A special multiple-trip permit may be issued for a single vehicle with a load in excess of the weight allowed in Section 66-7-410 NMSA 1978 if:

A. the vehicle has an overall length of not more than forty feet and contains a group of four to seven axles having a distance in feet between the first and last axle of at least twenty feet but not greater than thirty-six feet;

B. the weight imposed upon the highway through any one axle of the vehicle does not exceed that allowed in Section 66-7-409 NMSA 1978;

C. the weight imposed upon the highway through a tandem axle of the vehicle does not exceed thirty-four thousand pounds. For the purpose of this subsection, "tandem axle" means two or more consecutive axles whose centers may be included between parallel transverse vertical planes spaced more than forty inches and not more than ninety-six inches apart, extending across the full width of the vehicle;

D. the total gross weight imposed upon the highway on a group of two or more consecutive axles of the vehicle shall not exceed the weight computed using and listed in the following formula and table, but in no case greater than eighty thousand pounds:

(1) W = 500(LN/(N-1) + 12N + 36), where: W = maximum overall gross weight on the group; L = distance in feet between the extremes of any group of two or more consecutive axles measured longitudinally to the nearest foot; and N = number of axles in the group under consideration; and (2)

L (feet)

W (pounds)

4 axles

5 axles

6 axles

7 axles

20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36

55,500 56,000 56,500 57,500 58,000 58,500 59,500 60,000 60,500 61,500 62,000 62,500 63,500 64,000 64,500 65,500 66,000

60,500 61,000 61,500 62,500 63,000 63,500 64,000 65,000 65,500 66,000 66,500 67,500 68,000 68,500 69,000 70,000 70,500

66,000 66,500 67,000 68,000 68,500 69,000 69,500 70,000 71,000 71,500 72,000 72,500 73,000 74,000 74,500 75,000 75,500

74,000 74,500 75,000 75,500 76,500 77,000 77,500 78,000 78,500 79,000 80,000 80,000 80,000;

and

E. other requirements are met as established by rule of the secretary of public safety, including the payment of a reasonable permit fee.

History: Laws 2015, ch. 49, § 1.

Effective dates. — Laws 2015, ch. 49, § 2 makes Laws 2015, ch. 49, § 1 effective January 1, 2016.