Asphalt Paving GC Exam UPDATED ACTUAL Exam Questions
and CORRECT Answers
Ensure finished surface of base varies neither than 3/8" from a straight edge 10' long when
applied parallel to the CL of the rd, no more than ______ inch from the typical cross-section on
the plans - 1/2"
Thickness of completed modified base is measured at staggered intervals not to exceed _____
feet in length for two-lane roads - 250'
Use _______ in all base courses as an anti-stripping additive - hydrated lime
Where plans required uniform thickness of base course and the contract provides for pavement
on sq yd bases, thickness of base course is determined from measurements taken of the
completed base course at intervals not exceeding _____ feet for two-lane roads - 500'
For HMA, use aggregates with a combined specific gravity of _____ or less - 2.90
ON HMA use pneumo-rollers that are self propelled and have an effective rolling width of not
less than _______ - 60"
Ensure intermediate rolling of HMA is completed before mat temp drops below _____ - 175
degrees
First step in applying asphalt surface treatment (single) - Clean surface
Last step in applying asphalt surface treatment (single) - Remove excess aggregate
Spread aggregate for HMA within _____ feet of the application of the emulsion - 200'
,Place asphalt surface treatment (double) within ____ days of the base course being primed - 7
When rolling aggregate applications for asphalt surface treatment (double) on each trip of the
roller, overlap prior by _____ the width of the roller - 1/2
On portland cement pavement, position lower surface of preformed joint filler on or below
surface of base while upper surface is _____ inches below surface of the slab - 1/2"
When using surface vibrators on portland concrete, ensure frequency is not less than ______
impulses per minute - 3500
Construct subbase and base beneath concrete pavement to include area _____ inches in width
extending beyond edges to provide stability for paver tracks - 18"
Min. width of any reinforced concrete slab is ______ feet - 16'
Max. length of any reinforced concrete slab is ______ feet - 20'
Exclude all vehicle traffic from newly constructed concrete pavement for a period of not less
than ______ days - 14
Finish joints should not deviate more than ____ inch in the horizontal alignment from a straight
line - 1/4"
Make transverse construction joints whenever placing of concrete is suspended longer than
_____ minutes - 30 minutes
Ensure final sealed surface width of newly constructed longitudinal and transverse contraction
joints is _____ inch - 3/8"
, If calcium is used in non-reinforced concrete during cold weather, do not exceed ______ % - 2%
Water reducer may be used to increase slump of concrete - True
Use procedures for mass concrete placement for a pour that has dimensions of _____ feet or
greater in _____ different directions - 5, 3
In hot weather, do not allow mass concrete mix temperature measured at discharge into the forms
to exceed ______ degrees - 80 degrees
Wet-cure surface of bridge decks for minimum of - 7 days
Wet-cure structural concrete other than bridge decks for period of ____ days and cover with
curing blankets - 4 days
Do not remove forms in less than ______ hours, nor more than 48 hours - 5 hours
Wait a minimum of ____ hours between placing footing or driller pier concrete and erecting
column forms - 12 hours
Wait a minimum of ___ hours between placing footing or drilled pier concrete and placing
column forms - 24 hours
Allow concrete to cure for _____ days before application of final finishing coat - 28 days
When grinding and texturing bridge decks do not allow depth or grinding to exceed ______ inch
- 1/2"
and CORRECT Answers
Ensure finished surface of base varies neither than 3/8" from a straight edge 10' long when
applied parallel to the CL of the rd, no more than ______ inch from the typical cross-section on
the plans - 1/2"
Thickness of completed modified base is measured at staggered intervals not to exceed _____
feet in length for two-lane roads - 250'
Use _______ in all base courses as an anti-stripping additive - hydrated lime
Where plans required uniform thickness of base course and the contract provides for pavement
on sq yd bases, thickness of base course is determined from measurements taken of the
completed base course at intervals not exceeding _____ feet for two-lane roads - 500'
For HMA, use aggregates with a combined specific gravity of _____ or less - 2.90
ON HMA use pneumo-rollers that are self propelled and have an effective rolling width of not
less than _______ - 60"
Ensure intermediate rolling of HMA is completed before mat temp drops below _____ - 175
degrees
First step in applying asphalt surface treatment (single) - Clean surface
Last step in applying asphalt surface treatment (single) - Remove excess aggregate
Spread aggregate for HMA within _____ feet of the application of the emulsion - 200'
,Place asphalt surface treatment (double) within ____ days of the base course being primed - 7
When rolling aggregate applications for asphalt surface treatment (double) on each trip of the
roller, overlap prior by _____ the width of the roller - 1/2
On portland cement pavement, position lower surface of preformed joint filler on or below
surface of base while upper surface is _____ inches below surface of the slab - 1/2"
When using surface vibrators on portland concrete, ensure frequency is not less than ______
impulses per minute - 3500
Construct subbase and base beneath concrete pavement to include area _____ inches in width
extending beyond edges to provide stability for paver tracks - 18"
Min. width of any reinforced concrete slab is ______ feet - 16'
Max. length of any reinforced concrete slab is ______ feet - 20'
Exclude all vehicle traffic from newly constructed concrete pavement for a period of not less
than ______ days - 14
Finish joints should not deviate more than ____ inch in the horizontal alignment from a straight
line - 1/4"
Make transverse construction joints whenever placing of concrete is suspended longer than
_____ minutes - 30 minutes
Ensure final sealed surface width of newly constructed longitudinal and transverse contraction
joints is _____ inch - 3/8"
, If calcium is used in non-reinforced concrete during cold weather, do not exceed ______ % - 2%
Water reducer may be used to increase slump of concrete - True
Use procedures for mass concrete placement for a pour that has dimensions of _____ feet or
greater in _____ different directions - 5, 3
In hot weather, do not allow mass concrete mix temperature measured at discharge into the forms
to exceed ______ degrees - 80 degrees
Wet-cure surface of bridge decks for minimum of - 7 days
Wet-cure structural concrete other than bridge decks for period of ____ days and cover with
curing blankets - 4 days
Do not remove forms in less than ______ hours, nor more than 48 hours - 5 hours
Wait a minimum of ____ hours between placing footing or driller pier concrete and erecting
column forms - 12 hours
Wait a minimum of ___ hours between placing footing or drilled pier concrete and placing
column forms - 24 hours
Allow concrete to cure for _____ days before application of final finishing coat - 28 days
When grinding and texturing bridge decks do not allow depth or grinding to exceed ______ inch
- 1/2"
