Colorado Revised Statutes Title 42. Vehicles and Traffic § 42-4-106. Who may restrict right to use highways

(1) Local authorities with respect to highways under their jurisdiction may by ordinance or resolution prohibit the operation of vehicles upon any such highway or impose restrictions as to the weight of vehicles to be operated upon any such highway, for a total period of not to exceed ninety days in any one calendar year, whenever any said highway by reason of deterioration, rain, snow, or other climatic conditions will be seriously damaged or destroyed unless the use of vehicles thereon is prohibited or the permissible weights thereof reduced.

(2) The local authority enacting any such ordinance or resolution shall erect or cause to be erected and maintained signs designating the permissible weights.

(3) Local authorities, with respect to highways under their jurisdiction, may also, by ordinance or resolution, prohibit the operation of trucks or commercial vehicles on designated highways or may impose limitations as to the weight thereof, which prohibitions and limitations shall be designated by appropriate signs placed on such highways.

(4) The department of transportation shall likewise have authority as granted in this section to local authorities to determine by resolution and to impose restrictions as to the weight of vehicles operated upon any highway under the jurisdiction of said department, and such restrictions shall be effective when signs giving notice thereof are erected upon the highways or portion of any highway affected by such resolution.

(4.5)(a) The department of transportation has authority to close any portion of a state highway to public travel.

(b)(I) A person who operates a motor vehicle or vehicle combination over thirty-five feet in length on state highway 82 between mile markers 47 and 72 in violation of a closure under paragraph (a) of this subsection (4.5) is subject to an enhanced penalty as set forth in section 42-4-1701(4)(a)(I)(F) .

(II) A person who operates a motor vehicle or vehicle combination over thirty-five feet in length on state highway 82 between mile markers 47 and 72 in violation of a closure under paragraph (a) of this subsection (4.5), where the result of the violation is an incident that causes the closure of a travel lane in one or both directions, is subject to an enhanced penalty as set forth in section 42-4-1701(4)(a)(I)(F) .

(5)(a)(I) The department of transportation shall also have authority to close any portion of a state highway to public travel or to prohibit the use thereof unless motor vehicles using the same are equipped with tire chains, four-wheel drive with adequate tires for the existing conditions, or snow tires with a “mud and snow” or all weather rating from the manufacturer having a tread of sufficient abrasive or skid-resistant design or composition and depth to provide adequate traction under existing driving conditions during storms or when other dangerous driving conditions exist or during construction or maintenance operations whenever the department considers such closing or restriction of use necessary for the protection and safety of the public.  Such prohibition or restriction of use shall be effective when signs, including temporary or electronic signs, giving notice thereof are erected upon such portion of said highway, and it shall be unlawful to proceed in violation of such notice.  The Colorado state patrol shall cooperate with the department of transportation in the enforcement of any such closing or restriction of use.  “Tire chains”, as used in this subsection (5), means metal chains which consist of two circular metal loops, one on each side of the tire, connected by not less than nine evenly spaced chains across the tire tread and any other traction devices differing from such metal chains in construction, material, or design but capable of providing traction equal to or exceeding that of such metal chains under similar conditions.  The operator of a commercial vehicle with four or more drive wheels other than a bus shall affix tire chains to at least four of the drive wheel tires of such vehicle when such vehicle is required to be equipped with tire chains under this subsection (5).  The operator of a bus shall affix tire chains to at least two of the drive wheel tires of such vehicle when such vehicle is required to be equipped with tire chains under this subsection (5).

(II) Any person who operates a motor vehicle in violation of restrictions imposed by the department of transportation or the state patrol under subparagraph (I) of this paragraph (a), where the result of the violation is an incident that causes the closure of a travel lane in one or both directions, shall be subject to an enhanced penalty as set forth in section 42-4-1701(4)(a)(I)(F) .

