DOTD Asphalt Inspection 2 Questions
and Answers (100% Verified)
alignment - ANSWER-A stringline set on or near the ground is used for what?
located properly, smooth with no bends, & the follower is directly above the line -
ANSWER-What are 3 inspection points for the alignment control of a paver?
below 50 degrees f - ANSWER-What is the ambient air temperature limit for wearing
course?
in lifts for 2.75 inches thick or greater - ANSWER-Ambient air temperature limitations do
not apply when asphalt is placed at what lift thickness?
material in a storage silo used as a storage silo - ANSWER-If rain begins on the project,
what materials may not be placed?
Haul Ticket - ANSWER-What document can determine the required mix temperature of
the mix as it leaves the plant?
25 degrees f - ANSWER-How many degrees can the mix cool from the minimum
allowable plan temperature when checked in the truck and still be within spec
requirements for placement?
in the paver hopper - ANSWER-Where is the acceptance level of asphalt obtained?
Haul Ticket - ANSWER-Where is the temperature of a truckload of mix recorded?
wind chill, cloud cover, coarse mix - ANSWER-What conditions could create cold mix
problems?
surface deficiency, raveling, increased maintenance costs - ANSWER-Mix held in
hopper wings until it is significantly cooler than the fresh mixture can cause what?
asphalt cement will no longer act as a bonding agent, mix will appear dry, & mix may
tear during rolling - ANSWER-What may be the results of overheating an asphaltic
concrete mixture?
Haul Ticket - ANSWER-The automatic print out of mixture carried by an individual truck
be certain the mix is the correct one for the project, check mix in truck for obvious
deficiencies, check temperature if necessary - ANSWER-What must the inspector do
before signing the stamped haul ticket?
, void the haul ticket and sign that the load is unacceptable - ANSWER-What should the
inspector do if the mix is not acceptable?
5000 - ANSWER-How many tons of mix are in a standard size lot?
to document quantities placed for pavement - ANSWER-What is the primary use for
haul tickets by the department?
Ticket for Asphaltic Concrete - ANSWER-When the automatic printer is not working
properly, what should be used in its place?
48 hours - ANSWER-If the haul ticket malfunctions, for how long can the plant use
manual documentation?
transverse joint - ANSWER-A joint formed perpendicular to the centerline whenever
paving operations are discontinued long enough for the mat to cool significantly
3 feet - ANSWER-Transverse joints in succeeding lifts must be offset by at least how
many feet?
plan thickness - ANSWER-The vertical face of the transverse joint must be measured in
several places before laydown operations can begin to be sure it is at least what?
paper - ANSWER-What is used as a bond breaker between the traffic ramp and the
prepared surface of a transverse joint location?
25% of plan thickness - ANSWER-The shims placed beneath the screed on the
compacted mat as operations begin at a transverse joint must be what?
scarify the mat surface with a lute; add more mix; work it into the mat surface, then
recompact the area with rollers - ANSWER-If there is a dip at the joint after rolling,
which of the following actions are required?
longitudinal joints - ANSWER-Joints that occur between paving strips, roadway lanes or
lanes and shoulders are called what?
3 inches - ANSWER-Longitudinal joints in succeeding lifts must be be offset by
approximately how much?
At the plant - ANSWER-contaminants that are coated with asphalt cement indicate that
the problem occurred where?
they strip the asphalt cement - ANSWER-Why are petroleum substances detrimental to
asphaltic concrete?
and Answers (100% Verified)
alignment - ANSWER-A stringline set on or near the ground is used for what?
located properly, smooth with no bends, & the follower is directly above the line -
ANSWER-What are 3 inspection points for the alignment control of a paver?
below 50 degrees f - ANSWER-What is the ambient air temperature limit for wearing
course?
in lifts for 2.75 inches thick or greater - ANSWER-Ambient air temperature limitations do
not apply when asphalt is placed at what lift thickness?
material in a storage silo used as a storage silo - ANSWER-If rain begins on the project,
what materials may not be placed?
Haul Ticket - ANSWER-What document can determine the required mix temperature of
the mix as it leaves the plant?
25 degrees f - ANSWER-How many degrees can the mix cool from the minimum
allowable plan temperature when checked in the truck and still be within spec
requirements for placement?
in the paver hopper - ANSWER-Where is the acceptance level of asphalt obtained?
Haul Ticket - ANSWER-Where is the temperature of a truckload of mix recorded?
wind chill, cloud cover, coarse mix - ANSWER-What conditions could create cold mix
problems?
surface deficiency, raveling, increased maintenance costs - ANSWER-Mix held in
hopper wings until it is significantly cooler than the fresh mixture can cause what?
asphalt cement will no longer act as a bonding agent, mix will appear dry, & mix may
tear during rolling - ANSWER-What may be the results of overheating an asphaltic
concrete mixture?
Haul Ticket - ANSWER-The automatic print out of mixture carried by an individual truck
be certain the mix is the correct one for the project, check mix in truck for obvious
deficiencies, check temperature if necessary - ANSWER-What must the inspector do
before signing the stamped haul ticket?
, void the haul ticket and sign that the load is unacceptable - ANSWER-What should the
inspector do if the mix is not acceptable?
5000 - ANSWER-How many tons of mix are in a standard size lot?
to document quantities placed for pavement - ANSWER-What is the primary use for
haul tickets by the department?
Ticket for Asphaltic Concrete - ANSWER-When the automatic printer is not working
properly, what should be used in its place?
48 hours - ANSWER-If the haul ticket malfunctions, for how long can the plant use
manual documentation?
transverse joint - ANSWER-A joint formed perpendicular to the centerline whenever
paving operations are discontinued long enough for the mat to cool significantly
3 feet - ANSWER-Transverse joints in succeeding lifts must be offset by at least how
many feet?
plan thickness - ANSWER-The vertical face of the transverse joint must be measured in
several places before laydown operations can begin to be sure it is at least what?
paper - ANSWER-What is used as a bond breaker between the traffic ramp and the
prepared surface of a transverse joint location?
25% of plan thickness - ANSWER-The shims placed beneath the screed on the
compacted mat as operations begin at a transverse joint must be what?
scarify the mat surface with a lute; add more mix; work it into the mat surface, then
recompact the area with rollers - ANSWER-If there is a dip at the joint after rolling,
which of the following actions are required?
longitudinal joints - ANSWER-Joints that occur between paving strips, roadway lanes or
lanes and shoulders are called what?
3 inches - ANSWER-Longitudinal joints in succeeding lifts must be be offset by
approximately how much?
At the plant - ANSWER-contaminants that are coated with asphalt cement indicate that
the problem occurred where?
they strip the asphalt cement - ANSWER-Why are petroleum substances detrimental to
asphaltic concrete?
