✅✅
rolling resistance is a major component of determining total resistance for tracked
vehicles - -False
✅✅
A sample of claystone with a SPT resistance value of 50/6 is harder than a claystone
sample with a SPT resistance value of 50/9 - -true
✅✅
consolidation is a faster method than compaction to increase the dry density of a soil
material - -false
✅✅
A sheepsfoot roller is better at compacting non-cohesive material than cohesive
materials - -False
✅✅
a smooth drum vibratory roller will typically travel at a faster speed while compacting
a material than a tamping foot roller - -false
✅✅
soil cement is typically used to stabilize granular material while lime stabilization is
typically used to stabilize cohesive materials - -true
✅✅
at the weight on drive wheels is increased for a wheeled piece of equipment the
maximum usable tractive force decreases - -false
✅✅
rimpull performance charts can be used when a haul road grade us negative
downhill, but the total resistance expressed at a grade % is positive - -true
compacting a sand material to 95% of a standard proctor maximum density takes
✅✅
less effort than compacting a sand material to 100% of a modified proctor maximum
density. - -true
, ✅✅
generally, a wet surface has a higher coefficient of traction than a dry surface -
-false
✅✅
OCM stands for _________________, when discussing the relationship between soil
density and moisture content - -Optimum Moisture Content
If the available power for a piece of wheeled equipment is larger than the maximum
✅✅
tractive force available, the wheels will _______________ when available power is
applied - -slip
✅✅
sandy material being placed for compaction under a building pad is typically placed
in lifts that are no greater than - -8" in depth
a grade of _________% is equivalent to a rolling reistance of 20lbs/ton - ✅✅-1
✅✅
___________ roller is best suited for compaction of asphalt for pavement -
-Pnenmatiztird
✅✅
what type of compactors are best used for backfilling foundations due to their small
size? - -remote operated and plate/jumping jacks
✅✅
topsoil typically cannot be used as fill under building pads due to the high amount
of_____________ - -organics
rolling resistance is a major component of determining total resistance for tracked
vehicles - -False
✅✅
A sample of claystone with a SPT resistance value of 50/6 is harder than a claystone
sample with a SPT resistance value of 50/9 - -true
✅✅
consolidation is a faster method than compaction to increase the dry density of a soil
material - -false
✅✅
A sheepsfoot roller is better at compacting non-cohesive material than cohesive
materials - -False
✅✅
a smooth drum vibratory roller will typically travel at a faster speed while compacting
a material than a tamping foot roller - -false
✅✅
soil cement is typically used to stabilize granular material while lime stabilization is
typically used to stabilize cohesive materials - -true
✅✅
at the weight on drive wheels is increased for a wheeled piece of equipment the
maximum usable tractive force decreases - -false
✅✅
rimpull performance charts can be used when a haul road grade us negative
downhill, but the total resistance expressed at a grade % is positive - -true
compacting a sand material to 95% of a standard proctor maximum density takes
✅✅
less effort than compacting a sand material to 100% of a modified proctor maximum
density. - -true
, ✅✅
generally, a wet surface has a higher coefficient of traction than a dry surface -
-false
✅✅
OCM stands for _________________, when discussing the relationship between soil
density and moisture content - -Optimum Moisture Content
If the available power for a piece of wheeled equipment is larger than the maximum
✅✅
tractive force available, the wheels will _______________ when available power is
applied - -slip
✅✅
sandy material being placed for compaction under a building pad is typically placed
in lifts that are no greater than - -8" in depth
a grade of _________% is equivalent to a rolling reistance of 20lbs/ton - ✅✅-1
✅✅
___________ roller is best suited for compaction of asphalt for pavement -
-Pnenmatiztird
✅✅
what type of compactors are best used for backfilling foundations due to their small
size? - -remote operated and plate/jumping jacks
✅✅
topsoil typically cannot be used as fill under building pads due to the high amount
of_____________ - -organics
