Texas Class B Exempt License Study Guide
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Questions and Answers

What is the maximum speed for heavy trucks on the highway at night?

65 MPH

What should you do when going down a steep grade in a heavy vehicle?

Downshift to a gear low enough to minimize braking.

How can farm tractors meet lighting requirements when operating on the highway at night? (Select all that apply)

  • Hazard lights showing red to rear (correct)
  • One taillight (correct)
  • Two red reflectors (correct)
  • Two headlamps (correct)

    • What are the vehicle size and weight requirements for a Class A license?

    <p>Any vehicle or combination of vehicles with a GCWR of 26,001 lb or more with towed vehicle GVWR of more than 10,000 lb.</p> Signup and view all the answers

    What are the vehicle size and weight requirements for a Class B license?

    <p>Single vehicle with GVWR of 26,001 or more, with towed vehicle GVWR less than 10,000 lb or farm trailer up to 20,000 lb.</p> Signup and view all the answers

    What are the vehicle size and weight requirements for a Class C license?

    <p>Single vehicle that is not Class A or Class B; and single vehicle with GVWR of less than 26,001 lb towing farm trailer with GVWR less than 20,000 lb.</p> Signup and view all the answers

    What should be the first action of the driver of a disabled truck or bus?

    <p>Put out proper flags, flares, or reflectors.</p> Signup and view all the answers

    What is the required lighting of a semitrailer 80 inches or more in width? (Select all that apply)

    <p>One turn signal lamp on each side</p> Signup and view all the answers

    What is the height range between which reflectors must be mounted?

    <p>24' - 60'</p> Signup and view all the answers

    What color should clearance lamps, side marker lamps, or reflectors mounted on or near the front of a vehicle be?

    <p>White to amber.</p> Signup and view all the answers

    What is the greatest height allowed by state law for a vehicle including its load?

    <p>14 feet.</p> Signup and view all the answers

    What is the greatest weight allowed by state law for any vehicle including its load?

    <p>80,000 lbs.</p> Signup and view all the answers

    What is the greatest distance between two vehicles when one is being towed by another?

    <p>15 feet.</p> Signup and view all the answers

    What should you do when hauling equipment that is wider, heavier, or longer than the law permits?

    <p>Obtain a permit.</p> Signup and view all the answers

    When are turn indicator signals required on a vehicle?

    <p>All vehicles must have them, except if under 80 inches in width, and manufactured prior to 1960.</p> Signup and view all the answers

    Outside city limits, what type of vehicle must stop at all railroad crossings?

    <p>Buses.</p> Signup and view all the answers

    What is the maximum speed limit for a taxi cab on a numbered US or state highway during the day?

    <p>70 mph.</p> Signup and view all the answers

    What is the maximum speed for motor buses at night on numbered US and state highways?

    <p>65 mph.</p> Signup and view all the answers

    What are the limits on load extensions over the front and rear of a vehicle?

    <p>3 feet to front, 4 feet to rear.</p> Signup and view all the answers

    What are safe methods to use when backing a large truck? (Select all that apply)

    <p>Stop part way to check progress</p> Signup and view all the answers

    What is the purpose of requiring registration papers on trucks at all times?

    <p>Shows empty weight of vehicle and how much weight it is registered to haul.</p> Signup and view all the answers

    All school buses, taxis, and other vehicles hauling passengers for hire must carry a chemical type fire extinguisher of at least what capacity?

    <p>1 quart.</p> Signup and view all the answers

    What are the requirements concerning clearance lights on trucks and buses? (Select all that apply)

    <p>Two red clearance lamps on rear</p> Signup and view all the answers

    Every trailer, semi-trailer, or pole trailer must have how many reflectors on the rear?

    <p>Two.</p> Signup and view all the answers

    Mounted reflectors must be how many inches above ground?

    <p>At least 24 inches.</p> Signup and view all the answers

    Flashing lights are permitted on which types of vehicles? (Select all that apply)

    <p>Snow removal equipment</p> Signup and view all the answers

    Clearance lamps mounted on or near rear of the vehicle must be what color?

    <p>Red.</p> Signup and view all the answers

    What is the greatest width ordinarily allowed by state law for a vehicle on the highway?

    <p>102 inches.</p> Signup and view all the answers

    What usually determines the number of trailers that may ordinarily be pulled by one vehicle?

