761—511.3(321E) Movement under permit.
	511.3(1) During the movement of a vehicle or object under permit, the permit holder shall comply with the terms and conditions of the permit and shall take all reasonable precautions to protect and safeguard the lives and property of the traveling public and adjacent property owners.
	511.3(2) Movement shall be made only when roads are clear of ice and snow and visibility is at least one-quarter mile. Snow removal equipment operating under permit is exempt from this restriction while snow removal operations are conducted. Exception: Nothing in this subrule shall be construed to mean that the movement of a compacted rubbish vehicle permitted under rule 761—511.12(321E) shall be subject to this restriction.
	511.3(3) Movement shall be permitted only during the hours from one-half hour before sunrise to one-half hour after sunset unless it is established by the permit-issuing authority that the movement can be better accomplished at another period of time because of traffic volume conditions.
	511.3(4) Except as provided in Iowa Code section 321.457, no movement shall be permitted on the holidays of Memorial Day, Independence Day and Labor Day, after 12 noon on days preceding these holidays and holiday weekends, during holiday weekends, or during special events when abnormally high traffic volumes can be expected. A holiday weekend occurs when the holiday falls on Friday, Saturday, Sunday or Monday. No movement shall be permitted until one-half hour before sunrise on the day after the holiday or holiday weekend.
	511.3(5) Continuous moves. Vehicles and loads may travel by permit between one-half hour after sunset and one-half hour before sunrise if, in addition to the general provisions and general requirements specified by the permit, the following conditions are met.
	a. 	Dimensions shall not exceed:
	(1)	Width. 11 feet.
	(2)	Height. 14 feet, 6 inches.
	(3)	Length. 100 feet.
	(4)	Weight. Legal axle limits.
	b. 	Travel must be on roadways with a minimum width of 22 feet and minimum lane width of 11 feet.
	c. 	Safety lighting shall be provided at the widest part of a load. The lamps may be placed at the outer ends of the load itself or on appurtenances which are equal in width to the widest part of the load and positioned at both the extreme front and rear of the vehicle or trailer as follows:
	(1)	One lighted red lamp on each side at the rear of the load.
	(2)	One lighted yellow or amber lamp on each side at the front of the load.
This rule is intended to implement Iowa Code sections 321E.2 and 321E.11.
[ARC 3193C, IAB 7/5/17, effective 8/9/17; ARC 7079C, IAB 10/4/23, effective 11/8/23]