||||
|
1″x1″x4″RMH
|
||||||||
|
1-1/2″x3/4″Mini
|
0.099
|
0.198
|
0.396
|
0.594
|
||||
|
1-1/5″x0.79″Mini
|
0.306
|
0.616
|
0.924
|
|||||
|
1-1/2″x1-1/2″X6″RM
|
0.092
|
0.185
|
0.372
|
0.542
|
||||
|
60
|
1″x1-1/2″SM
|
|||||||
|
1-1/2″x1-1/2″SM
|
0.164
|
0.341
|
0.696
|
2017
|
||||
|
2″x2″SM
|
||||||||
|
1″x1″x4″RMS
|
||||||||
|
1″x1″x4″RMH
|
||||||||
|
1-1/2″x3/4″Mini
|
||||||||
|
1-1/5″x0.79″Mini
|
||||||||
| Remarks: | 1, RM=Rectangular Mesh 2, Mini= Mini Mesh 3, SM= Square Mesh 4, RMS= Rectangular Mesh Standard 5, RMH= Rectangular Mesh Heavy duty |
|||||||
|
UNIFORM LOAD TABLE – 12″ Wide strip of Grating DEFLECTION IN INCHES |
|||||||||
![]() |
|||||||||
|
SPAN IN
INCHES
|
STYLE
|
LOAD IN LBS/SQUARE FOOT
|
|||||||
|
50
|
100
|
200
|
300
|
400
|
500
|
750
|
1000
|
||
|
12
|
1″x1-1/2″SM
|
||||||||
|
1-1/2″x1-1/2″SM
|
0.01
|
0.012
|
0.015
|
0.018
|
0.022
|
0.025
|
0.033
|
||
|
2″x2″SM
|
0.01
|
0.011
|
0.013
|
0.015
|
0.017
|
0.019
|
0.029
|
||
|
1″x1″x4″RMS
|
0.011
|
0.015
|
0.021
|
0.028
|
0.034
|
0.041
|
0.075
|
||
|
1″x1″x4″RMH
|
0.013
|
0.016
|
0.021
|
0.027
|
0.032
|
0.038
|
0.065
|
||
|
1-1/2″x3/4″Mini
|
0.017
|
0.033
|
0.066
|
0.099
|
0.132
|
0.333
|
|||
|
1-1/5″x0.79″Mini
|
|||||||||
|
1-1/2″x1-1/2″X6″RM
|
0.003
|
0.006
|
0.013
|
0.019
|
0.031
|
0.061
|
|||
|
18
|
1″x1-1/2″SM
|
0.026
|
0.043
|
0.076
|
0.109
|
0.142
|
0.176
|
0.259
|
|
|
1-1/2″x1-1/2″SM
|
|||||||||
|
2″x2″SM
|
|||||||||
|
1″x1″x4″RMS
|
|||||||||
|
1″x1″x4″RMH
|
|||||||||
|
1-1/2″x3/4″Mini
|
0.027
|
0.054
|
0.109
|
0.163
|
0.218
|
||||
|
1-1/5″x0.79″Mini
|
0.015
|
0.029
|
|||||||
|
1-1/2″x1-1/2″X6″RM
|
0.009
|
0.019
|
0.038
|
0.057
|
0.095
|
0.191
|
|||
|
24
|
1″x1-1/2″SM
|
0.044
|
0.083
|
0.163
|
0.243
|
0.322
|
0.402
|
0.601
|
|
|
1-1/2″x1-1/2″SM
|
0.017
|
0.032
|
0.061
|
0.091
|
0.121
|
0.151
|
0.226
|
||
|
2″x2″SM
|
0.015
|
0.023
|
0.038
|
0.054
|
0.069
|
0.084
|
0.162
|
||
|
1″x1″x4″RMS
|
0.036
|
0.073
|
0.145
|
0.218
|
0.291
|
0.363
|
0.727
|
||
|
1″x1″x4″RMH
|
0.039
|
0.072
|
0.138
|
0.203
|
0.269
|
0.335
|
0.664
|
||
|
1-1/2″x3/4″Mini
|
0.042
|
0.084
|
0.167
|
0.251
|
0.334
|
||||
|
1-1/5″x0.79″Mini
|
0.053
|
0.099
|
|||||||
|
1-1/2″x1-1/2″X6″RM
|
0.019
|
0.038
|
0.075
|
0.113
|
0.188
|
0.372
|
|||
|
30
|
1″x1-1/2″SM
|
0.105
|
0.212
|
0.426
|
0.641
|
0.855
|
|||
|
1-1/2″x1-1/2″SM
|
|||||||||
|
2″x2″SM
|
|||||||||
|
1″x1″x4″RMS
|
|||||||||
|
1″x1″x4″RMH
|
|||||||||
|
1-1/2″x3/4″Mini
|
0.066
|
0.132
|
0.264
|
0.396
|
0.528
|
||||
|
1-1/5″x0.79″Mini
|
|||||||||
|
1-1/2″x1-1/2″X6″RM
|
0.039
|
0.078
|
0.156
|
0.234
|
0.388
|
||||
|
36
|
1″x1-1/2″SM
|
0.218
|
0.44
|
0.885
|
|||||
|
1-1/2″x1-1/2″SM
|
0.067
|
0.136
|
0.274
|
0.412
|
0.55
|
0.688
|
|||
|
2″x2″SM
|
0.047
|
0.083
|
0.155
|
0.227
|
0.299
|
0.372
|
0.732
|
||
|
1″x1″x4″RMS
|
0.143
|
0.26
|
0.495
