RCW 46.44.037
Combination of units—Lawful operations.
Notwithstanding the provisions of RCW 46.44.036 and subject to such rules and regulations governing their operation as may be adopted by the state department of transportation, operation of the following combinations is lawful:
(1) A combination consisting of a truck tractor, a semitrailer, and another semitrailer or a full trailer. In this combination a converter gear used to convert a semitrailer into a full trailer shall be considered to be a part of the full trailer and not a separate vehicle. A converter gear being pulled without load and not used to convert a semitrailer into a full trailer may be substituted in lieu of a full trailer or a semitrailer in any lawful combination;
(2) A combination consisting of a truck tractor carrying a freight compartment no longer than eight feet, a semitrailer, and another semitrailer or full trailer that meets the legal length requirement for a truck and trailer combination set forth in RCW 46.44.030;
(3) A motor home or travel trailer with a cargo extension, provided that there are no trailers or secondary cargo extensions or units attached to the cargo extension.
[ 2016 c 22 § 7; 2011 c 230 § 1; 1991 c 143 § 2; 1985 c 351 § 2; 1984 c 7 § 53; 1979 ex.s. c 149 § 3; 1975-'76 2nd ex.s. c 64 § 9; 1965 ex.s. c 170 § 37; 1963 ex.s. c 3 § 53; 1961 c 12 § 46.44.037. Prior: 1957 c 273 § 16; 1955 c 384 § 3.]
NOTES:
Intent—Effective date—2016 c 22: See notes following RCW 46.04.094.
Effective dates—Severability—1975-'76 2nd ex.s. c 64: See notes following RCW 46.16A.455.
Structure Revised Code of Washington
Chapter 46.44 - Size, Weight, Load.
46.44.010 - Outside width limit.
46.44.013 - Appurtenances on recreational vehicles.
46.44.020 - Maximum height—Impaired clearance signs.
46.44.034 - Maximum lengths—Front and rear protrusions.
46.44.036 - Combination of units—Limitation.
46.44.037 - Combination of units—Lawful operations.
46.44.041 - Maximum gross weights—Wheelbase and axle factors.
46.44.042 - Maximum gross weights—Axle and tire factors.
46.44.043 - Cement trucks—Axle loading controls.
46.44.049 - Effect of weight on highways—Study authorized.
46.44.050 - Minimum length of wheelbase.
46.44.060 - Outside load limits for passenger vehicles.
46.44.070 - Drawbar requirements—Trailer whipping or weaving—Towing flag.
46.44.080 - Local regulations—State highway regulations.
46.44.090 - Special permits for oversize or overweight movements.
46.44.091 - Special permits—Gross weight limit.
46.44.0915 - Heavy haul industrial corridors—Overweight sealed containers and vehicles.
46.44.092 - Special permits—Overall width limits, exceptions—Application for permit.
46.44.093 - Special permits—Discretion of issuer—Conditions.
46.44.0941 - Special permits—Fees.
46.44.095 - Temporary additional tonnage permits—Fees.
46.44.096 - Special permits—Determining fee—To whom paid.
46.44.098 - Increase in federal limits on sizes and weights—Increases by commission.
46.44.101 - Interstate travel by specialized equipment.
46.44.105 - Enforcement procedures—Penalties—Exception—Rules.
46.44.110 - Liability for damage to highways, bridges, etc.
46.44.120 - Liability of owner, others, for violations.
46.44.130 - Farm implements—Gross weight and size limitation exception—Penalty.
46.44.140 - Farm implements—Special permits—Penalty.
46.44.150 - Highway improvement vehicles—Gross weight limit excesses authorized—Limitations.
46.44.175 - Penalties—Hearing.