(A) For the purpose of this chapter, the following definitions shall apply unless the context clearly indicates or requires a different meaning.
HEAVY CONSTRUCTION EQUIPMENT. Equipment used in grading and earth moving, including diesel engine equipped machines used for that purpose, except pickup trucks of one ton or less.
OPERATE. Includes the starting, warming-up, and idling of heavy construction equipment engines or motors.
(B) It shall be unlawful for any person to operate heavy construction equipment during thehours specified below:
(1) On weekdays prior to 7:00 a.m. and after 6:00 p.m.
(2) On weekdays within 300 feet of occupied dwelling space, prior to 8:00 a.m. and after 5:00 p.m.
(3) On weekends and holidays, prior to 9:00 a.m. and after 5:00 p.m., irrespective of the distance from the occupied dwelling.