Roadway Incidents Flashcards
notification procedures that advise approaching motorists to transition from normal driving status to that required by the temporary emergency traffic control measures ahead of them
advance warning
positioning a fire department apparatus on an angle to the lanes of traffic creating a physical barrier between upstream traffic and the work area
block
the distance or space between personnel and vehicles in the protected work area and nearby moving traffic
buffer space
the direction that traffic is moving as it travels away form the incident scene
downstream
the protected work area at a vehicle related roadway incident that is shielded by the block form apparatus and other emergency vehicles aka work area
incident space
the action of merging several lanes of moving traffic into fewer moving lanes
taper
the lanes of a roadway within which approaching motorists change their speed and position to comply with the traffic control measures established at an incident scene
transition zone
the direction from which traffic is traveling as vehicles approach the incident scene
upstream
aka incident space, the protected area at a vehicle related roadway incident that is shielded by the block form apparatus and other emergency vehicles
work area
beginning July 1 2012 all emergency responders within the right of way who are either exposed to traffic or to emergency vehicles and equipment within the incident scene shall wear high visibility safety apparel that meets the requirements of the ___
ANSI/ISEA 107-2010
the use of ___ access points in jersey barriers is extremely hazardous and shall be used only when the situation is necessary for immediate lifesaving measures
u-turn
proper spotting and placement of apparatus is the joint responsibility of the
driver and officer
inside travel lane
middle travel lanes
outside travel lane
lane 1
lane 2
lane 3
the ___ should position prior to the incident but close enough to provide hose line for protection
fire arriving engine
positioning the engine at and angle to the lanes with the pump panel toward the work area to protect the pump operator and front wheels rotated away from the incident is known as the ___
fend off position
blocking apparatus should be placed at least ___ feet behind the first operating unit to create a safe working area
50 feet
the ___ shall position in front of the first arriving engine in the most advantageous tactical position for extrication functions
rescue company
___ shall position past the incident but within the incident space
ems units and command and staff vehicles
asap the engine operator should place ___ or ___ to assist in channeling traffic away from the incident
flares or traffic cones
how many feet for the buffer space
80 feet
taper length should begin diagonally across the roadway beginning at the buffer space and working downstream toward traffic for at least ___ feet
40 feet
each lane marker is ___ feet in length and there is ___ feet between markers
10 feet and 30 feet
roadways facilitating speed of 55 mph or greater should have ___ taper and buffer spaces
longer
from light to dark vision recovery takes at least ___ seconds
6 seconds
form dark to light vision recovery takes at least ___ seconds
3 seconds
@ ___ mph the distance traveled during a second is approx ___ feet. so in ___ seconds a vehicle has traveled ___ feet before driver has fully regained night vision
50 mph and 75 feet
6 seconds and 450 feet
best combination of light to provide maximum night visibility is
red warning light on headlights off fog lights off pump panel lights on spot lights on rear and front and directed onto traffic cones traffic directional boards on
traffic incident level when impact to the traveled roadway is estimated to be less than 30 minutes with no lane blockage or with minor lane blockage
level 1
minor
traffic incident level when impact to the traveled roadway is estimated to be between 30 minutes and 2 hours with lane blockages but not full closure of the roadway
level 2
intermediate
traffic incident level when impact tot he traveled roadway is estimated to be more than 2 hours or the roadway is closed in any single direction; significant area wide congestion is expected
level 3
major