|
0.73
|
0.964
|
||||
|
1″x1″x4″RMH
|
0.101
|
0.209
|
0.426
|
0.643
|
0.861
|
||||
|
1-1/2″x3/4″Mini
|
0.105
|
0.211
|
0.421
|
0.631
|
|||||
|
1-1/5″x0.79″Mini
|
0.22
|
0.42
|
|||||||
|
1-1/2″x1-1/2″X6″RM
|
0.071
|
0.143
|
0.285
|
0.428
|
|||||
|
42
|
1″x1-1/2″SM
|
0.405
|
0.817
|
||||||
|
1-1/2″x1-1/2″SM
|
0.124
|
0.252
|
0.508
|
0.764
|
|||||
|
2″x2″SM
|
0.057
|
0.118
|
0.24
|
0.363
|
0.486
|
0.608
|
|||
|
1″x1″x4″RMS
|
0.318
|
0.586
|
|||||||
|
1″x1″x4″RMH
|
0.189
|
0.39
|
0.792
|
||||||
|
1-1/2″x3/4″Mini
|
0.161
|
0.322
|
0.644
|
||||||
|
1-1/5″x0.79″Mini
|
0.419
|
0.829
|
|||||||
|
1-1/2″x1-1/2″X6″RM
|
0.126
|
0.252
|
0.505
|
||||||
|
48
|
1″x1-1/2″SM
|
||||||||
|
1-1/2″x1-1/2″SM
|
0.235
|
0.479
|
0.965
|
||||||
|
2″x2″SM
|
0.095
|
0.194
|
0.392
|
0.589
|
0.787
|
||||
|
1″x1″x4″RMS
|
|||||||||
|
1″x1″x4″RMH
|
|||||||||
|
1-1/2″x3/4″Mini
|
0.247
|
0.494
|
|||||||
|
1-1/5″x0.79″Mini
|
0.7
|
||||||||
|
1-1/2″x1-1/2″X6″RM
|
0.208
|
0.411
|
|||||||
|
60
|
1″x1-1/2″SM
|
||||||||
|
1-1/2″x1-1/2″SM
|
|||||||||
|
2″x2″SM
|
0.234
|
0.475
|
0.958
|
||||||
|
1″x1″x4″RMS
|
|||||||||
|
1″x1″x4″RMH
|
|||||||||
|
1-1/2″x3/4″Mini
|
|||||||||
|
1-1/5″x0.79″Mini
|
|||||||||
|
1-1/2″x1-1/2″X6″RM
|
|||||||||
|
Remarks:
|
1, RM=Rectangular Mesh
2, Mini= Mini Mesh
3 ,SM= Square Mesh
4, RMS= Rectangular Mesh Standard
5, RMH= Rectangular Mesh Heavy duty
|
||||||||
|
CONCENTRATED FULL PANEL LOAD-4′ x 12′ Deflection in Inches |
||||||||
![]() |
||||||||
|
SPAN
Inches
|
STYLE
|
POUNDS
|
||||||
|
100
|
250
|
500
|
750
|
1000
|
1500
|
2000
|
||
|
18
|
1″x1-1/2″
SM |
0.01
|
0.027
|
0.061
|
0.085
|
0.105
|
0.164
|
0.206
|
|
1-1/2″x1-1/2″
SM |
0.008
|
0.016
|
0.028
|
0.035
|
0.045
|
0.066
|
0.087
|
|
|
2″x2″ SM
|
0.028
|
0.04
|
0.053
|
|||||
|
*1″x1″x4″
RM |
0.011
|
0.027
|
0.057
|
0.087
|
0.107
|
0.165
|
0.213
|
|
|
24
|
1″x1-1/2″
SM |
0.029
|
0.065
|
0.125
|
0.182
|
0.241
|
0.359
|
0.477
|
|
1-1/2″x1-1/2″
SM |
0.014
|
0.035
|
0.059
|
0.075
|
0.095
|
0.139
|
0.168
|
|
|
2″x2″ SM
|
0.06
|
0.08
|
0.1
|
|||||
|
*1″x1″x4″
RM |
0.028
|
0.06
|
0.139
|
0.182
|
0.237
|
0.363
|
0.484
|
|
|
36
|
1″x1-1/2″
SM |
0.07
|
0.175
|
0.347
|
0.518
|
|||
|
1-1/2″x1-1/2″
SM |
0.024
|
0.059
|
0.114
|
0.163
|
0.213
|
0.313
|
0.416
|
|
|
2″x2″ SM
|
0.114
|
0.165
|
0.217
|
|||||
|
*1″x1″x4″
RM |
0.064
|
0.156
|
0.308
|
0.465
|
||||
|
48
|
1″x1-1/2″
SM |
0.116
|
0.297
|
0.593
|
||||
|
1-1/2″x1-1/2″
SM |
0.036
|
0.094
|
0.185
|
0.274
|
0.362
|
0.538
|
||
|
2″x2″ SM
|
0.179
|
0.268
|
0.365
|
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|
*1″x1″x4″
RM |
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|
Remarks:
|
1, RM=Rectangular
Mesh 2, SM= Square Mesh
3,1″x1″x4″ = 1″Thick x 1″ x4″ Rectangular Mesh x 3′ x 10′ standard |
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