A. Single Destination. The operator of a deviating truck with a single destination point within a delivery zone, shall follow the truck route to the intersection thereon which is closest to the destination point and shall deviate from the truck route only at that intersection and shall proceed directly to the destination point. Upon leaving said point, a deviating truck shall return to the truck route by the shortest possible route.
B. Multiple Destinations. The operator of a deviating truck with multiple destination points within a delivery zone shall proceed to the first destination point in the manner required by subsection (A) above. Upon leaving the first destination point, a deviating truck shall proceed to other destination points within the delivery zone by the shortest possible routes between destination points. Upon leaving the last destination point, a deviating truck shall return to the truck route by the shortest possible route.
C. Use of Protected Streets Permitted. Notwithstanding the provisions of subsections (A) and (B) above, the operator of a deviating truck may use any protected street within a delivery zone as part of his or her route to reach a destination point if the following conditions are met:
1. The use of the particular protected street or streets will reduce the total necessary distance of travel on streets other than protected streets within the particular delivery zone; and
2. The combined route used under subparagraph (C)(1) is the shortest most direct combined route from the truck route to the destination point or back to the truck route.