    <p>No vehicle with unloaded weight of less than 2,500 lbs may be coupled with more than one other vehicle.</p> Signup and view all the answers

    What is the greatest length ordinarily allowed by state law for any combination of truck and trailer?

    <p>65 feet.</p> Signup and view all the answers

    What is the minimum weight which a trailer or semitrailer must have before the vehicle is required to have brakes that can be applied by the driver?

    <p>Required if trailer over 4,500 lbs.</p> Signup and view all the answers

    When towing another vehicle with a chain or cable, the flag which is attached to the chain or cable must be what color?

    <p>White, and at least 12 inches square.</p> Signup and view all the answers

    When one truck is following another truck or vehicle, it must keep far back enough to allow how many vehicles to safely enter between them?

    <p>One other vehicle.</p> Signup and view all the answers

    When mud flaps are required on a vehicle, they must come within how many inches of the surface?

    <p>8 inches.</p> Signup and view all the answers

    What are the regulations regarding lugs and flanges on Texas state highways?

    <p>Cleats, lugs, flanges, studs, spikes, or other extensions that might damage the road are illegal.</p> Signup and view all the answers

    Where should flares be placed around a truck when necessary?

    <p>100 ft to front, 10 and 100 ft to rear.</p> Signup and view all the answers

    What should you do when turning right in a vehicle that is too large to be turned by staying in the proper lane?

    <p>Approach the corner in the proper lane about 4 feet from the curb.</p> Signup and view all the answers

    Study Notes

    Heavy Vehicles and Speed Regulations

    • Maximum speed for heavy trucks on highways at night is 65 MPH.
    • Maximum speed limit for taxi cabs on numbered US or state highways during the day is 70 MPH.
    • Maximum speed for motor buses at night on numbered US and state highways is 65 MPH.

    Vehicle Operation and Safety

    • Downshift when descending a steep grade to minimize brakes, typically one gear lower than needed for ascent; do not coast in neutral.
    • First action for a driver of a disabled truck or bus: put out proper flags, flares, or reflectors.
    • Safe backing methods for large trucks include performing a walk-around and using mirrors and spotters.

    Lighting and Reflector Requirements

    • Farm tractors must have two headlamps, one taillight, two red reflectors, and hazard lights (white/amber to front, red/amber to rear).
    • Semitrailer (width 80 inches or more) must have two amber clearance lamps, turn signals, tail lamps, and red reflectors.
    • Clearance lamps and side marker lights near the front must be white to amber; those near the rear must be red.

    Vehicle Licensing and Size Specifications

    • Class A license: Vehicles with a GCWR of 26,001 lbs or more and towed vehicle GVWR exceeding 10,000 lbs.
    • Class B license: Single vehicle GVWR of 26,001 lbs or more, towed vehicle GVWR less than 10,000 lbs, or buses with capacity for 24 or more passengers.
    • Class C license: Vehicles with less than 26,001 lbs GVWR not classified under A or B and specific towing restrictions.

    Vehicle Dimensions and Weight Regulations

    • Maximum vehicle height allowed is 14 feet; maximum weight allowed is 80,000 lbs.
    • Greater than 3 feet allowed over the front and 4 feet over the rear of a vehicle.
    • The greatest width allowed for vehicles is 102 inches and maximum length for truck and trailer combinations is 65 feet.

    Equipment and Emergency Preparedness

    • Buses must stop at all railroad crossings outside city limits.
    • All passenger transportation vehicles (school buses, taxis) must carry a 1-quart fire extinguisher.
    • Flares should be placed 100 ft in front and between 10 to 100 ft behind the truck.

    Towing and Additional Vehicle Equipment

    • When towing with a chain or cable, use a white flag at least 12" square.
    • Vehicle following distance should allow one vehicle to safely enter between.
    • Mud flaps must be within 8 inches of the driving surface when required.

    Restrictions on Vehicle Modifications

    • Extensions like cleats or lugs that can damage highways are illegal, except for tire chains.
    • Reflectors must be mounted between 24" - 60" from the ground.

    Indicator Signal Requirements

    • All vehicles need turn indicator signals except those under 80 inches wide manufactured before 1960, unless body or load extends beyond specified dimensions.

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    Description

    Prepare for your Texas Class B Exempt License with this comprehensive study guide. The flashcards cover essential topics such as speed limits, vehicle handling on steep grades, and lighting requirements for farm tractors. Master the concepts to ensure safety and compliance on the road.

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