Louisiana Administrative Code › Title 73 - WEIGHTS, MEASURES AND STANDARDS › Part I - Weights and Standards › Chapter 5 - Legal Limitations for Size and Weight › Section I-501 - Definitions

Current through Register Vol. 50, No. 6, June 20, 2024
Axle Group
- a combination of two or more
				  consecutive axles considered together in determining their combined load effect
				  on a highway (as tandem, tridum, or quadrum axle groups).
Axle with Single-Mounted Tires
- any single
				  or individual axle which is composed of one tire on each side of the vehicle
				  (as opposed to dual-mounting).
Department
- Louisiana Department of
				  Transportation and Development (DOTD).
Designated Truck Routes
- highways
				  designated by the secretary of the department in accordance with the Surface
				  Transportation Assistance Act of 1982 that includes provisions for truck-semi
				  trailer-trailer combinations and maximum vehicle width of 8 feet 6
				  inches.
Domicile
- the fixed, permanent, and
				  principal residence for legal purposes.
Dromedary Unit
- a load carrying compartment
				  on a truck-tractor located between the cab and fifth wheel.
Dummy Axle
- a single axle attached
				  independently to the frame of a vehicle and so designed and placed as to
				  indicate the appearance of and to carry a uniformly distributed load of a
				  normal axle group.
Envelope Vehicle
- a truck
				  tractor/semitrailer combination or truck tractor manufactured housing
				  combination that does not exceed the size and weight limits specified by the
				  multi-state permit agreement.
Gross Weight
- the weight of a vehicle
				  and/or combination of vehicles plus the weight of any load thereon.
Individual Axle
- any of the two, three, or
				  four axles which make up the tandem, tridum, or quadrum axle groups.
Interstate Hauling
- vehicle movement
				  between or through two or more jurisdictions.
Intrastate Hauling
- movement of a vehicle
				  from one point within a jurisdiction to another point within the same
				  jurisdiction, regardless of routes traversed.
Length
- the total longitudinal dimension of
				  a single vehicle, a trailer, or a semi-trailer. Length of a trailer or
				  semi-trailer is measured from the front of the cargo-carrying unit to its rear
				  and includes load-holding devices thereon.
Mobile Home
-
1. a trailer or semi-trailer which is designed, constructed,
				  and equipped as a dwelling place, living abode, or sleeping place, either
				  permanently or temporarily, and is equipped for use as a conveyance on
				  highways; or
2. a trailer or semi-trailer whose chassis and exterior shell
				  is designed and constructed for use as a mobile home, as defined in Paragraph
				  1, but which is used instead permanently or temporarily for the advertising,
				  sales, display, or promotion of merchandise or services, or for any other
				  commercial purpose except the transportation of property for hire or the
				  transportation of property for distribution by a private carrier.
Multi-State Permit Agreement
- an agreement
				  entered into with other states who have established an envelope vehicle that
				  can be permitted for travel by the use of one common permit form through all
				  member states that are a part of this consortium.
Quadrum Axle
- any four consecutive axles
				  whose centers are 40 or more inches but not more than 96 inches apart. A
				  quadrum axle must be designed to equalize the load between the axles.
Semi-Trailer
- any single vehicle without
				  motive power designed for carrying property and passengers and so designed in
				  conjunction and used with a motor vehicle that some part of its own weight and
				  that of its own load rests or is carried by another vehicle and having one or
				  more load-carrying axles.
Single Axle
- any single axle or any
				  assembly of two or more axles whose centers are less than 40 inches
				  apart.
Stinger-Steered Combination
- a
				  truck-tractor semi-trailer wherein the fifth wheel is located on a drop frame
				  located behind and below the rearmost axles of the power unit.
Tandem Axle
- any two consecutive axles
				  whose centers are 40 or more inches but not more than 96 inches apart. A tandem
				  axle must be designed to equalize the load between the axles.
Trailer
- any single vehicle without motive
				  power designed for carrying property or passengers wholly on its own structure,
				  drawn by a motor vehicle which carries no part of the weight and load of the
				  trailer on its own wheels and having two or more load carrying axles.
Tridum Axle
- any three consecutive axles
				  whose centers are 40 or more inches but not more than 96 inches apart. A tridum
				  axle must be designed to equalize the load between axles.
Variable Load Suspension Axles
- axles which
				  can be regulated by the driver of the vehicle either through the use of an
				  in-cab valve or switch or by turning a valve on the outside of the truck. These
				  axles are controlled by hydraulic and air suspension systems, mechanically, or
				  by a combination of these methods.
Vehicle
- any device by which a person or
				  things may be transported upon a public highway or bridge. A trailer or
				  semi-trailer shall be a separate vehicle.
Width
- the total outside transverse
				  dimension of a vehicle including any load or load holding devices thereon, but,
				  excluding approved safety devices and tire bulge due to load.
AUTHORITY NOTE:
				  Promulgated in accordance with
				  R.S.
				  32:2 et
				  seq.