Section 39.03.01.202 - OPERATING REQUIREMENTS FOR EXTRA-LENGTH/EXCESS WEIGHT PERMITS UP TO ONE HUNDRED TWENTY-NINE THOUSAND (129,000) POUNDS VEHICLE COMBINATIONSAll vehicle combinations will be subject to the following conditions, limitations, and requirements:
01.Cargo Carrying Units. Vehicle combinations operating with an overall length in excess of the limits imposed in Section 49-1010, Idaho Code, will consist of not more than four (4) units, will not exceed one hundred fifteen (115) feet overall, and no such vehicle combination will include more than three (3) cargo units except that a full truck and full trailer may have an overall length in excess of seventy-five (75) feet but not in excess of eighty-five (85) feet including load overhang.02.Power Unit. The power unit of all vehicle combinations will have adequate power and traction to maintain a minimum of twenty (20) miles per hour under normal operating conditions on any up-grade over which the combination is operated.03.Connecting Devices. Fifth wheel, drawbar, and other coupling devices will be as specified by Federal Motor Carrier Safety Regulations, Part 393.04.Trailer Weight Sequence. In any extra-length combination, the respective loading of any trailer will not be substantially greater than the weight of any trailer located ahead of it in the vehicle combination. (Substantially greater will be defined as more than four thousand (4,000) pounds heavier.)05.Operating Restrictions. Operators of all vehicle combinations governed by this rule will comply with the following operating restrictions:a. A minimum distance of five hundred (500) feet will be maintained between combinations of vehicles except when overtaking and passing.b. Except when passing another vehicle traveling in the same direction, the combination will be driven so as to remain at all times on the right hand side of the centerline of a two (2) lane, two (2) way highway, or on the right hand side of a lane stripe or marker of a highway of four (4) or more lanes.Idaho Admin. Code r. 39.03.01.202