4525. Tire equipment and traction surfaces.
(a) General rule.--
No vehicle shall be operated on the
highway unless the vehicle is equipped with tires of a type,
size and construction approved by the department for the vehicle
and unless the tires are in a safe operating condition as
determined in accordance with regulations of the department,
except that commercial implements of husbandry may be equipped
with tires marked for nonhighway use.
(b) Vehicles not equipped with pneumatic tires.--It is
unlawful for any person to operate or move, or cause or permit
to be moved, in contact with any highway any vehicle equipped
with traction or road contact surfaces other than pneumatic
tires unless of a type, size and construction permitted by
regulations of the department and unless the movement is made
under specific conditions allowed by regulations of the
department.
(c) Ice grips and tire studs.--Tires in which ice grips or
tire studs of wear resisting material have been installed which
provide resiliency upon contact with the road and which have
projections not exceeding two thirty-seconds of an inch beyond
the tread of the traction surface of the tire shall be permitted
between November 1 of each year and April 15 of the following
year. The Governor may by executive order extend the time tires
with ice grips or tire studs may be used when highway conditions
are such that such tires would be a safety factor in traveling
Commonwealth highways. The use of tires with ice grips or tire
studs contrary to the provisions of this subsection shall be
unlawful.
(d) Tire chains.--Tire chains may be temporarily used on
vehicles during periods of snow and ice emergency if they are in
conformance with regulations promulgated by the department.
(e) Penalty.--
(1) Any person violating the provisions of subsection
(c) shall be guilty of a summary offense and, upon conviction
thereof, shall be sentenced to pay a fine as indicated in
paragraph (2) and, in default of payment thereof, shall
undergo imprisonment for not more than 30 days.
(2) Fines for violation of subsection (c) relating to
the period of use of ice grips or tire studs shall be
determined from the following chart based on the period of
unauthorized use:
April 16 to May 31 $35
June 1 to June 30 45
July 1 to July 31 55
August 1 to August 31 55
September 1 to September 30 55
October 1 to October 31 55
(3) Fines for any other violation of subsection (c)
shall be determined according to the chart in paragraph (2)
except that fines for violations occurring between November 1
to April 15 shall be $10.
(Nov. 10, 1979, P.L.460, No.95, eff. imd.; July 10, 1984,
P.L.679, No.146, eff. 60 days; May 20, 1993, P.L.30, No.10, eff.
60 days)