(III) A person who violates subparagraph (I) of this paragraph (a) while operating a commercial vehicle shall be subject to an enhanced penalty as set forth in section 42-4-1701(4)(a)(I)(F) .

(IV) A person who violates subparagraph (I) of this paragraph (a) while operating a commercial vehicle and the violation causes a closure in a travel lane shall be subject to an enhanced penalty as set forth in section 42-4-1701(4)(a)(I)(F) .

(V) If a fine is enhanced under subparagraphs (III) and (IV) of this paragraph (a), the portion of the fine that exceeds the fine imposed under subparagraph (I) for an enhancement under subparagraph (III), or subparagraph (II) for an enhancement under subparagraph (IV), that is allocated to the state by sections 42-1-217 and 43-4-205, C.R.S ., shall be transferred to the state treasurer, who shall deposit it in the highway construction workers' safety account within the highway users tax fund created by section 42-4-1701(4)(c)(II)(B) , to be continuously appropriated to the department of transportation for work zone safety equipment, signs, and law enforcement.

(VI) Subparagraphs (III) and (IV) of this paragraph (a) shall not apply to a tow operator who is towing a motor vehicle or traveling to a site from which a motor vehicle shall be towed.

(VII) The Colorado department of transportation shall identify an appropriate place for commercial vehicles to apply chains, if necessary, to comply with subparagraph (I) of this paragraph (a) and provide adequate notice to commercial vehicle operators of such places.

(b) The transportation commission may promulgate rules to implement the provisions of this subsection (5).

(6)(a) The department of transportation and local authorities, within their respective jurisdictions, may, for the purpose of road construction and maintenance, temporarily close to through traffic or to all vehicular traffic any highway or portion thereof for a period not to exceed a specified number of workdays for project completion and shall, in conjunction with any such road closure, establish appropriate detours or provide for an alternative routing of the traffic affected when, in the opinion of said department or concerned local authorities, as evidenced by resolution or ordinance, such temporary closing of the highway or portion thereof and such rerouting of traffic is necessary for traffic safety and for the protection of work crews and road equipment.  Such temporary closing of the highway or portion thereof and the routing of traffic along other roads shall not become effective until official traffic control devices are erected giving notice of the restrictions, and, when such devices are in place, no driver shall disobey the instructions or directions thereof.

(b) Local authorities, within their respective jurisdictions, may provide for the temporary closing to vehicular traffic of any portion of a highway during a specified period of the day for the purpose of celebrations, parades, and special local events or civic functions when in the opinion of said authorities such temporary closing is necessary for the safety and protection of persons who are to use that portion of the highway during the temporary closing.

(c) The department of transportation, local municipal authorities, and local county authorities shall enter into agreements with one another for the establishment, signing, and marking of appropriate detours and alternative routes which jointly affect state and local road systems and which are necessary to carry out the provisions of paragraphs (a) and (b) of this subsection (6).  Any temporary closing of a street which is a state highway and any rerouting of state highway traffic shall have the approval of the department of transportation before such closing and rerouting becomes effective.

(7)(a) The transportation commission may also by resolution and within the reasonable exercise of the police power of the state adopt rules and regulations concerning the operation of any motor vehicle in any tunnel which is a part of the state highway system.

(b) In promulgating such rules and regulations, the transportation commission shall consider the regulations of the public utilities commission and the United States department of transportation relating to the transportation of dangerous articles and may prohibit or regulate the operation of any motor vehicle which transports any article, deemed to be dangerous, in any tunnel which is a part of the state highway system.

(8)(a) Except as provided in paragraph (b) of this subsection (8), a person who violates any provision of this section commits a class B traffic infraction.

(b) A person who violates paragraph (a) of subsection (5) of this section while operating a commercial vehicle commits a class B traffic infraction and shall be punished as provided in section 42-4-1701(4)(a)(I)(F) ;  except that this paragraph (b) shall not apply to a tow operator who is towing a motor vehicle or traveling to a site from which a motor vehicle shall be towed.


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