Podcast
Questions and Answers
No vehicle unloaded or with load shall exceed a height of how many feet?
No vehicle unloaded or with load shall exceed a height of how many feet?
- 15 feet
- 14 1/2 feet
- 13 feet
- 13 1/2 feet (correct)
Every motor vehicle which obstructs the driver's view to the rear must be equipped with a mirror reflecting a view of the highway for how many feet?
Every motor vehicle which obstructs the driver's view to the rear must be equipped with a mirror reflecting a view of the highway for how many feet?
- 400 feet
- 100 feet
- 200 feet (correct)
- 300 feet
Any vehicle loaded to within less than six inches to top of body with sand, dirt, gravel, or rock shall not be driven unless:
Any vehicle loaded to within less than six inches to top of body with sand, dirt, gravel, or rock shall not be driven unless:
- Uncovered and 8-inch sideboards
- Covered with a tarp and 8-inch sideboards
- Uncovered and 6-inch sideboards
- Covered with a tarp and 6-inch sideboards (correct)
When your vision is limited due to bad weather conditions, the maximum speed for trucks is:
When your vision is limited due to bad weather conditions, the maximum speed for trucks is:
The driver of any motor truck or truck drawing another vehicle shall not continually follow another truck within:
The driver of any motor truck or truck drawing another vehicle shall not continually follow another truck within:
No semi-trailer operating in a truck-tractor-semi-trailer combination shall exceed a length of:
No semi-trailer operating in a truck-tractor-semi-trailer combination shall exceed a length of:
In a truck-semi-trailer-trailer combination, no trailer shall exceed a length of:
In a truck-semi-trailer-trailer combination, no trailer shall exceed a length of:
How many vehicles in combination may be towed by saddle-mount?
How many vehicles in combination may be towed by saddle-mount?
How many motor vehicles may be towed by a tow-bar?
How many motor vehicles may be towed by a tow-bar?
Trucks must stop at all weigh stations on the main highways for what reason?
Trucks must stop at all weigh stations on the main highways for what reason?
No single vehicle unloaded or with load shall have an overall length inclusive to front and rear bumpers of how many feet?
No single vehicle unloaded or with load shall have an overall length inclusive to front and rear bumpers of how many feet?
The total outside width of any vehicle or load shall not exceed how many feet?
The total outside width of any vehicle or load shall not exceed how many feet?
If a vehicle over twelve feet and six inches in height damages any overhead structure, who is liable?
If a vehicle over twelve feet and six inches in height damages any overhead structure, who is liable?
Permits to move a vehicle on the highway that exceeds legal size must be obtained from?
Permits to move a vehicle on the highway that exceeds legal size must be obtained from?
If a truck or bus becomes disabled on the roadway at night, three flares must be placed to warn other drivers. Where are the other two flares placed?
If a truck or bus becomes disabled on the roadway at night, three flares must be placed to warn other drivers. Where are the other two flares placed?
All clearance side-marker lamps on or near the front of a trailer must be what color?
All clearance side-marker lamps on or near the front of a trailer must be what color?
All reflectors mounted on the rear must be what color?
All reflectors mounted on the rear must be what color?
Every vehicle transporting explosives shall be equipped with how many fire extinguishers?
Every vehicle transporting explosives shall be equipped with how many fire extinguishers?
All trucks must have a stop light lighted when?
All trucks must have a stop light lighted when?
The load upon any vehicle shall not extend beyond the front bumper of such vehicles more than how many feet?
The load upon any vehicle shall not extend beyond the front bumper of such vehicles more than how many feet?
When is it important that the driver of a commercial vehicle be better informed about the rules of safe driving?
When is it important that the driver of a commercial vehicle be better informed about the rules of safe driving?
Before backing a large truck, what is the first step you should take?
Before backing a large truck, what is the first step you should take?
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Study Notes
Height Regulations
- Maximum height for vehicles loaded or unloaded is 13 1/2 feet.
- Over-height vehicles must comply with laws to avoid damage to overhead structures.
Visibility Requirements
- Vehicles obstructing the driver's rear view need a mirror to reflect a view at least 200 feet.
Load Regulations
- Vehicles loaded under six inches with sand, dirt, or gravel must be covered with a tarp and have 6-inch sideboards.
Speed Limits in Poor Conditions
- Maximum speed for trucks, truck-trailers, and buses in bad weather is 45 mph.
Following Distance for Trucks
- Trucks must maintain a distance of no less than 300 feet when following another truck on the roadway.
Vehicle Length Specifications
- Semi-trailers in truck-trailer combinations should not exceed 50 feet in length.
- Trailers in truck-semi-trailer combinations should not exceed 30 feet.
Towing Regulations
- Saddle-mount configurations may tow a maximum of 2 vehicles.
- A single motor vehicle may be towed by a tow-bar.
Weight Station Compliance
- Trucks must stop at weigh stations to ensure they are not overloaded.
Vehicle Length Regulations
- Single vehicles, unloaded or with load, must not exceed 40 feet in overall length.
- The total vehicle width, including loads, cannot exceed 8 1/2 feet.
Liability for Damage
- If a vehicle over 12 feet 6 inches in height causes damage to overhead structures of the same height or more, either the driver or the vehicle's owner can be liable.
Permit Requirements
- Permits for oversized vehicles or loads are issued by the Mississippi Department of Transportation, Maintenance Division Permit Section.
Emergency Signal Placement
- If a truck or bus becomes disabled at night, place flares or reflectors: one alongside the vehicle, one 100 feet ahead, and one 100 feet behind.
Color Requirements for Lighting and Reflectors
- Front clearance side-marker lamps must be amber.
- Rear reflectors must be red.
Fire Safety for Transporting Explosives
- Vehicles carrying explosives must have at least 2 fire extinguishers ready for immediate use.
Illumination Requirements
- All trucks are required to have a functional red or amber stop light illuminated when the foot brake is applied.
Load Extension Regulations
- Loads on vehicles cannot extend more than 3 feet beyond the front bumper.
Driver Knowledge Requirements
- Drivers of commercial vehicles must always be aware of and informed regarding safe driving regulations.
Safety Precautions Before Backing
- The first step before backing up a large truck is to get out and check clearance limits to ensure sufficient space for maneuvering.
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