- Danger zone
- Danger side
- Death zone
- Accident zone
From The CDL Manual
10.1.1 – Danger Zones
The danger zone is the area on all sides of the bus where children are in the most danger of being hit, either by another vehicle or their own bus.
The danger zones may extend as much as 30 feet from the front bumper with the first 10 feet being the most dangerous, 10 feet from the left and right sides of the bus and 10 feet behind the rear bumper of the school bus. In addition, the area to the left of the bus is always considered dangerous because of passing cars. Figure 10.1 illustrates these danger zones.
- 30 feet
- 10 feet
- 10 yards
- 15 feet
From The CDL Manual
10.1.1 – Danger Zones
The danger zone is the area on all sides of the bus where children are in the most danger of being hit, either by another vehicle or their own bus.
The danger zones may extend as much as 30 feet from the front bumper with the first 10 feet being the most dangerous, 10 feet from the left and right sides of the bus and 10 feet behind the rear bumper of the school bus. In addition, the area to the left of the bus is always considered dangerous because of passing cars. Figure 10.1 illustrates these danger zones.
- The right side
- The back side
- The front
- The left side
From The CDL Manual
10.1.1 – Danger Zones
The danger zone is the area on all sides of the bus where children are in the most danger of being hit, either by another vehicle or their own bus.
The danger zones may extend as much as 30 feet from the front bumper with the first 10 feet being the most dangerous, 10 feet from the left and right sides of the bus and 10 feet behind the rear bumper of the school bus. In addition, the area to the left of the bus is always considered dangerous because of passing cars. Figure 10.1 illustrates these danger zones.
- 10 feet
- 10 yards
- 15 feet
- 30 feet
From The CDL Manual
10.1.1 – Danger Zones
The danger zone is the area on all sides of the bus where children are in the most danger of being hit, either by another vehicle or their own bus.
The danger zones may extend as much as 30 feet from the front bumper with the first 10 feet being the most dangerous, 10 feet from the left and right sides of the bus and 10 feet behind the rear bumper of the school bus. In addition, the area to the left of the bus is always considered dangerous because of passing cars. Figure 10.1 illustrates these danger zones.
- All of these things
- Four bus lengths, or 200 feet behind the bus
- The rear tires where they touch the ground
- Along each side of the bus
From The CDL Manual
10.1.3 – Outside Left and Right Side Flat Mirrors
These mirrors are mounted at the left and right front corners of the bus at the side or front of the windshield. They are used to monitor traffic, check clearances and students on the sides and to the rear of the bus.
There is a blind spot immediately below and in front of each mirror and directly in back of the rear bumper. The blind spot behind the bus extends 50 to 150 feet and could extend up to 400 feet depending on the length and width of the bus.
Ensure that the mirrors are properly adjusted so you can see:
- 200 feet or four bus lengths behind the bus.
- Along the sides of the bus.
- The rear tires touching the ground.
- 50 feet
- Up to 400 feet
- 150 feet
- 10 feet
From The CDL Manual
10.1.3 – Outside Left and Right Side Flat Mirrors
These mirrors are mounted at the left and right front corners of the bus at the side or front of the windshield. They are used to monitor traffic, check clearances and students on the sides and to the rear of the bus.
There is a blind spot immediately below and in front of each mirror and directly in back of the rear bumper. The blind spot behind the bus extends 50 to 150 feet and could extend up to 400 feet depending on the length and width of the bus.
Ensure that the mirrors are properly adjusted so you can see:
- 200 feet or four bus lengths behind the bus.
- Along the sides of the bus.
- The rear tires touching the ground.
- Outside crossover mirrors
- Back-up camera
- Outside convex mirrrors
- Outside flat mirrors
From The CDL Manual
10.1.4 – Outside Left and Right Side Convex Mirrors
The convex mirrors are located below the outside flat mirrors. They are used to monitor the left and right sides at a wide angle. They provide a view of traffic, clearances and students at the side of the bus. These mirrors present a view of people and objects that does not accurately reflect their size and distance from the bus.
- Rear danger sone
- Front bumper danger zone
- Rear tires
- Emergency exits
From The CDL Manual
10.1.5 – Outside Left and Right Side Crossover Mirrors
These mirrors are mounted on both left and right front corners of the bus. They are used to see the front bumper “danger zone” area directly in front of the bus that is not visible by direct vision, and to view the “danger zone” area to the left side and right side of the bus, including the service door and front wheel area.
The mirror presents a view of people and objects that does not accurately reflect their size and distance from the bus. The driver must ensure that these mirrors are properly adjusted
- The right and left front tires touching the ground
- At least one traffic lane on either side of the bus
- The area between the front of the bus and the service door
- The entire front area of the bus
From The CDL Manual
10.1.5 – Outside Left and Right Side Crossover Mirrors
These mirrors are mounted on both left and right front corners of the bus. They are used to see the front bumper “danger zone” area directly in front of the bus that is not visible by direct vision, and to view the “danger zone” area to the left side and right side of the bus, including the service door and front wheel area.
The mirror presents a view of people and objects that does not accurately reflect their size and distance from the bus. The driver must ensure that these mirrors are properly adjusted
Ensure that the mirrors are properly adjusted so you can see:
- The entire area in front of the bus from the front bumper at ground level to a point where direct vision is possible. Direct vision and mirror view vision should overlap.
- The right and left front tires touching the ground.
- The area from the front of the bus to the service door.
- These mirrors, along with the convex and flat mirrors, should be viewed in a logical sequence to ensure that a child or object is not in any of the danger zones.
- 12 feet
- 30 feet
- 20 feet
- 12 yards