8.116.080   Exemptions.
   The following periods of idling by a vehicle or off-road equipment and of operation of a TRU shall be exempt from the provisions of this chapter:
   A.   Idling or operation of a TRU while stopped:
      1.   For an official traffic control device,
      2.   For an official traffic control signal,
      3.   For traffic conditions over which the driver has no control, including, but not limited to: traffic congestion, a railroad crossing while a train is passing or crossbars are down, or for traffic controls in a construction zone, or
      4.   At the direction of a peace officer;
   B.   Idling as needed to ascertain that a vehicle, off road equipment, or TRU is in safe operating condition and equipped as required by all provisions of law, and all equipment is in good working order, either as part of the daily vehicle inspection, or as otherwise needed;
   C.   Idling as needed for testing, servicing, repairing, or diagnostic purposes;
   D.   Idling for the period recommended by the manufacturer to cool down a turbo-charged heavy-duty vehicle before turning the engine off;
   E.   Idling as needed to operate auxiliary equipment for which the vehicle or off road equipment was designed, other than transporting goods, such as: operating a TRU, lift, crane, pump, drill, hoist, ready mixed concrete mixer, or other auxiliary equipment, except a heater or air conditioner;
   F.   Idling as needed to operate a lift or other piece of equipment designed to ensure safe loading and unloading of goods and people;
   G.   Idling as needed to operate defrosters, heaters, air conditioners, or other equipment:
      1.   To prevent a safety or health emergency, or
      2.   For a paratransit vehicle passenger who has a disability or health condition that would be critically aggravated if the vehicle were not maintained at a controlled temperature, or
      3.   For driver comfort when a vehicle driver is required by law to have rest time. In the case of driver comfort, the driver may only idle the engine at a designated rest area or truck stop and shall not idle the engine within one hundred (100) feet of a dwelling unit or school;
   H.   Idling solely to recharge a battery or other energy storage unit of a hybrid electric vehicle / equipment; or
   I.   Idling a bus for up to ten (10) minutes prior to passenger boarding or when passengers are on board. (Ord. 2004-051 § 1)