General knowledge Flashcards
(13 cards)
If the emergency warning lights are turned off, the _____ ______ must be activated
Emergency flashers
As the human eye becomes adapted to dark, the first color to leave the spectrum is ___
Red
From light to dark vision recovery takes at least ___ seconds. From dark to light takes ___ seconds.
6, 3
At night when traveling 50 MPH, the distanced traveled during a second is approximately ___ feet. In 6 seconds a vehicle has traveled ____ feet before the driver has fully regained night vision.
75, 450
If not needed to illuminate the scene, drivers shall turn off _____ _____ when parked at incidents
vehicle headlights
Studies show that at ____ car lengths away from a vehicle with its headlights on, the opposing driver is completely blinded
2 1/2
the best combination of lights to provide maximum night visibility is: 1 - Red warning lights \_\_\_ 2 - Headlights \_\_\_\_ 3 - Fog lights \_\_\_\_ 4 - Pump panel lights \_\_\_ 5 - Spot lights on rear and front \_\_\_
1 - on 2 - off 3 - off 4 - on 5 - on and directed on a traffic cone
1 minute of stopped traffic causes an additional __ minute delay in travel
4
Level 1 traffic incident (MINOR)
impact to travel roadway is estimated to be less than 30 minutes with no/or minor lane blockage
Level 2 traffic incident (INTERMEDIATE)
impact to travel roadway is estimated to be between 30 minutes to 2 hours with lane blockages but not full closure of the roadway
Level 3 traffic incident (MAJOR)
impact to travel roadway is estimated to be more than 2 hours OR the roadway is closed in any single direction; significant conjection is expected.
When blocking at an incident scene, never take a _______ lane
partial
Never allow traffic to come around ____ ____ of an incident scene
both sides
