49 C.F.R. PART 393--PARTS AND ACCESSORIES NECESSARY FOR SAFE OPERATION
TITLE 49--Transportation
Subtitle B--OTHER REGULATIONS RELATING TO TRANSPORTATION
CHAPTER III--FEDERAL MOTOR CARRIER SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION
SUBCHAPTER B--FEDERAL MOTOR CARRIER SAFETY REGULATIONS
PART 393--PARTS AND ACCESSORIES NECESSARY FOR SAFE OPERATION
Subpart A--GENERAL
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Scope of the rules in this part.
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Additional equipment and accessories.
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Matter incorporated by reference.
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Subpart B--LAMPS, REFLECTIVE DEVICES, AND ELECTRICAL WIRING
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Lamps operable, prohibition of obstructions of lamps and reflectors.
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Lamps and reflective devices.
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Retroreflective sheeting and reflex reflectors, requirements for semitrailers and trailers manufactured before December 1, 1993.
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Lamps and reflectors--combinations in driveaway-towaway operation.
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Combination of lighting devices and reflectors.
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Requirements for head lamps, auxiliary driving lamps and front fog lamps.
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Requirements for lamps other than head lamps.
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Requirements for reflectors.
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Subpart C--BRAKES
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Brakes required on all wheels.
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Breakaway and emergency braking.
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Front brake lines, protection.
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Brake tubing and hoses; hose assemblies and end fittings.
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Brake actuators, slack adjusters, linings/pads and drums/rotors.
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Single valve to operate all brakes.
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Warning signals, air pressure and vacuum gauges.
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Automatic brake adjusters and brake adjustment indicators.
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Subpart D--GLAZING AND WINDOW CONSTRUCTION
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Glazing in specified openings.
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Truck and truck tractor window construction.
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Emergency exits for buses.
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Subpart E--FUEL SYSTEMS
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Compressed natural gas fuel containers.
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Liquefied petroleum gas systems.
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Subpart F--COUPLING DEVICES AND TOWING METHODS
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Coupling devices and towing methods, except for driveaway-towaway operations.
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Coupling devices and towing methods, driveaway-towaway operations.
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Subpart G--MISCELLANEOUS PARTS AND ACCESSORIES
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Windshield wiping and washing systems.
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Windshield defrosting and defogging systems.
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Rear impact guards and rear end protection.
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Warning flags on projecting loads.
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Buses, driveshaft protection.
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Buses, standee line or bar.
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Buses, aisle seats prohibited.
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Seats, seat belt assemblies, and seat belt assembly anchorages.
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Interior noise levels in power units.
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Subpart H--EMERGENCY EQUIPMENT
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Emergency equipment on all power units.
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Subpart I--PROTECTION AGAINST SHIFTING AND FALLING CARGO
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Which types of commercial motor vehicles are subject to the cargo securement standards of this subpart, and what general requirements apply?
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What are the minimum performance criteria for cargo securement devices and systems?
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What standards must cargo securement devices and systems meet in order to satisfy the requirements of this subpart?
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What are the general requirements for securing articles of cargo?
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How is the working load limit of a tiedown, or the load restraining value of a friction mat, determined?
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What else do I have to do to determine the minimum number of tiedowns?
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Must a tiedown be adjustable?
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What are the requirements for front end structures used as part of a cargo securement system?
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What are the rules for securing logs?
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What are the rules for securing dressed lumber or similar building products?
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What are the rules for securing metal coils?
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What are the rules for securing paper rolls?
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What are the rules for securing concrete pipe?
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What are the rules for securing intermodal containers?
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What are the rules for securing automobiles, light trucks and vans?
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What are the rules for securing heavy vehicles, equipment and machinery?
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What are the rules for securing flattened or crushed vehicles?
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What are the rules for securing roll-on/roll-off or hook lift containers?
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What are the rules for securing large boulders?
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Subpart J--FRAMES, CAB AND BODY COMPONENTS, WHEELS, STEERING, AND SUSPENSION SYSTEMS