335.03 SPECIAL SPEED LIMITATIONS.
   (a)   Subject to all other speed restrictions of this Traffic Code no person shall drive a vehicle not designed for carrying passengers and equipped with pneumatic tires at a speed in excess of:
      (1)   Twenty miles per hour in any business district;
      (2)   Twenty-five miles per hour in any residence district;
      (3)   Forty miles per hour on open country highway;
      (4)   Trucks licensed at 8,000 pounds gross vehicle weight or less shall be permitted the same speed as passenger cars.
         (W. Va. Code § 17C-6-4)
   (b)   No person shall drive any vehicle equipped with other than pneumatic tires at a speed greater than a maximum of ten miles per hour.
   No person shall drive a vehicle over any bridge or other elevated structure constituting a part of a street or highway at a speed which is greater than the maximum speed which can be maintained with safety to such bridge or structure, when such structure is so signposted.
(W. Va. Code § 17C-6-5)