20' open top
Description Non-metric Metric
Maximum payload 62,170 lb 28,200 kg
Dimensions 20' x 8' x 8'6" 6.096 x 2.438 x 2.591
Internal, length 19' 4 1/4'' 5,898 mm
Internal, width 7' 8 5/8'' 2,352 mm
Internal, height 7' 8 1/2'' 2,348 mm
Roof opening, length 18' 1/16'' 5,490 mm
Roof opening, width 7' 3'' 2,210 mm
Weight, gross 67.197 lb 30480 kg
Weight, tare 5.027  lb 2280 kg
40' open top
Description Non-metric Metric
Maximum payload 58,643 lb 26,600 kg
Dimensions 40' x 8' x 8'6" 12.192 x 2.438 x 2.591
Internal, length 39' 5 3/4'' 12,032 mm
Internal, width 7' 8 5/8'' 2,352 mm
Internal, height 7' 8 1/2'' 2,348 mm
Roof opening, length 38' 8 7/8'' 11,810 mm
Roof opening, width 7' 3 7/8'' 2,232 mm
Weight, gross 67,197 lb 30480 kg
Weight, tare 8,422 lb 3820 kg