Ch. 273

1993 LAWS OF MARYLAND

(2) The Secretary shall adopt regulations establishing designated highways,
a method for approving access routes, and other criteria necessary to implement this
subsection.

(c) A vehicle combination operating under this section may operate in this State
only under the following conditions:

(1)     The wheelbase of the semitrailer, measured as the distance from the
kingpin to the center of the rear tandem axles, may not exceed 41 feet in length.

(2)     The kingpin setback, measured as the distance from the kingpin to the
front of the semitrailer, may not exceed 4 feet in length.

(3)     The rear overhang, measured as the distance from the center of the rear
tandem axles to the rear of the semitrailer, may not exceed. 35 percent of the wheelbase
of the semitrailer.

(4)     (i) Except as provided in subparagraph (ii) of this paragraph, the THE
width of the semitrailer and the distance between the outside surface edges of the
semitrailer's tires shall be AT LEAST 96 INCHES AND NOT MORE THAN 102 inches.

(ii) The width of a flatbed or lowboy semitrailer, measured as the
distance between the outside surface edges of the semitrailer's tires, shall be the same as
the width of the semitrailer and shall be at least 96 inches.

(II) THE DISTANCE BETWEEN THE OUTSIDE EDGES OF THE
SEMITRAILER'S TIRES SHALL BE EQUAL TO THE WIDTH OF THE SEMITRAILER.

(5)     The semitrailer shall be equipped with:

(i) Vehicle lights which comply with or exceed federal standards; and

(ii) After December 31, 1993, or a date established by the Secretary
that is at least 6 months after the effective date of the applicable federal standards,
whichever is later, reflective material that is consistent with the standards for conspicuity
promulgated by the National Highway Traffic Safety Administration.

(6)     The semitrailer shall be equipped with a rear underride guard of
sufficient strength to prevent a motor vehicle from penetrating underneath the
semitrailer. The rear underride guard shall extend across the rear of the semitrailer to
within 4 inches of the lateral extremities of the semitrailer, and placed at a height not
exceeding 22 inches from the surface as measured when the semitrailer is on a level
surface.

(7)     Conspicuous warnings shall be displayed on the semitrailer, in a manner
prescribed by the Administration, indicating that the vehicle combination has a wide
turning radius.

(8)     The combination of vehicles may not transport any Class A or B
explosives, poison gas, flammable gas and flammable liquids when carried as cargo,
flammable solids if dangerous when wet, radioactive materials, and uranium hexofluoride.

- 1726 -