Idaho Administrative Code › Title IDAPA 39 - Transportation, Department of › Rule 39.03.06 - RULES GOVERNING SPECIAL PERMITS FOR EXTRA-LENGTH/EXCESS WEIGHT, UP TO 129,000 POUND VEHICLE COMBINATIONS › Section 39.03.06.200 - DESIGNATED ROUTES FOR EXTRA LENGTH VEHICLE COMBINATIONS UP TO ONE HUNDRED TWENTY-NINE THOUSAND (129,000) POUNDS

Current through August 31, 2023
In addition to the requirements listed in Sections
				300 and
				400, vehicle combinations operating
				up to one hundred twenty-nine thousand (129,000) pounds, must meet the
				following requirements: (3-31-22)
01.
Brakes
. All axles shall be equipped with brakes that meet the
			 Federal Motor Carrier Safety Regulations and shall be maintained to the Federal
			 Motor Vehicle Safety Standards No. 121 in effect at the time the commercial
			 motor vehicle was manufactured. (3-31-22)
02.
Designated Routes for Vehicle
			 Lengths
. All designated state approved routes for vehicle combinations
			 to operate at designated lengths are identified on the "Designated Extra Length
			 Excess Weight up to 129,000 Pound Map" which is available at the Idaho
			 Transportation Department. (3-31-22)
03.
Designated Routes for Vehicle
			 Weight
. All designated state approved routes for vehicle combinations to
			 operate at weights above one hundred five thousand five hundred (105,500)
			 pounds will be identified on the "Designated Extra Length Excess Weight up to
			 129,000 Pound Map" which is available at the Idaho Transportation Department.
			 (3-31-22)
04.
Requests for
			 Adding Idaho Transportation Department Maintained Non-Interstate Routes
.
			 Routes not currently designated to operate at up to one hundred twenty-nine
			 thousand (129,000) pounds may be added as follows: (3-31-22)
a. Request Form Submission. The request form
			 (ITD form number 4886) will be completed and submitted to the Idaho
			 Transportation Department Office of the Chief Engineer by the requestor. The
			 requestor will forward the form to the adjacent local jurisdictions.
			 (3-31-22)
b. Request
			 Review/Analysis Process. (3-31-22)
i. Once
			 submitted, the request will be reviewed for completeness and the department's
			 analysis will be completed for engineering and safety criteria. The criteria
			 shall include assessment of pavement and bridges to allow legal tire, axle, and
			 gross weight limits as per Section
			 49-1001 and
			 49-1002, Idaho Code, and route
			 off-track requirements which includes road width and curvature. Additional
			 consideration shall be given to traffic volumes and other safety factors.
			 (3-31-22)
ii. Once the analysis is
			 completed, the request will be submitted to the Chief Engineer, who will report
			 to the Idaho Transportation Board Sub-committee. (3-31-22)
iii. The Idaho Transportation Board
			 Sub-committee will make a recommendation (approve, reject, or request
			 additional information) to the Idaho Transportation Board based upon the
			 Department's analysis. (3-31-22)
iv. If the Idaho Transportation Board
			 recommends approval or denial, it shall instruct the Chief Engineer to issue a
			 letter of determination. An adverse person may contest the letter of
			 determination and request a hearing. The hearing will be conducted pursuant to
			 the Idaho Administrative Procedures Act, Title 67, Chapter 52, Idaho Code.
			 (3-31-22)
v. The Chief Engineer or
			 designee will conduct the hearing(s) and make a determination after the
			 hearing(s) are held. Following the determination, the Chief Engineer will issue
			 Findings and a Preliminary Order, hereafter referred to as Preliminary Order.
			 (3-31-22)
vi. The Department will
			 notify the requestor of the Chief Engineer's Preliminary Order and post to the
			 Idaho Transportation Department Web site. (3-31-22)
vii. An appeal of the Preliminary Order may
			 be made pursuant to the Idaho Administrative Procedures Act, Title 67, Chapter
			 52, Idaho Code. The appeal shall be made to the Director of the Idaho
			 Transportation Department. (3-31-22)
c. Local Highways Approved for Travel Up to
			 129,000 Pounds. Local routes will be added or removed on the "Designated Routes
			 Up to 129,000 Pound Map" when information and approval is provided to the
			 Department by the local jurisdiction having authority over the local route.
			 (3-31-22)