Miss. Code Ann. § 63-5-31

Subject to the limitations imposed on wheel and axle loads by Section 63-5-27 , and to the further limitations hereinafter specified, the total combined weight (vehicles plus load) on any group of axles shall not exceed the value given in the following table (Table II) corresponding to the distance in feet between the extreme axles of the group, measured longitudinally to the nearest foot, on those highways or parts of highways found by the Mississippi Transportation Commission to be suitable to carry such increased load limits from an engineering standpoint, and so designated as such by order of said commission entered on its minutes and published once each week for three successive weeks in a daily newspaper of general circulation in this state: TABLE II Distance in Feet Between the Extreme of Any Group of Axles Maximum Load in Pounds Carried on any Group of Axles 4 32,000 5 32,000 6 32,000 7 32,000 8 32,610 9 33,779 10 34,942 11 36,097 12 37,246 13 38,387 14 39,522 15 40,649 16 41,770 17 42,883 18 43,990 19 45,089 20 46,182 21 47,267 22 48,346 23 49,417 24 50,482 25 51,539 26 52,590 27 53,633 28 54,670 29 55,699 30 56,722 31 57,737 32 58,746 33 59,747 34 60,742 35 61,729 36 62,710 37 63,683 38 and greater 64,650 maximum Moreover, in addition to the per axle weight limitations specified by Section 63-5-27 , the maximum load carried on a combination of vehicles shall be subject to the following additional limitations: The maximum load carried on any group of two (2) axles shall not exceed twenty-seven thousand (27,000) pounds in instances where one or more of such axles is a driving axle (that is, an axle turned by the vehicle's engine power). An axle group shall consist of any two (2) or more consecutive axles of any vehicle or combination of vehicles.