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Rule Title: WHEN FLAG VEHICLES ARE REQUIRED
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Department: TRANSPORTATION
Chapter: MOTOR CARRIER SERVICES DIVISION
Subchapter: Overdimensional Permit Requirements
 
Latest version of the adopted rule presented in Administrative Rules of Montana (ARM):

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18.8.511A    WHEN FLAG VEHICLES ARE REQUIRED

(1) Unless otherwise specified in statute or this chapter, flag vehicles are required for vehicles operating under special permit if one or more of the following conditions apply:

(a) when traveling on interstate highways:

(i) width over 16.5 feet, one rear flag vehicle;

(ii) length over 120 feet, one rear flag vehicle;

(b) when traveling on noninterstate highways:

(i) width over 12.5 feet, to and including 16.5 feet, one front flag vehicle;

(ii) width over 16.5 feet, one front and one rear flag vehicle;

(iii) length over 110 feet, one rear flag vehicle.

(2) A rear flag vehicle escort is not required for a vehicle that exceeds 12 feet 6 inches in width, that is hauling or towing an implement of husbandry, construction equipment, or forestry equipment, and that is operating under 61-10-102 (5), MCA, or as authorized by special permit if the vehicle is operating at highway speed or with the flow of traffic.

(3) A vehicle or load not equipped as required in ARM 18.8.510B must use one front and one rear flag vehicle for all travel.

(4) If a vehicle or load is not required to have a flag vehicle for interstate travel, and the permitted load is not subject to ARM 18.8.602, no flag vehicle is required for a radius of two miles of an interstate interchange.

History: 61-10-155, MCA; IMP, 61-10-102, 61-10-121, 61-10-122, 61-10-123, 61-10-124, MCA; NEW, 1988 MAR p. 1704, Eff. 7/29/88; AMD, 1989 MAR p. 321, Eff. 2/24/89; AMD, 1990 MAR p. 591, Eff. 3/30/90; AMD, 1991 MAR p. 2219, Eff. 11/15/91; AMD, 1996 MAR p. 2980, Eff. 7/19/96; AMD, 1997 MAR p. 647, Eff. 4/8/97; AMD, 2000 MAR p. 1075, Eff. 4/28/00; AMD, 2004 MAR p. 2392, Eff. 10/8/04; AMD, 2006 MAR p. 206, Eff. 1/27/06; AMD, 2012 MAR p. 1775, Eff. 07/13/12.


 

 
MAR Notices Effective From Effective To History Notes
18-135 7/13/2012 Current History: 61-10-155, MCA; IMP, 61-10-102, 61-10-121, 61-10-122, 61-10-123, 61-10-124, MCA; NEW, 1988 MAR p. 1704, Eff. 7/29/88; AMD, 1989 MAR p. 321, Eff. 2/24/89; AMD, 1990 MAR p. 591, Eff. 3/30/90; AMD, 1991 MAR p. 2219, Eff. 11/15/91; AMD, 1996 MAR p. 2980, Eff. 7/19/96; AMD, 1997 MAR p. 647, Eff. 4/8/97; AMD, 2000 MAR p. 1075, Eff. 4/28/00; AMD, 2004 MAR p. 2392, Eff. 10/8/04; AMD, 2006 MAR p. 206, Eff. 1/27/06; AMD, 2012 MAR p. 1775, Eff. 07/13/12.
1/27/2006 7/13/2012 History: 61-10-155, MCA; IMP, 61-10-121, 61-10-122, 61-10-123, 61-10-124, MCA; NEW, 1988 MAR p. 1704, Eff. 7/29/88; AMD, 1989 MAR p. 321, Eff. 2/24/89; AMD, 1990 MAR p. 591, Eff. 3/30/90; AMD, 1991 MAR p. 2219, Eff. 11/15/91; AMD, 1996 MAR p. 2980, Eff. 7/19/96; AMD, 1997 MAR p. 647, Eff. 4/8/97; AMD, 2000 MAR p. 1075, Eff. 4/28/00; AMD, 2004 MAR p. 2392, Eff. 10/8/04; AMD, 2006 MAR p. 206, Eff. 1/27/06.
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